Patent 12011329
Derivative works
Defensive disclosure: derivative variations of each claim designed to render future incremental improvements obvious or non-novel.
Active provider: Google · gemini-2.5-flash
Derivative works
Defensive disclosure: derivative variations of each claim designed to render future incremental improvements obvious or non-novel.
Defensive Disclosure for US Patent 12011329: Intraoral Device
This Defensive Disclosure document outlines various derivative concepts and potential improvements related to US Patent 12011329, "Intraoral device," for the purpose of establishing prior art and preventing future patenting of obvious or non-novel variations by competitors. The descriptions are designed to be technically enabling for a person skilled in the art.
Core Claims Analyzed:
- Claim 1
- Claim 9
- Claim 21
- Claim 30
Derivative Variations for Claim 1: Mouthpiece with Main Body, Bridge Structure, and Cheek-Retractor
Claim 1: A mouthpiece comprising: a main body having a first end opposite a second end that is narrower than the first end, the main body comprising: a first wall having a plurality of first edges and extending from the first end to the second end, a second wall having a plurality of second edges and located at a distance from the first wall, the distance corresponding to an interior space between the first wall and the second wall, wherein the second wall also extends from the first end to the second end, a connecting wall that connects one of the first edges of the first wall to one of the second edges of the second wall across the distance between the first wall and the second wall, and a bridge structure that includes a plurality of spaced protrusions protruding from an interior surface of the second wall, the bridge structure extending across the distance between the first wall and the second wall through the interior space towards the first wall; and a cheek-retractor portion connected to the narrower second end of the main body portion and expanding outwardly away from the second narrower end, the first wall and the second wall of the main body transitioning into and being connected in the cheek-retractor portion to form the cheek-retractor portion, wherein the first wall and the second wall of the main body portion that transition into the cheek-retractor portion are spaced apart from each other for a distance within the cheek-retractor portion before being connected at the cheek-retractor portion. [cite: The full patent text, Claims]
1.1 Material & Component Substitution
Derivative 1.1.1: Bio-Resorbable Polymer Mouthpiece with Integrated pH Sensor Protrusions
Enabling Description: The mouthpiece's main body, cheek-retractor portion, and connecting wall are fabricated from a bio-resorbable polymer, such as polylactic acid (PLA) or polyglycolic acid (PGA), suitable for short-term intraoral application and subsequent safe degradation. The bridge structure's spaced protrusions are augmented with micro-encapsulated pH-sensitive dyes or miniaturized solid-state pH electrodes fabricated using MEMS technology, integrated within the polymer matrix. These sensors provide localized pH readings within the oral cavity, which can be wirelessly transmitted via a near-field communication (NFC) tag embedded in the first end of the main body during placement or removal. The bio-resorbable nature eliminates sterilization requirements for reuse in multi-patient scenarios and reduces biohazard waste.
classDiagram class Mouthpiece { +BioResorbableMaterial: PLA/PGA +MainBody +CheekRetractor +ConnectingWall +BridgeStructure +NFC_Tag } class BridgeStructure { +SpacedProtrusions +Integrated_pH_Sensors: MEMS_Electrodes/Dye_Capsules } class NFC_Tag { +WirelessDataTransmission() } Mouthpiece *-- MainBody MainBody *-- BridgeStructure MainBody *-- ConnectingWall Mouthpiece *-- CheekRetractor Mouthpiece *-- NFC_Tag BridgeStructure *-- Integrated_pH_Sensors
Derivative 1.1.2: Metal Alloy Mouthpiece with Articulated Sections
Enabling Description: The mouthpiece structure, including the main body and cheek-retractor, is constructed from a biocompatible, high-strength metal alloy (e.g., medical-grade titanium alloy, ASTM F136 or F1472, or cobalt-chromium alloy). Instead of a monolithic structure, the main body and cheek-retractor portion are segmented into multiple articulated sections connected by micro-hinges or flexible joints made of the same alloy or a high-performance polymer like PEEK. This allows for precise, patient-specific angle adjustments and shape conformity via mechanical manipulation before or during insertion, maintaining rigidity once positioned. The bridge structure's protrusions are machined directly into the interior surface of the second wall. The connecting walls are also segmented and articulated.
graph TD A[Mouthpiece (Metal Alloy)] --> B{Main Body - Segmented} A --> C{Cheek Retractor - Segmented} B --> D[First Wall Segments] B --> E[Second Wall Segments] B --> F[Connecting Wall Segments] E --> G[Machined Bridge Structure Protrusions] D -- Micro-Hinges/Flexible Joints --> D E -- Micro-Hinges/Flexible Joints --> E F -- Micro-Hinges/Flexible Joints --> F C -- Micro-Hinges/Flexible Joints --> C B -- Adjustable Articulation --> C
1.2 Operational Parameter Expansion
Derivative 1.2.1: High-Flow, Wide-Bore Mouthpiece for Industrial-Scale Oral Hygiene
Enabling Description: This mouthpiece is scaled for industrial applications, such as large animal dentistry (e.g., equine or bovine), or for automated oral hygiene systems in critical care environments where traditional dental staff intervention is limited. The main body and suction connector feature significantly wider bore diameters (e.g., 25-50mm internal diameter for the conduit) and reinforced walls to accommodate higher suction volumes and larger debris removal (e.g., feed particles, larger calculus fragments). The material is a high-durometer, abrasion-resistant silicone or polyurethane. The bridge structure's protrusions are enlarged and spaced further apart to prevent clogging while maintaining wall separation under extreme vacuum pressures (e.g., up to -0.8 bar).
flowchart TD Start((Patient/Animal)) --> PlaceMouthpiece[Insert Large-Scale Mouthpiece] PlaceMouthpiece --> ActivateSuction[Activate High-Volume Suction System] ActivateSuction --> FluidDebrisFlow[Fluid & Debris Flow through Main Body] FluidDebrisFlow -- Prevent Clogging (Bridge Structure) --> SuctionConduit[Enter Wide-Bore Suction Conduit] SuctionConduit --> ExternalVacuum[External High-Capacity Vacuum Source] ExternalVacuum --> End((Waste Collection))
Derivative 1.2.2: Cryogenic Temperature-Stabilized Mouthpiece for Sensitive Oral Procedures
Enabling Description: The mouthpiece is designed for use in specialized procedures requiring precise temperature control, such as localized cryotherapy within the oral cavity or during procedures sensitive to thermal expansion/contraction of tissues. The main body and cheek retractor are constructed with multi-layered walls incorporating vacuum insulation or microfluidic channels for circulating a cryogenic or temperature-stabilizing fluid (e.g., chilled saline, liquid nitrogen vapor). The materials are chosen for stability and flexibility at cryogenic temperatures (e.g., specialized medical-grade silicone compounds or fluoropolymers like PTFE). The bridge structure protrusions include embedded micro-thermocouples for real-time temperature monitoring within the inner cavity, transmitting data to an external control unit.
stateDiagram-v2 [*] --> Idle Idle --> PrepareCoolant: Initiate Cryogenic Procedure PrepareCoolant --> LoadMouthpiece: Load Mouthpiece with Coolant LoadMouthpiece --> InsertMouthpiece: Insert into Oral Cavity InsertMouthpiece --> MonitorTemp: Monitor Internal Temperature (Micro-Thermocouples) MonitorTemp --> CirculateCoolant: Circulate Cryogenic Fluid in Channels CirculateCoolant --> AdjustFlow: Adjust Coolant Flow based on Feedback AdjustFlow --> StabilizedTemperature: Achieve/Maintain Target Temperature StabilizedTemperature --> ProcedureComplete: Procedure Ends ProcedureComplete --> RemoveMouthpiece: Remove Mouthpiece RemoveMouthpiece --> Cleanup: System Cleanup Cleanup --> [*]
1.3 Cross-Domain Application
Derivative 1.3.1: Gastric Isolation and Suction Device (Veterinary/Medical)
Enabling Description: The mouthpiece concept is adapted for gastric lavage or isolation in veterinary medicine (e.g., for ruminants or large dogs) or human emergency medicine, specifically for esophageal or gastric suction and isolation. The main body is elongated and dimensionally scaled to fit the esophagus, with the "first end" positioned distally in the stomach and the "second end" remaining in the oral cavity. The bridge structure's protrusions facilitate continuous suction and prevent collapse of the esophageal walls during gastric evacuation. The cheek retractor portion acts as an oral brace to secure the device during insertion and operation. The connecting wall seals the oral cavity from the external environment.
flowchart TD A[Oral Opening] --> B[Cheek Retractor (Oral Brace)] B --> C[Main Body (Elongated for Esophagus/Stomach)] C -- Bridge Structure --> D[Gastric/Esophageal Cavity] D -- Suction via Interior Space --> E[Suction Connector (External)] E --> F[Vacuum Source] C -- Connecting Wall --> B
Derivative 1.3.2: Contaminant Barrier for Industrial Robotic Arms (Manufacturing)
Enabling Description: This device functions as a flexible, internal sealing and suction system for articulated joints in industrial robotic arms operating in cleanroom or hazardous material environments. The "main body" is a flexible, annular sealing element fitted internally within a robotic joint, with the "first wall" and "second wall" conforming to the inner and outer surfaces of the joint components. The "interior space" forms a localized vacuum channel. The "bridge structure" protrusions maintain a precise gap between rotating or articulating components, ensuring suction efficiency while preventing material contact. The "cheek-retractor portion" acts as a flexible external flange for mounting and sealing to the robot arm's chassis, facilitating easy connection to a central vacuum system for removal of micro-contaminants or hazardous dust.
graph TD A[Robotic Arm Joint] --> B{External Flange (Cheek Retractor)} B --> C{Annular Main Body (Internal Seal)} C --> D[First Wall (Inner Component)] C --> E[Second Wall (Outer Component)] E -- Bridge Structure Protrusions --> D C -- Interior Space (Vacuum Channel) --> F[Suction Connector] F --> G[Central Vacuum System] D -- Articulation -- E
1.4 Integration with Emerging Tech
Derivative 1.4.1: AI-Optimized Personalized Mouthpiece with Real-time Sensor Feedback
Enabling Description: The mouthpiece is equipped with an array of micro-sensors (e.g., pressure sensors embedded in the cheek retractor, flow sensors in the suction connector, proximity sensors along the main body walls) that provide real-time data on patient fit, suction efficiency, and tongue/cheek position. This data is streamed to a compact, edge AI processor integrated into the suction connector. The AI algorithm analyzes the sensor data to dynamically recommend optimal mouthpiece size, adjust suction levels on a connected vacuum unit, and provide feedback on patient comfort or potential tissue impingement. The bridge structure could dynamically adjust its protrusion length via embedded micro-actuators (e.g., piezoelectric or shape memory alloy) to optimize suction flow and maintain wall separation based on AI feedback, ensuring efficient debris removal even with subtle patient movements.
sequenceDiagram Patient->>Mouthpiece: Insert Mouthpiece->>+Embedded Sensors: Collect Pressure, Flow, Proximity Data Embedded Sensors->>Edge AI Processor: Stream Real-time Data Edge AI Processor->>AI Algorithm: Analyze & Optimize AI Algorithm-->>-Edge AI Processor: Generate Recommendations/Controls Edge AI Processor->>Suction Unit: Adjust Suction Power Edge AI Processor->>Mouthpiece: Actuate Bridge Structure (if dynamic) Mouthpiece->>+Dentist/Hygienist: Display Feedback (e.g., via connected device) Dentist/Hygienist->>Mouthpiece: Manual Adjustments/Confirm
Derivative 1.4.2: IoT-Enabled Smart Mouthpiece for Remote Monitoring & Supply Chain
Enabling Description: Each reusable mouthpiece is embedded with a unique, tamper-proof IoT identifier (e.g., an RFID tag or secure QR code) and a miniature temperature/pressure sensor array. Post-sterilization (autoclaving), these IoT tags are scanned, recording sterilization cycles, usage history, and material degradation indicators (from the temperature/pressure cycles) onto a decentralized blockchain ledger. This allows for transparent, immutable tracking of each mouthpiece from manufacturing through sterilization, usage, and eventual end-of-life, ensuring compliance with medical device regulations and optimizing inventory management in large dental clinics or hospital networks. Real-time monitoring data during use can be transmitted via Bluetooth Low Energy (BLE) to a local gateway. The bridge structure's condition can be assessed via embedded micro-cameras feeding images to the IoT system for AI-driven defect detection.
graph TD A[Mouthpiece (Reusable)] --> B{Embedded IoT Tag/Sensors} B --> C[Sterilization Unit] C --> D[IoT Gateway (BLE/Wi-Fi)] D --> E[Blockchain Ledger] E -- Immutable Records --> F[Supply Chain Management] E -- Immutable Records --> G[Compliance/Auditing] B -- During Use (Real-time) --> D
1.5 The "Inverse" or Failure Mode
Derivative 1.5.1: Low-Power, Manual Suction Mouthpiece with Passive Fluid Channeling
Enabling Description: This mouthpiece is designed for emergency or field use where high-power suction systems are unavailable. The main body's interior space is optimized for passive fluid drainage through gravity or manual aspiration via a simple bulb syringe. The bridge structure's protrusions are designed with hydrophilic surfaces and optimized geometry to passively channel fluids towards the suction connector, even under minimal or no active suction. The material is a soft, highly flexible, and brightly colored silicone to improve visibility in low-light conditions and ensure patient comfort with reduced cheek retraction force. The cheek-retractor portion has increased flexibility for easy insertion and removal by untrained personnel, providing basic oral isolation without external power.
flowchart LR A[Patient Oral Cavity] -- Fluid Accumulation --> B[Main Body Cavity] B -- Passive Channeling (Hydrophilic Bridge Structure) --> C[Suction Connector (Manual Aspiration Point)] C -- Manual Aspiration (Bulb Syringe) --> D[Fluid Collection Bag] B -- Basic Isolation --> E[Cheek Retractor (Soft, Flexible)]
Derivative 1.5.2: Safely Degrading Mouthpiece with Pressure-Release Bridge Structure
Enabling Description: The mouthpiece is engineered to prevent excessive tissue damage in case of extreme or prolonged suction system malfunction (e.g., over-suction). The bridge structure's protrusions incorporate a shear-release mechanism or frangible points designed to fail safely at a predetermined vacuum pressure threshold (e.g., -0.6 bar). Upon reaching this threshold, the protrusions either collapse or detach, creating a larger, unobstructed pathway between the anterior and posterior walls, thereby rapidly reducing the localized suction pressure on oral tissues and minimizing potential for soft tissue aspiration. The material chosen for the mouthpiece main body is a medical-grade silicone with an embedded indicator dye that changes color irreversibly upon exposure to excessive suction duration, alerting practitioners to potential over-use or impending structural fatigue.
stateDiagram-v2 [*] --> NormalOperation: Suction Active NormalOperation --> MonitorPressure: Monitor Suction Pressure MonitorPressure --> PressureSafe: Pressure < Threshold PressureSafe --> NormalOperation MonitorPressure --> PressureExceedsThreshold: Pressure >= Threshold PressureExceedsThreshold --> BridgeStructureFailure: Bridge Structure Shear/Collapse BridgeStructureFailure --> PressureReduced: Suction Pressure Rapidly Reduces PressureReduced --> AlertSystem: Issue Warning (Indicator Dye Change, Sensor Alarm) AlertSystem --> SafeShutdown: Initiate Safe Shutdown or Manual Intervention SafeShutdown --> [*]
Derivative Variations for Claim 9: Isolation Mouthpiece with Perforations, Protrusions, Suction Connector, Mouth Prop, and Cheek Retractor
Claim 9: An isolation mouthpiece for use with a suction system in a dental procedure, the mouthpiece comprising: a main body portion having a first end and a second end, the main body portion including: a first wall having a first edge and a second edge extending from the first end of the main body portion towards the second end of the main body portion, the first wall including a first plurality of perforations formed adjacent to and extending along a portion of the first edge and a second plurality of perforations formed adjacent to and extending along a portion of the second edge, a second wall having a third edge and a fourth edge extending from the first end of the main body portion towards the second end of the main body portion, the second wall including a third plurality of perforations formed adjacent to and extending along a portion of the third edge, and a fourth plurality of perforations formed adjacent to and extending along a portion of the fourth edge, wherein the second wall further includes a plurality of protrusions extending from an interior surface of the second wall towards the first wall in a shape having one or more crests and one or more troughs, and a third wall connecting the first wall and the second wall such that the first wall is spaced from the second wall to define an inner cavity, wherein a portion of the first wall has a first width adjacent to the first end of the main body portion and a second width adjacent to the second end of the main body portion, wherein a portion of the second wall has a third width adjacent to the first end of the main body portion and a fourth width adjacent to the second end of the main body portion, wherein the first width is greater than the second width, and wherein the third width is greater than the fourth width; a suction connector portion extending from the first end of the main body portion, the suction connector portion including: a generally tubular conduit including: an opening extending through the conduit and in fluid communication with the inner cavity, the opening being configured to receive a vacuum portion of the suction system therein, and a cutout configured to engage a protrusion on the suction system to aid in coupling the mouthpiece to the suction system; a mouth prop including a first side and a second side that are inwardly tapered from a top surface of the mouth prop towards a bottom surface of the mouth prop, the first side and the second side each including a plurality of ridges; and a cheek retractor portion having a first cheek-retractor end coupled to the second end of the main body portion and a second cheek-retractor end, the first cheek-retractor end and the second cheek-retractor end each having rounded edges, wherein the first wall and the second wall of the main body portion that transition into the cheek-retractor portion are spaced apart from each other for a distance within the cheek-retractor portion before being connected to each other in the cheek-retractor portion. [cite: The full patent text, Claims]
2.1 Material & Component Substitution
Derivative 2.1.1: Antimicrobial-Coated Mouthpiece with Ceramic-Reinforced Ridges
Enabling Description: The entire mouthpiece is fabricated from medical-grade silicone infused with a sustained-release antimicrobial agent (e.g., silver nanoparticles or chlorhexidine) to reduce biofilm formation and cross-contamination risks. The perforations are laser-drilled for precise geometry. The protrusions on the second wall, forming crests and troughs, are co-molded with a ceramic-reinforced polymer (e.g., zirconia-filled PEEK) at their contact points to enhance durability and prevent wear, maintaining optimal wall separation under prolonged use. The ridges on the mouth prop are also ceramic-reinforced to improve bite resistance and patient comfort.
classDiagram class Mouthpiece { +AntimicrobialSilicone +MainBody +SuctionConnector +MouthProp +CheekRetractor } class MainBody { +PerforatedWalls +Protrusions(Crests/Troughs) } class Protrusions { +CeramicReinforcement: Zirconia-filled_PEEK } class MouthProp { +Ridges } Mouthpiece *-- MainBody Mouthpiece *-- SuctionConnector Mouthpiece *-- MouthProp Mouthpiece *-- CheekRetractor MainBody *-- Protrusions MouthProp *-- Ridges
Derivative 2.1.2: Thermoplastic Elastomer Mouthpiece with Integrated Fiber Optic Illumination
Enabling Description: The mouthpiece is injection-molded from a clear, autoclavable thermoplastic elastomer (TPE), such as medical-grade Santoprene or C-Flex, allowing for visibility within the oral cavity. Integrated within the walls of the main body and cheek retractor are thin, flexible fiber optic light guides. These guides are bundled at the suction connector portion to connect to an external light source, providing direct, shadow-free illumination of the working area within the patient's mouth. The perforations are precisely molded, and the wave-like protrusions on the second wall are designed to allow for light transmission through the interior cavity. The mouth prop and its ridges are also made of the translucent TPE.
flowchart TD A[External Light Source] --> B(Fiber Optic Bundle) B --> C[Suction Connector Portion] C --> D{Light Guides Integrated in Main Body/Cheek Retractor Walls} D -- Illuminates --> E[Oral Cavity] F[Main Body Perforations] -- Suction --> G[Inner Cavity] G -- Protrusions --> G C -- Vacuum --> G E -- Oral Isolation --> H[Mouth Prop] H -- Tapered/Ridged --> E
2.2 Operational Parameter Expansion
Derivative 2.2.1: Multi-Frequency Ultrasonic Cleaning & Suction Mouthpiece
Enabling Description: This mouthpiece incorporates miniature ultrasonic transducers (e.g., piezoelectric) embedded within the first and second walls of the main body. These transducers generate ultrasonic waves at varying frequencies (e.g., 25kHz for gross debris removal, 80kHz for fine particle dislodgement) into the inner cavity and towards the teeth, aiding in plaque and debris removal concurrently with suction. The perforations are designed to facilitate efficient water delivery (for cavitation) and suction evacuation. The material must be acoustically transparent and resistant to cavitation erosion (e.g., specialized medical-grade silicone or urethane). The mouth prop features enhanced ridges to withstand ultrasonic vibrations without discomfort.
graph TD A[External Ultrasonic Generator] --> B{Ultrasonic Transducers (Embedded in Walls)} B -- Multi-Frequency Waves --> C[Inner Cavity & Oral Surfaces] C -- Dislodges Debris --> D[Fluid/Debris Mixture] D -- Perforations --> E[Inner Cavity] E -- Suction Connector --> F[Vacuum System] G[Mouthpiece Main Body] -- Resilient to Vibration --> B H[Mouth Prop] -- Enhanced Ridges --> G
Derivative 2.2.2: Extreme-Temperature Autoclavable Mouthpiece for Specialized Sterilization
Enabling Description: The mouthpiece is constructed from a novel, high-performance polyimide or perfluoroelastomer composite, capable of withstanding sterilization cycles up to 180°C (e.g., for prion decontamination protocols) or repeated flash sterilization. All components, including the main body, suction connector, mouth prop, and cheek retractor, maintain structural integrity, flexibility, and transparency across this extreme temperature range. The perforations, protrusions, and ridges are designed to resist thermal deformation and ensure long-term reusability under aggressive sterilization regimens. The cutout on the suction connector is reinforced with a high-temperature alloy insert for secure coupling under repeated thermal cycling.
stateDiagram-v2 [*] --> Manufacturing: High-Performance Composite Manufacturing --> InitialUse: First Patient Use InitialUse --> SterilizationCycle: Autoclave (up to 180C) SterilizationCycle --> Cooling: Return to Ambient Cooling --> Inspection: Visual & Functional Check Inspection --> Reusable: Pass -> Ready for Next Use Inspection --> Discard: Fail -> Decommission Reusable --> SterilizationCycle SterilizationCycle --> ThermalCyclingResistance ThermalCyclingResistance --> LongTermDurability
2.3 Cross-Domain Application
Derivative 2.3.1: Biological Sample Collection Device (Biomedical Research)
Enabling Description: The mouthpiece design is adapted for the high-throughput, standardized collection of oral fluid (e.g., saliva, buccal cell) samples in biomedical research or diagnostic screening. The main body forms a standardized collection chamber, with the perforations along the edges regulating the intake of oral fluid while preventing gross particulate matter. The protrusions (crests and troughs) on the second wall ensure constant flow dynamics and prevent the first wall from collapsing onto the collection surface, optimizing sample yield and quality. The suction connector portion is designed to interface directly with automated liquid handling systems or specialized collection tubes. The mouth prop ensures consistent mouth opening, and the cheek retractor maintains a clear collection field.
flowchart TD A[Oral Cavity] --> B{Main Body (Collection Chamber)} B -- Perforations (Regulated Intake) --> C[Inner Cavity (Sample Accumulation)] C -- Protrusions (Flow Dynamics) --> C C --> D[Suction Connector (Automated Interface)] D --> E[Liquid Handling System/Collection Tube] F[Mouth Prop] -- Consistent Opening --> A G[Cheek Retractor] -- Clear Field --> A
Derivative 2.3.2: Airway Management and Secretion Evacuation Device (Anesthesiology/Critical Care)
Enabling Description: This device functions as a specialized oral airway adjunct and secretion management tool. The main body is elongated and shaped to fit within the oral pharynx, serving as a bite block to protect the endotracheal tube (ETT) while simultaneously evacuating pharyngeal secretions. The perforations are strategically placed along the superior and inferior edges to maximize fluid collection from the posterior pharynx. The internal protrusions (crests and troughs) prevent the device from collapsing the ETT or impinging on the airway during suction, ensuring continuous patency. The mouth prop section facilitates intubation and maintains oral access, while the cheek retractor provides a clear viewing and working field during airway procedures.
graph LR A[Patient Airway] --> B(Oral Cavity) B --> C{Mouth Prop (Intubation Aid)} C --> D{Main Body (Pharyngeal Placement, ETT Protection)} D -- Perforations --> E[Inner Cavity (Secretion Collection)] E -- Protrusions --> E E --> F[Suction Connector (External)] F --> G[Aspiration System] B -- Retraction --> H[Cheek Retractor] D -- Accommodates --> I[Endotracheal Tube (ETT)]
2.4 Integration with Emerging Tech
Derivative 2.4.1: AI-Driven Debris Classification and Suction Optimization
Enabling Description: The internal cavity of the main body includes miniature, high-resolution optical sensors or micro-cameras coupled with a compact, embedded AI vision processing unit. As fluid and debris pass through the inner cavity, the AI system performs real-time classification of the aspirated material (e.g., distinguishes between saliva, blood, tooth fragments, amalgam, biofilm). Based on this classification, the AI dynamically adjusts the suction flow rate, pulse frequency, and potentially recommends specific instrumentation to the dental professional (e.g., "increase rinse, high suction needed for calculus"). This optimization enhances efficiency, reduces procedural time, and provides valuable data for post-procedure analysis. The mouth prop could include haptic feedback to guide optimal patient positioning.
sequenceDiagram Patient->>Mouthpiece: Oral Fluids & Debris Mouthpiece->>+Optical Sensors/Micro-Cameras: Capture Internal Flow Optical Sensors/Micro-Cameras->>Embedded AI Processor: Stream Video/Image Data Embedded AI Processor->>AI Vision Model: Classify Debris (Saliva, Blood, Calculus, etc.) AI Vision Model-->>-Embedded AI Processor: Classification Result Embedded AI Processor->>Suction System Controller: Adjust Suction Parameters (Flow, Pulse) Embedded AI Processor->>Dentist/Hygienist: Display Recommendations/Alerts Dentist/Hygienist->>Mouthpiece: Respond to Feedback (e.g., reposition, change tool)
Derivative 2.4.2: Biometric-Authenticated & Blockchain-Logged Device for Patient Safety
Enabling Description: Each mouthpiece features an integrated fingerprint or facial recognition scanner on the external portion of the suction connector (or mouth prop) for biometric authentication of the dental professional initiating a procedure. This authentication, along with device ID, patient ID (if scanned), and procedure start/end times, is cryptographically signed and logged onto a private blockchain network. This creates an immutable audit trail for each use, enhancing accountability, preventing unauthorized use, and ensuring patient safety. The device's cutout for system coupling is physically and electronically interlocked, requiring successful blockchain transaction verification before allowing full suction functionality.
graph TD A[Dental Professional] --> B{Biometric Scanner (Mouthpiece)} B --> C[Authentication Module] C -- Successful --> D[Blockchain Network] C -- Failed --> E[Function Lock/Alert] D -- Log Transaction --> F[Immutable Audit Trail] G[Mouthpiece Suction System] -- Interlocked --> C D -- Enables --> G F --> H[Compliance Reporting] F --> I[Patient Record Linkage]
2.5 The "Inverse" or Failure Mode
Derivative 2.5.1: Low-Suction, High-Visibility Mouthpiece for Training and Patient Anxiety Reduction
Enabling Description: This mouthpiece is designed with a significantly reduced inner cavity volume and intentionally smaller perforations, resulting in lower, gentler suction for training new dental assistants or for anxious patients. The material is a hyper-translucent silicone with integrated luminescent markers along the edges of the main body and cheek retractor, making the device highly visible in the mouth even during minimal lighting. The protrusions (crests and troughs) are softer and more compliant to minimize any potential discomfort. The mouth prop's ridges are rounded and shallower, emphasizing gentle mouth opening over firm bite support. The cutout on the suction connector is distinctively colored (e.g., bright orange) to visually indicate its "training/low-suction" mode, preventing accidental use with high-power systems.
flowchart LR A[Patient Oral Cavity] -- Gentle Isolation --> B[Cheek Retractor (Soft)] B -- Reduced Cavity Volume --> C[Main Body (Hyper-Translucent)] C -- Smaller Perforations --> D[Inner Cavity (Low Flow)] D -- Softer Protrusions --> D D -- Low Suction --> E[Suction Connector (Visually Coded)] E -- Minimal Vacuum --> F[External Low-Power System] C -- Luminescent Markers --> A G[Mouth Prop (Gentle Ridges)] --> B
Derivative 2.5.2: Autonomously-Draining Mouthpiece with Occlusion-Detection & Re-routing
Enabling Description: The mouthpiece is designed to mitigate suction occlusion events. The inner cavity incorporates a series of micro-pressure sensors. If an occlusion is detected (e.g., sudden pressure spike, zero flow detection), a passive fluid re-routing mechanism is activated. This involves a one-way valve system embedded in the main body that automatically diverts excess fluid away from the primary suction conduit (if blocked) to a secondary, lower-volume relief channel that drains into a separate overflow reservoir or a secondary, independent manual suction port. The bridge structure's troughs are shaped with channels that prevent complete sealing during occlusion. The material contains a pressure-sensitive indicator that changes color irreversibly if an occlusion occurs, alerting the user to inspect the device.
stateDiagram-v2 [*] --> NormalSuction NormalSuction --> MonitorOcclusion: Check Micro-Pressure Sensors MonitorOcclusion --> FlowOK: No Occlusion FlowOK --> NormalSuction MonitorOcclusion --> OcclusionDetected: Occlusion Detected OcclusionDetected --> ActivateReroute: Activate Passive Rerouting (One-Way Valve) ActivateReroute --> DivertFluid: Fluid to Secondary Channel DivertFluid --> OverflowReservoir: Or Manual Suction Port OcclusionDetected --> ChangeIndicator: Pressure-Sensitive Dye Changes Color ChangeIndicator --> AlertUser: Visual Alert to Practitioner AlertUser --> ManualIntervention: Clear Occlusion ManualIntervention --> NormalSuction
Derivative Variations for Claim 21: Isolation Mouthpiece with Stability Bar, Bridge Structure, and Mouth Prop
Claim 21: An isolation mouthpiece for use with a suction system in a dental procedure, the mouthpiece comprising: a main body portion having a first end and a second narrower end that is narrower than the first end, the main body portion including: a first wall having first and second edges extending from the first end towards the second narrower end of the main body portion, the first wall having a first-wall width defined between the first and second edges, the first-wall width being at a maximum in a region between the first and second ends and being at a minimum at the second narrower end, the first wall including a first plurality of perforations formed adjacent to and extending along a substantial portion of the first edge and a second plurality of perforations formed adjacent to and extending along a substantial portion the second edge, at least one of the first plurality of perforations and at least one of the second plurality of perforations being located adjacent to the minimum width of the first wall at the second narrower end of the main body; a second wall spaced apart from the first wall to define an inner cavity of the main body between the second wall and the first wall, the second wall having third and fourth edges extending from the first end towards the second end of the main body portion, the second wall having a second-wall width defined between the third and fourth edges, the second-wall width being at a maximum in a region between the first and second ends and being at a minimum at the second narrower end, the second wall including a third plurality of perforations formed adjacent to and extending along a substantial portion of the third edge and a fourth plurality of perforations formed adjacent to and extending along a substantial portion of the fourth edge, at least one of the third plurality of perforations and at least one of the fourth plurality of perforations being located adjacent to the minimum width of the second wall at the second end of the main body; a stability bar located along a center of the first wall at least adjacent to the second narrow end of the main body, the at least one of the first plurality of perforations being positioned on one side of the stability bar and the at least one of the second plurality of perforations being positioned on another side of the stability bar; and a bridge structure extending from an interior surface of the first wall toward the second wall, the bridge structure including a plurality of wave-like protrusions to ensure the first wall remains separated from the second wall during suction from the suction system; a suction-connector portion extending from the first end of the main body portion, the suction-connector portion including: a generally tubular conduit including an opening extending through the conduit and in fluid communication with the inner cavity of the main body, the opening being configured to receive a vacuum portion of the suction system therein for providing suction to the inner cavity; and a mouth prop that extends away from the tubular conduit, the mouth prop at least partially defined by a first side and a second side that generally taper inwardly in a direction away from the tubular conduit towards a bottom surface of the mouth prop, the first side and the second side including a plurality of ridges; and a cheek-retractor portion connected to the second narrower end of the main body portion and expanding outwardly away from the second narrower end, the first wall and the second wall of the main body transitioning into and being connected in the cheek-retractor portion to form the cheek-retractor portion, wherein the first wall and the second wall of the main body portion that transition into the cheek-retractor portion are spaced apart from each other for a distance within the cheek-retractor portion before being connected to each other in the cheek-retractor portion. [cite: The full patent text, Claims]
3.1 Material & Component Substitution
Derivative 3.1.1: Thermoset Polymer Mouthpiece with Nanocomposite Stability Bar
Enabling Description: The mouthpiece is molded from a high-performance thermoset polymer (e.g., medical-grade epoxy resin or thermoset polyimide) chosen for its superior rigidity and chemical resistance after curing. The stability bar, integral to the first wall, is fabricated as a nanocomposite insert (e.g., carbon nanotube or graphene-reinforced polymer) embedded during the molding process, significantly enhancing localized stiffness and preventing deformation, especially at the narrow second end. The perforations are formed via precision laser ablation post-curing. The wave-like protrusions of the bridge structure are also molded from the same thermoset, providing robust wall separation. The mouth prop ridges can be textured with a diamond-like carbon (DLC) coating for enhanced grip and wear resistance.
graph TD A[Mouthpiece (Thermoset Polymer)] --> B[Main Body] B --> C[First Wall] C --> D[Nanocomposite Stability Bar] C --> E[Perforations] B --> F[Second Wall] F --> G[Bridge Structure (Wave-like Protrusions)] A --> H[Suction Connector] H --> I[Mouth Prop (DLC Coated Ridges)] A --> J[Cheek Retractor] D -- Enhanced Stiffness --> C
Derivative 3.1.2: Shape Memory Polymer Mouthpiece with Self-Adjusting Stability Bar
Enabling Description: The mouthpiece is constructed from a medical-grade shape memory polymer (SMP) with a glass transition temperature (Tg) slightly above body temperature. The stability bar and potentially the bridge structure protrusions are designed to undergo a shape change when exposed to oral cavity temperatures (or a brief external warm fluid rinse prior to insertion). This allows for a pre-set 'relaxed' shape for easy insertion and a 'deployed' shape upon warming, where the stability bar and protrusions expand to precisely fit the oral anatomy, providing optimal, custom fit for each patient. The perforations are pre-formed during molding. After use, cooling below Tg allows the device to revert to its relaxed shape for easy removal and cleaning.
stateDiagram-v2 [*] --> RelaxedShape: Initial (Cool) RelaxedShape --> Insertion: User Inserts Mouthpiece Insertion --> Warming: Body Temp / Warm Rinse Warming --> DeployedShape: SMP Activates, Stability Bar/Bridge Expand DeployedShape --> OptimalFit: Customized to Oral Anatomy OptimalFit --> DentalProcedure: Operation DentalProcedure --> CoolingAfterUse: Remove from Mouth / Cool Rinse CoolingAfterUse --> RelaxedShape: SMP Returns to Initial Shape RelaxedShape --> [*]
3.2 Operational Parameter Expansion
Derivative 3.2.1: Ultra-High Vacuum Mouthpiece for Micro-Surgical Debris Removal
Enabling Description: This mouthpiece is engineered for procedures requiring meticulously clean surgical fields, such as periodontal microsurgery or implantology. The inner cavity and suction conduit are designed for ultra-high vacuum compatibility (e.g., capable of achieving -0.95 bar). The perforations are micro-sized (e.g., <0.5mm diameter) to capture even minute particulate debris while preventing tissue aspiration. The stability bar and bridge structure are significantly reinforced and dimensionally precise to prevent any deformation or collapse under extreme vacuum, maintaining critical wall separation and device integrity. The mouthpiece material is a dense, non-porous fluoropolymer (e.g., FEP) to minimize outgassing and maximize vacuum efficiency.
flowchart TD A[Micro-Surgical Field] --> B{Mouthpiece (FEP Polymer)} B -- Micro-Perforations --> C[Inner Cavity] C -- Reinforced Stability Bar --> C C -- Robust Bridge Structure --> C C -- Ultra-High Vacuum --> D[Suction-Connector (Hermetic Seal)] D --> E[High-Power Vacuum Pump] E --> F[Micro-Particulate Filter System]
Derivative 3.2.2: Pulsatile Flow Mouthpiece with Variable Pulse Frequencies
Enabling Description: The suction-connector portion is integrated with a miniature, electronically controlled pulsatile valve system. This system allows the vacuum system to apply suction in variable pulse frequencies (e.g., 1 Hz to 20 Hz) and durations, rather than constant suction. This pulsatile action enhances debris dislodgement and fluid removal by creating localized pressure differentials and promoting cavitation, especially in hard-to-reach areas. The stability bar and bridge structure are optimized to withstand repeated pressure fluctuations without fatigue or loss of function. The perforations are shaped to optimize fluid dynamics during both suction and relaxation phases of the pulse. The mouth prop can incorporate piezoelectric elements that vibrate in sync with the pulsatile flow to aid in tissue stimulation.
sequenceDiagram DentalProcedure->>Mouthpiece: Insert Mouthpiece->>+Pulsatile Valve Controller: Activate Variable Pulse Pulsatile Valve Controller->>Vacuum Pump: Control Suction On/Off Cycle Vacuum Pump->>Mouthpiece Inner Cavity: Apply Pulsatile Vacuum Mouthpiece Inner Cavity->>+Stability Bar/Bridge Structure: Maintain Integrity under Pulses Mouthpiece Inner Cavity->>Perforations: Fluid & Debris Evacuation Mouthpiece->>+Mouth Prop: Synchronized Vibration (Optional) Pulsatile Valve Controller-->>-DentalProfessional: Adjust Frequency/Intensity
3.3 Cross-Domain Application
Derivative 3.3.1: Pipe Inspection and Debris Removal Device (Industrial Maintenance)
Enabling Description: This mouthpiece concept is re-imagined as an autonomous or remotely operated internal pipe cleaning and inspection device. The "main body" is a flexible, modular cleaning head designed to traverse pipes of varying diameters, with the "first wall" and "second wall" forming an annular suction chamber around the pipe interior. The "perforations" allow for intake of dislodged debris and cleaning fluids. The "stability bar" provides structural integrity to the cleaning head against internal pipe forces, while the "bridge structure" maintains the annular suction gap and prevents clogging. The "suction-connector portion" attaches to a flexible hose connected to an external vacuum system. The "mouth prop" (or rather, "insertion prop") assists in guiding the device into the pipe, and the "cheek retractor" (or "centralizer") provides guidance and stabilization within the pipe.
graph TD A[Pipe Entrance] --> B{Insertion Module (Mouth Prop equivalent)} B --> C{Flexible Main Body (Cleaning Head)} C --> D[First Wall (Inner Contact)] C --> E[Second Wall (Outer Contact)] E -- Perforations --> F[Annular Suction Chamber] F -- Stability Bar --> C F -- Bridge Structure --> F F --> G[Suction Connector] G --> H[Flexible Suction Hose] H --> I[External Vacuum/Filtration System] C -- Centralizing Fins (Cheek Retractor equivalent) --> A
Derivative 3.3.2: Air Duct Purification Module with Active Flow Stabilization (HVAC)
Enabling Description: The mouthpiece design is adapted for a modular air purification and flow stabilization unit for HVAC systems. The "main body" forms a section of the air duct, with the "first wall" being an inner permeable filter membrane and the "second wall" being an outer structural housing. The "perforations" on the inner membrane allow air to pass into the inner cavity for purification. The "stability bar" acts as a structural reinforcement for the filter membrane, ensuring it doesn't collapse under airflow. The "bridge structure" maintains separation between the filter membrane and the outer housing, creating an internal channel for contaminant collection or active removal. The "suction-connector portion" connects to a localized contaminant extraction system. The "mouth prop" and "cheek retractor" elements are repurposed as mounting flanges and aerodynamic flow guides, respectively, ensuring proper integration and minimal turbulence within the air duct.
flowchart TD A[Air Duct Inlet] --> B{Air Flow Guides (Cheek Retractor)} B --> C{Main Body Module (HVAC)} C --> D[Inner Filter Membrane (First Wall, Perforated)] D --> E[Outer Structural Housing (Second Wall)] E -- Bridge Structure (Channeling) --> F[Contaminant Collection Channel] F --> G[Stability Bar (Membrane Support)] F --> H[Suction Connector (Extraction)] H --> I[Localized Contaminant Extractor] C -- Mounting Flanges (Mouth Prop) --> A
3.4 Integration with Emerging Tech
Derivative 3.4.1: Self-Calibrating Mouthpiece with Machine Learning-Driven Fit Optimization
Enabling Description: The mouthpiece features embedded strain gauges and pressure sensors across the main body walls, cheek retractor, and mouth prop. These sensors continuously monitor the device's deformation and pressure distribution within the oral cavity. A compact machine learning (ML) model, pre-trained on a vast dataset of oral anatomies and ideal fit parameters, is integrated into the suction-connector's electronics. Upon insertion, the ML model processes sensor data to "self-calibrate" the fit, identifying areas of excessive pressure or inadequate sealing. This data is used to recommend repositioning, suggest alternative mouthpiece sizes, or even trigger localized shape adjustments (if the material is actuated) to optimize patient-specific fit and suction efficacy, providing feedback to the user via a smart device application. The stability bar can feature embedded micro-actuators for fine-tuning its rigidity based on ML recommendations.
sequenceDiagram Patient->>Mouthpiece: Insert Mouthpiece->>+Embedded Sensors: Collect Strain/Pressure Data Embedded Sensors->>ML Processor: Stream Data ML Processor->>ML Model: Analyze Fit, Detect Issues ML Model-->>-ML Processor: Output Fit Score, Recommendations ML Processor->>Dentist/Hygienist App: Display Visual Feedback/Instructions Dentist/Hygienist App->>Mouthpiece: (Optional) Send Actuation Commands Mouthpiece->>+Stability Bar: Adjust Rigidity (if actuated) Mouthpiece->>Patient: Optimized Fit
Derivative 3.4.2: Biometric Feedback Mouthpiece with Adaptive Comfort Control
Enabling Description: The mouthpiece includes embedded galvanic skin response (GSR) sensors in the cheek retractor and heart rate variability (HRV) sensors (e.g., micro-photoplethysmography) in the mouth prop. These sensors provide real-time biometric indicators of patient stress or discomfort. An integrated AI system analyzes this biometric data and, in response, dynamically adjusts operational parameters of the suction system (e.g., reducing suction intensity, varying pulse frequency to a calming rhythm) or activates localized micro-vibration modules in the cheek retractor for patient comfort. The stability bar and bridge structure are engineered for subtle vibrational feedback, and the mouthpiece material can be infused with thermally activated cooling gels released in response to detected patient distress.
stateDiagram-v2 [*] --> PatientComfortIdle PatientComfortIdle --> MonitorBiometrics: GSR, HRV Sensors MonitorBiometrics --> StressDetected: Biometrics Indicate Distress StressDetected --> ActivateComfortMode: AI Adjusts Suction/Vibration ActivateComfortMode --> ReduceSuction: Lower Suction Intensity ActivateComfortMode --> MicroVibration: Activate Cheek Retractor Vibrators ActivateComfortMode --> CoolingGelRelease: Release Activated Cooling Gel ActivateComfortMode --> MonitorBiometrics: Re-evaluate Comfort StressDetected --> AlertPractitioner: Visual/Audio Alert MonitorBiometrics --> ComfortOK: Biometrics Stable ComfortOK --> PatientComfortIdle
3.5 The "Inverse" or Failure Mode
Derivative 3.5.1: Fail-Open Mouthpiece with Redundant Suction Paths
Enabling Description: The mouthpiece is designed with a primary suction path through the inner cavity and a secondary, normally-closed emergency bypass channel. The stability bar is constructed with a thermally sensitive element that, if exposed to excessive heat (e.g., from prolonged friction or local inflammation, indicating a potential blockage), melts or deforms, triggering a mechanical "fail-open" of the secondary channel. This redundant path immediately provides alternative suction, preventing a complete loss of evacuation capability. The perforations along the edges are asymmetric, designed to preferentially shed large debris away from the primary channel in a low-power mode. The mouthpiece material is brightly colored and glows in the dark to assist in emergency removal.
flowchart TD A[Oral Cavity Fluid/Debris] --> B{Main Body Cavity} B --> C[Primary Suction Conduit] C -- Normal Flow --> D[Vacuum System] B -- Excessive Heat (Stability Bar) --> E[Thermally Sensitive Element] E -- Deforms --> F[Mechanical Trigger] F --> G[Open Secondary Bypass Channel] B -- Diverted Flow --> G G --> H[Emergency Suction Port/Reservoir] M[Mouthpiece (Glow-in-Dark)] --> A
Derivative 3.5.2: Self-Expelling Mouthpiece with Controlled Collapse for Emergency Removal
Enabling Description: This mouthpiece features a controlled "collapse" mechanism for rapid, safe removal in a patient emergency (e.g., choking, seizure). The stability bar is constructed from a shape memory alloy (SMA) trigger element. An external button on the suction connector, when pressed, applies a small electrical current (or introduces a specific chemical agent) to the SMA, causing it to rapidly deform and release structural tension. This deformation causes the first and second walls of the main body to collapse inwards, reducing the mouthpiece's overall volume and allowing for swift, minimally invasive oral extraction. The bridge structure protrusions are designed to fold flat during this collapse. The mouth prop can be detached with minimal force, breaking away at pre-scored lines.
sequenceDiagram Emergency->>Dentist: Initiate Emergency Removal Dentist->>Suction Connector: Press Emergency Release Button Suction Connector->>+SMA Trigger: Apply Electrical Current/Chemical SMA Trigger->>Stability Bar: Rapidly Deform Stability Bar->>Main Body Walls: Lose Structural Tension Main Body Walls->>Mouthpiece: Collapse Inwards Mouthpiece->>Patient: Expedited Removal Mouthpiece->>+Bridge Structure: Fold Flat Mouthpiece->>+Mouth Prop: Detach
Derivative Variations for Claim 30: Isolation Mouthpiece with Perforated Walls, Protrusions, Suction Connector, Mouth Prop, and Cheek Retractor (Similar to Claim 9)
Claim 30: An isolation mouthpiece for use with a suction system in a dental procedure, the mouthpiece comprising: a main body portion having a first end and a second end, the main body portion including: a first wall having a first edge and a second edge extending from the first end of the main body portion towards the second end of the main body portion, the first wall including a first plurality of perforations formed adjacent to and extending along a portion of the first edge and a second plurality of perforations formed adjacent to and extending along a portion of the second edge, a second wall having a third edge and a fourth edge extending from the first end of the main body portion towards the second end of the main body portion, the second wall including a third plurality of perforations formed adjacent to and extending along a portion of the third edge, and a fourth plurality of perforations formed adjacent to and extending along a portion of the fourth edge, wherein the second wall further includes a plurality of protrusions extending from an interior surface of the second wall towards the first wall in a shape having one or more crests and one or more troughs, and wherein the first wall and the second wall are shaped such that the first edge of the first wall corresponds to the third edge of the second wall and the second edge of the first wall corresponds to the fourth edge of the second wall, and a third wall connecting the first wall and the second wall such that the first wall is spaced from the second wall to define an inner cavity, wherein a portion of the first wall has a first width adjacent to the first end of the main body portion and a second width adjacent to the second end of the main body portion, wherein a portion of the second wall has a third width adjacent to the first end of the main body portion and a fourth width adjacent to the second end of the main body portion, wherein the first width is greater than the second width, and wherein the third width is greater than the fourth width; a suction connector portion extending from the first end of the main body portion, the suction connector portion including: a generally tubular conduit including: an opening extending through the conduit and in fluid communication with the inner cavity, the opening being configured to receive a vacuum portion of the suction system therein, and a cutout configured to engage a protrusion on the suction system to aid in coupling the mouthpiece to the suction system; a mouth prop including a first side and a second side that are inwardly tapered from a top surface of the mouth prop towards a bottom surface of the mouth prop, the first side and the second side each including a plurality of ridges; and a cheek retractor portion having a first cheek-retractor end coupled to the second end of the main body portion and a second cheek-retractor end, the first cheek-retractor end and the second cheek-retractor end each having rounded edges. [cite: The full patent text, Claims]
(Note: Claim 30 shares significant overlap with Claim 9. Derivatives will focus on distinguishing features or unique combinations implied by the wording.)
4.1 Material & Component Substitution
Derivative 4.1.1: Hydrogel-Coated Mouthpiece with Electro-Active Polymer Protrusions
Enabling Description: The entire mouthpiece is molded from a biocompatible, high-elongation silicone rubber. The interior surfaces of the first and second walls, including the perforations, are coated with a thin layer of pH-responsive hydrogel that swells or shrinks based on oral pH, dynamically adjusting the effective diameter of the perforations to regulate fluid intake or prevent blockage. The protrusions on the second wall are constructed from an electro-active polymer (EAP) or dielectric elastomer. Applying a low voltage across these EAP protrusions allows for active, fine-tuning of their shape and extension towards the first wall, optimizing wall separation and flow dynamics in real-time, especially when the mouth prop is under varying bite pressure. The mouth prop ridges can incorporate a textured hydrophobic material for enhanced grip.
classDiagram class Mouthpiece { +SiliconeRubberBase +MainBody +SuctionConnector +MouthProp +CheekRetractor } class MainBody { +HydrogelCoating +PerforatedWalls +EAP_Protrusions } class EAP_Protrusions { +VoltageControlledShapeChange() } class MouthProp { +HydrophobicRidges } Mouthpiece *-- MainBody Mouthpiece *-- SuctionConnector Mouthpiece *-- MouthProp Mouthpiece *-- CheekRetractor MainBody *-- EAP_Protrusions
Derivative 4.1.2: Reinforced Composite Mouthpiece with Tunable Stiffness Zones
Enabling Description: The mouthpiece is manufactured using a multi-material injection molding process. The main body's first and second walls are a composite of medical-grade silicone with embedded high-strength polymer fibers (e.g., aramid or carbon fibers) in specific regions, creating zones of tunable stiffness. This allows for increased rigidity in areas requiring structural support (e.g., around the suction connector) and flexibility in others (e.g., cheek retractor). The protrusions are made from a rigid, biocompatible ceramic-polymer composite for consistent wall separation. The mouth prop's ridges are composed of a harder, wear-resistant polymer (e.g., ultra-high molecular weight polyethylene, UHMWPE) for enhanced patient bite support and durability.
graph TD A[Mouthpiece (Multi-Material Composite)] --> B{Main Body} B --> C[First Wall (Tunable Stiffness Zones)] B --> D[Second Wall (Tunable Stiffness Zones)] D --> E[Ceramic-Polymer Protrusions] B --> F[Third Wall (Connecting)] A --> G[Suction Connector] A --> H[Mouth Prop (UHMWPE Ridges)] A --> I[Cheek Retractor (Tunable Stiffness Zones)] C -- Fiber Reinforcement --> C D -- Fiber Reinforcement --> D E -- Consistent Separation --> C
4.2 Operational Parameter Expansion
Derivative 4.2.1: Micro-Vibrational Mouthpiece with Frequency-Adjustable Acoustic Flow Enhancement
Enabling Description: Miniature piezoceramic actuators are embedded within the walls of the main body, particularly along the edges and within the crests of the protrusions. These actuators generate high-frequency micro-vibrations (e.g., 50-200 kHz) when activated, creating acoustic streaming within the inner cavity. This acoustic streaming enhances fluid flow and dislodges tenacious debris from oral surfaces and perforations, significantly improving suction efficiency, especially with highly viscous fluids. The frequency and amplitude of these vibrations are adjustable via controls on the suction connector, allowing for adaptation to different clinical needs (e.g., gentle vibration for sensitive patients, higher intensity for heavy debris). The mouth prop ridges are designed to efficiently transmit these vibrations to the occlusal surfaces.
flowchart TD A[External Control Unit] --> B{Piezoceramic Actuators (Embedded in Walls/Protrusions)} B -- High-Frequency Micro-Vibrations --> C[Inner Cavity Acoustic Streaming] C --> D[Enhanced Fluid Flow] D --> E[Debris Dislodgement] E --> F[Perforations] F --> G[Suction Connector (Adjustable Controls)] G --> H[Vacuum System] I[Mouth Prop (Vibration Transmission)] --> A
Derivative 4.2.2: Automated Pressure-Mapping Mouthpiece with Feedback for Fit Optimization
Enabling Description: The main body and cheek retractor portions are equipped with a dense array of miniaturized, flexible pressure sensors distributed across their interior surfaces. During insertion and use, these sensors generate a continuous, high-resolution pressure map of the device's contact with oral tissues. This data is fed to a micro-controller in the suction connector which provides real-time visual feedback (e.g., via LEDs on the connector or a small LCD screen) or haptic feedback to the dental professional, indicating areas of uneven pressure, potential impingement, or suboptimal sealing. This allows for precise, automated adjustments to the mouthpiece's position or selection of an alternative size to achieve an ideal, uniform fit, maximizing both comfort and suction efficiency.
sequenceDiagram Patient->>Mouthpiece: Insert Mouthpiece->>+Pressure Sensor Array: Generate Pressure Map Pressure Sensor Array->>Micro-Controller: Stream Real-time Data Micro-Controller->>Pressure Mapping Algorithm: Analyze Uniformity/Hotspots Pressure Mapping Algorithm-->>-Micro-Controller: Output Fit Data Micro-Controller->>Dentist/Hygienist: Visual/Haptic Feedback (LEDs, LCD, Vibration) Dentist/Hygienist->>Mouthpiece: Adjust Position/Size Mouthpiece->>Patient: Optimized Fit & Comfort
4.3 Cross-Domain Application
Derivative 4.3.1: Biofilm Reactor Sampling and Monitoring Device (Environmental Science)
Enabling Description: This device is configured for sampling and monitoring biofilm growth within controlled laboratory bioreactors or environmental water systems. The "main body" is a modular insert within a pipe or chamber, with the "first wall" and "second wall" defining a flow-through chamber where biofilm can accumulate on a substrate. The "perforations" act as controlled entry/exit points for fluid flow and sampling probes. The "protrusions" on the second wall maintain critical spacing and ensure consistent fluid dynamics for reproducible biofilm growth conditions. The "suction connector portion" interfaces with automated fluid delivery and waste removal systems. The "mouth prop" and "cheek retractor" elements are repurposed as mounting flanges and observation windows, respectively, allowing for optical monitoring of the biofilm without disrupting the controlled environment.
graph TD A[Bioreactor/Water System] --> B{Modular Main Body (Flow Chamber)} B --> C[First Wall (Biofilm Substrate)] B --> D[Second Wall (Structural)] D -- Perforations --> E[Fluid/Probe Access] D -- Protrusions --> F[Controlled Flow Dynamics] F --> G[Suction Connector (Fluid/Waste Interface)] G --> H[Automated Fluid Delivery/Waste] B -- Mounting Flanges (Mouth Prop) --> A B -- Observation Window (Cheek Retractor) --> I[Optical Monitoring]
Derivative 4.3.2: Contaminant Zone Delimitation and Extraction Tool (Hazardous Waste/Cleanup)
Enabling Description: This large-scale device is used for localized extraction and containment of hazardous liquids or granular contaminants in industrial spill response or environmental cleanup. The "main body" is a flexible barrier forming a containment zone around a spill area. The "first wall" conforms to the contaminated surface, and the "second wall" acts as a structural support. The "perforations" along the edges allow controlled intake of contaminated material. The "protrusions" on the second wall create a sub-surface evacuation channel, ensuring efficient suction of hazardous liquids or small particulates while preventing the first wall from sealing against the spill. The "suction connector portion" attaches to specialized high-power industrial vacuum systems. The "mouth prop" and "cheek retractor" elements are robust, adjustable stabilizers and handles for positioning the containment barrier over the spill.
flowchart TD A[Contaminated Surface (Spill)] --> B{Main Body (Flexible Barrier)} B -- Conforms --> C[First Wall (Contact Surface)] B -- Support --> D[Second Wall (Structural Support)] C -- Perforations --> E[Contaminant Intake] E -- Protrusions (Evac. Channel) --> F[Inner Cavity] F --> G[Suction Connector (Industrial Vacuum)] G --> H[Hazardous Waste Containment] I[Adjustable Stabilizers/Handles (Mouth Prop/Cheek Retractor)] --> B
4.4 Integration with Emerging Tech
Derivative 4.4.1: VR/AR-Enhanced Training Mouthpiece with Haptic Feedback
Enabling Description: The mouthpiece is instrumented with an array of micro-pressure sensors and force transducers on the internal surfaces of the main body, mouth prop, and cheek retractor. This sensor data is wirelessly transmitted to a virtual reality (VR) or augmented reality (AR) training simulation. Trainees wearing a VR/AR headset can "virtually" interact with the patient's mouth and the mouthpiece. The system provides real-time haptic feedback (via small haptic actuators embedded in the physical mouthpiece) simulating resistance, pressure points, and correct seating, guiding the trainee in proper placement, adjustment, and operation. The protrusions on the second wall can include pressure sensors that contribute to the haptic map, allowing trainees to "feel" the internal wall separation. The mouth prop can also provide haptic feedback on bite force.
sequenceDiagram Trainee->>VR/AR Headset: Wear Trainee->>Mouthpiece: Interact (Physical) Mouthpiece->>+Embedded Sensors: Collect Pressure/Force Data Embedded Sensors->>Wireless Transmitter: Stream Data Wireless Transmitter->>VR/AR Training System: Process Data, Update Simulation VR/AR Training System->>+Haptic Actuators: Send Haptic Feedback Commands Haptic Actuators->>Mouthpiece: Simulate Resistance/Pressure VR/AR Training System-->>-Trainee: Visual/Audio Guidance (Virtual) Mouthpiece->>+Protrusions: Contribute to Haptic Map Mouthpiece->>+Mouth Prop: Provide Bite Force Feedback
Derivative 4.4.2: Blockchain-Enabled Consumable Tracking for Single-Use Mouthpieces
Enabling Description: For single-use versions of the mouthpiece, each unit is manufactured with an embedded, unique cryptographic identifier (e.g., a near-field communication (NFC) chip or a secure optical tag) that links to a unique record on a blockchain. This system tracks the entire lifecycle of each disposable mouthpiece: from manufacturing batch, sterilization (if applicable), distribution, and point-of-use scanning (e.g., scanning the cutout on the suction connector to trigger a transaction) to confirmation of proper disposal. This ensures authenticity, prevents counterfeiting, and provides an auditable trail for regulatory compliance and waste management. The mouth prop can also integrate a "smart ink" that irreversibly changes color or produces a digital signature upon first use, preventing unauthorized re-sterilization or reuse attempts.
graph TD A[Mouthpiece Mfg] --> B{Single-Use Mouthpiece (Cryptographic ID)} B --> C[Distribution Network] C --> D[Dental Clinic/Point-of-Use] D -- Scan ID (NFC/Optical) --> E[Blockchain Network] E -- Log Transaction (Use Event) --> F[Immutable Audit Trail] F --> G[Regulatory Compliance] F --> H[Waste Management Tracking] B -- "Smart Ink" on Mouth Prop --> D E -- Authenticates --> B
4.5 The "Inverse" or Failure Mode
Derivative 4.5.1: Bio-Degradable Mouthpiece with Time-Release Disinfectant for Safe Disposal
Enabling Description: The mouthpiece is manufactured from a bio-degradable polymer that begins to break down after a predetermined period (e.g., 24-48 hours post-use), reducing its structural integrity for safe and environmentally responsible disposal. Embedded within the polymer matrix are micro-capsules containing a non-toxic, broad-spectrum disinfectant. Upon initiation of degradation (e.g., triggered by moisture or enzymatic activity in a waste receptacle), these capsules rupture, releasing the disinfectant to neutralize residual pathogens before degradation is complete. The protrusions are designed to dissolve first, preventing clogging of waste systems. The mouth prop is engineered for easy detachment and separate waste stream processing, if required.
stateDiagram-v2 [*] --> InUse: Dental Procedure InUse --> PostUse: Removal PostUse --> WasteDisposal: Discarded WasteDisposal --> DegradationInitiated: (e.g., Moisture, Enzymes) DegradationInitiated --> DisinfectantRelease: Micro-Capsules Rupture DisinfectantRelease --> PathogenNeutralization: Disinfection DegradationInitiated --> StructuralBreakdown: Polymer Degradation StructuralBreakdown --> ProtrusionDissolution: Prevents Clogging StructuralBreakdown --> SafeDisposal: Reduced Volume, Neutralized SafeDisposal --> [*]
Derivative 4.5.2: Visually Indicating Mouthpiece for Over-Pressure/Under-Pressure Detection
Enabling Description: The main body's first and second walls incorporate pressure-sensitive chromogenic polymers or micro-fluidic channels filled with indicator dyes. These materials are engineered to visually change color or display a distinct pattern when the internal suction cavity experiences sustained over-pressure (e.g., severe occlusion leading to pressure buildup) or under-pressure (e.g., suction loss due to leakage or system failure). For instance, an area of the wall might turn red for over-pressure and blue for under-pressure, providing an immediate, clear visual alert to the dental professional. The protrusions can be molded with a different chromogenic material to provide a secondary, independent pressure indication. The mouth prop can have tactile markings that become more prominent under excessive bite force, signaling patient discomfort or biting too hard.
flowchart TD A[Oral Cavity] --> B{Mouthpiece Main Body (Chromogenic Walls)} B -- Internal Pressure Changes --> C[Pressure-Sensitive Dye/Polymer] C -- Over-Pressure --> D[Wall Color Change (e.g., Red)] C -- Under-Pressure --> E[Wall Color Change (e.g., Blue)] F[Dentist/Hygienist] -- Visual Alert --> D F -- Visual Alert --> E B -- Protrusions (Secondary Indication) --> G[Distinct Protrusion Color Change] H[Mouth Prop] -- Excessive Bite Force --> I[Prominent Tactile Markings]
Combination Prior Art Scenarios with Open-Source Standards
These scenarios combine elements of US12011329 with existing open-source standards, thereby rendering certain future improvements as obvious or non-novel.
US12011329 + ISO 17665 (Sterilization of Health Care Products) + Open-Source Autoclave Firmware (e.g., Arduino-based Control):
- Description: The integration of the autoclavable material (silicone, perfluoroelastomer, or high-heat resistant polymer as described in the derivatives) of the US12011329 mouthpiece with a sterilization process validated under ISO 17665. Furthermore, controlling the sterilization cycle (temperature, pressure, duration) of an autoclave using an open-source firmware (e.g., developed for an Arduino or Raspberry Pi micro-controller) is a known practice in laboratory and small-scale medical device prototyping. Combining the reusable, autoclavable mouthpiece with such an open-source controlled, ISO 17665-compliant sterilization process makes the aspect of "reusable, sterile dental device" obvious. This disclosure extends to any reusable intraoral device following similar sterilization protocols.
US12011329 + DICOM (Digital Imaging and Communications in Medicine) + Open-Source 3D Scanning Software (e.g., MeshLab/OpenCV for structure from motion):
- Description: The mouthpiece's design, particularly its conforming shape and various sizes, can be improved through digital dentistry techniques. Capturing a 3D scan of a patient's oral cavity (e.g., using an intraoral scanner) and processing this data with open-source 3D mesh editing software (like MeshLab) or structure-from-motion algorithms (from OpenCV) to generate a customized digital model of the mouthpiece. This digital model, once generated, can be stored and communicated using the DICOM standard for medical imaging. The concept of designing a custom-fit US12011329-like mouthpiece based on patient-specific 3D oral scans, processed via open-source tools and managed under medical imaging standards, renders any future "custom-fit" or "digitally-designed" variations obvious.
US12011329 + MQTT Protocol (Message Queuing Telemetry Transport) + Open-Source IoT Platforms (e.g., Eclipse Mosquitto/Home Assistant):
- Description: The implementation of sensor integration in the US12011329 mouthpiece (as suggested in "Integration with Emerging Tech" derivatives, e.g., pressure sensors, pH sensors). Transmitting data from these sensors (via Bluetooth Low Energy, BLE, or Wi-Fi) to a local gateway that uses the lightweight MQTT protocol for communication. This data is then ingested and processed by an open-source IoT platform (like Eclipse Mosquitto as an MQTT broker and Home Assistant for data visualization and basic automation). This combination establishes prior art for any "smart" mouthpiece that collects operational or environmental data and transmits it using standard IoT protocols to open-source software platforms for monitoring, analytics, or automated control of connected suction systems. This includes logging device usage, maintenance reminders, and performance metrics.
Generated 5/17/2026, 6:48:30 AM