Derivative works — US Patent 12290418

This Defensive Disclosure document for US Patent 12290418 aims to establish prior art for potential future incremental improvements, thereby rendering them obvious or non-novel. The derivatives are structured around the core independent claims of the patent, utilizing specific technical axes for broad coverage.

Defensive Disclosure for US Patent 12290418

Core Claim 1 Derivatives

Claim 1 (Summary): An isolation mouthpiece comprising a main body (first/second walls, wave-like structure, perforations, tapering width, third wall), a suction connector (tubular conduit, cutout, mouth prop with tapered sides/ridges), and a cheek retractor (rounded edges).

Derivative 1.1: Material & Component Substitution - High-Performance Biocompatible Polymer with Integrated Microfluidic Channels

Enabling Description: The entire isolation mouthpiece (main body, suction connector, cheek retractor, and mouth prop) is fabricated from a medical-grade, rigid but flexible polyether ether ketone (PEEK) polymer via additive manufacturing (e.g., selective laser sintering or fused deposition modeling). Instead of perforations on the second wall, a network of precisely engineered microfluidic channels, each with a diameter of 50-200 µm, is integrated directly into the superior and inferior regions of both the anterior (first) and posterior (second) walls of the main body. These channels converge into larger conduits that feed directly into the tubular conduit of the suction connector. The wave-like structure on the interior surface of the posterior wall is replaced by an array of flexible, cantilevered PEEK micro-fingers (0.5 mm wide, 3 mm long) protruding from the posterior wall, designed to maintain separation from the anterior wall and guide fluid into the microfluidic channels. The mouth prop incorporates a textured surface achieved through micro-etching during the additive manufacturing process, providing enhanced grip without discrete ridges.

classDiagram
    class Mouthpiece {
        +PEEK Polymer
        +Microfluidic Channels
        +Cantilevered Micro-fingers
        +Micro-etched Mouth Prop
    }
    class MainBody {
        -Anterior Wall (PEEK)
        -Posterior Wall (PEEK)
        -Microfluidic Channels (50-200µm)
        -Cantilevered Micro-fingers
    }
    class SuctionConnector {
        -Tubular Conduit (PEEK)
        -Opening (Fluid Comm.)
        -Cutout (Engage Protrusion)
    }
    class CheekRetractor {
        -Rounded Edges (PEEK)
    }
    class MouthProp {
        -Tapered Sides (PEEK)
        -Micro-etched Surface
    }

    Mouthpiece "1" -- "1" MainBody : contains
    Mouthpiece "1" -- "1" SuctionConnector : contains
    Mouthpiece "1" -- "1" CheekRetractor : contains
    SuctionConnector "1" -- "1" MouthProp : integrates
    MainBody "1" -- "N" MicrofluidicChannels : channels fluid
    MainBody "1" -- "N" CantileveredMicroFingers : maintains separation

Derivative 1.2: Operational Parameter Expansion - High-Volume, Pulsed Suction for Viscous Fluids

Enabling Description: The isolation mouthpiece is constructed from a medical-grade, high-durometer thermoplastic polyurethane (TPU) to withstand higher suction forces and resist collapse. The tubular conduit of the suction connector is enlarged to an internal diameter of 15 mm, connecting to a pulsed-vacuum generator capable of delivering suction pressures ranging from -0.5 bar to -0.9 bar at a frequency of 1-5 Hz. The perforations on the second wall are replaced by an array of elliptical apertures (3 mm x 1 mm) to prevent clogging by viscous bodily fluids (e.g., highly concentrated saliva or mucinous exudates). The wave-like structure comprises robust, flexible elastomeric baffles (shore hardness 80A) that maintain a minimum 2 mm gap between the anterior and posterior walls under peak suction, ensuring continuous fluid flow paths even with thick fluids. The mouth prop is reinforced with an internal, rigid POM (polyoxymethylene) core to withstand increased biting forces associated with patient discomfort during high-pressure procedures. This system is designed for scenarios requiring rapid evacuation of challenging fluids, such as during complex oral surgeries or treatment of patients with compromised salivary glands.

stateDiagram
    [*] --> Idle
    Idle --> ActivateSuction : User Initiates
    ActivateSuction --> PulsedVacuum : High Viscosity Mode
    PulsedVacuum --> SuctionHigh : -0.9 bar, 1-5 Hz
    SuctionHigh --> SuctionLow : Brief pressure release
    SuctionLow --> SuctionHigh : Cycle repeats
    SuctionHigh --> EvaluateFluidFlow : Monitor flow sensors
    EvaluateFluidFlow --> ClogDetection : If flow < threshold
    ClogDetection --> AlertOperator : Notify staff
    AlertOperator --> ManualIntervention : Operator clears clog
    PulsedVacuum --> DeactivateSuction : Procedure ends
    DeactivateSuction --> Idle

Derivative 1.3: Cross-Domain Application - Precision Micro-Assembly Environment (Electronics)

Enabling Description: The intraoral device is repurposed as a miniature component isolation and debris removal system for precision micro-assembly in electronics manufacturing. The "main body" becomes a component isolation chamber, fabricated from anti-static, transparent polycarbonate. The "first wall" and "second wall" are now upper and lower containment surfaces, with the "wave-like structure" on the interior of the lower surface replaced by an array of elastomeric pedestals (shore hardness 30A silicone) that cradle and position delicate components (e.g., micro-LEDs, MEMS devices) while allowing air and micro-debris to be drawn through channels between the pedestals. The "perforations" are micron-scale filter membranes (0.5 µm pore size) integrated into the chamber walls, ensuring only clean air and dislodged micro-particles are evacuated. The "suction connector" integrates with a cleanroom-compatible micro-vacuum system, and its "cutout" allows for quick attachment to various robotic manipulators. The "mouth prop" functionality is translated into a component securing clamp, providing gentle, non-damaging retention during assembly. This system provides localized, hands-free micro-particle control in a sensitive assembly environment.

flowchart TD
    A[Robot Arm] --> B{Suction Connector Adapter}
    B --> C[Micro-Vacuum System]
    B --> D[Component Isolation Chamber]
    D -- Contains & Positions --> E(Micro-Components)
    D -- Air & Micro-Debris --> F[Filter Membranes]
    F --> C
    D -- Secured by --> G[Component Securing Clamp]
    G -- Actuated by --> A

Derivative 1.4: Integration with Emerging Tech - AI-Optimized Suction and IoT Monitoring

Enabling Description: The mouthpiece is manufactured from a flexible, autoclavable silicone embedded with miniature, biocompatible IoT sensors. These include:
- Fluid Flow Sensors: Micro-electromechanical systems (MEMS) flow sensors (e.g., hot-wire anemometers) integrated into the troughs of the wave-like structure to detect fluid volume and viscosity.
- Pressure Sensors: Piezoelectric pressure sensors on the inner surfaces of the anterior and posterior walls to measure the oral cavity pressure and ensure proper sealing and retraction.
- Temperature Sensors: Thermistors in the cheek retractor and main body to monitor localized tissue temperature.
- pH Sensors: Electrochemical pH sensors near the suction points to monitor oral fluid chemistry.
  The suction connector houses a compact, wireless communication module (Bluetooth Low Energy or NFC) to transmit sensor data to an external AI-driven control unit. The AI algorithm analyzes real-time data to dynamically adjust the vacuum strength, pulse frequency, and duration of the attached suction system, optimizing fluid removal, minimizing tissue impingement, and conserving energy. The cutout on the suction connector includes an RFID tag for automated identification and tracking within a smart inventory system. The mouth prop integrates a haptic feedback actuator to subtly adjust patient jaw position under AI guidance if misalignment is detected.

sequenceDiagram
    participant M as Mouthpiece (IoT Sensors)
    participant SC as Suction Connector (Wireless Module, RFID)
    participant CU as AI Control Unit (External)
    participant VS as Vacuum System (Smart)

    M->>SC: Transmit Sensor Data (Flow, Pressure, Temp, pH)
    SC->>CU: Wireless Data Stream (BLE/NFC)
    CU->>CU: Analyze Data with AI Algorithm
    CU->>VS: Send Optimized Control Commands (Suction Strength, Frequency)
    CU->>SC: Send Haptic Feedback Commands (Jaw Adjustment)
    SC->>M: Haptic Actuator Engagement
    CU->>CU: Log Procedure Data & Maintenance Alerts
    SC->>CU: RFID Tag Scan (Inventory Mgmt)

Derivative 1.5: The "Inverse" or Failure Mode - Low-Power, Manual-Assist Mouthpiece with Safety Relief

Enabling Description: This version is designed for scenarios where active suction is unavailable or undesired, serving primarily as a cheek retractor and bite block with passive fluid channeling. The main body is formed from a translucent, low-durometer silicone (shore hardness 20A) to maximize patient comfort and reduce tissue stress. The "perforations" are replaced by larger, gravity-fed channels (5 mm diameter) that direct fluid towards a collection pouch instead of an active suction source. The wave-like structure features very low-profile, smooth undulations (crest height 0.5 mm) to provide minimal contact points, preventing adhesion of the walls and guiding fluid flow passively. The "suction connector" is re-engineered as a simple, non-occlusive drain port with a one-way valve that prevents backflow into the oral cavity but does not connect to a vacuum. It includes an integrated manual bulb pump, allowing a dental assistant to intermittently squeeze for low-level, manual suction when needed, without an electrical system. The mouth prop retains its function but is designed to compress safely under excessive force, incorporating a shear-sensitive region that detaches cleanly rather than causing undue stress on teeth.

graph TD
    A[Patient Mouth] --> B(Main Body - Passive Flow)
    B --> C(Gravity Channels)
    C --> D[Drain Port with One-Way Valve]
    D --> E((Collection Pouch))
    ManualIntervention(Manual Bulb Pump) -- Intermittent Suction --> D
    B -- Retraction & Bite Block --> F[Cheek Retractor]
    B -- Bite Block --> G[Mouth Prop - Shear Sensitive]
    G -- Excessive Force --> H{Detached Safety Element}

Core Claim 11 Derivatives

Claim 11 (Summary): Similar to Claim 1, but explicitly states the first and second walls of the main body remain spaced apart for a distance within the cheek retractor portion before being connected.

Derivative 11.1: Material & Component Substitution - Shape Memory Alloy for Adaptive Spacing

Enabling Description: The isolation mouthpiece is primarily constructed from a biocompatible silicone. However, the first and second walls within the cheek retractor portion incorporate embedded strands (0.2 mm diameter) of a Nitinol (Nickel-Titanium) shape memory alloy. These Nitinol strands are pre-programmed to maintain a specific "spaced apart" configuration at body temperature (37°C), ensuring the walls do not collapse and maintain fluid pathways. Upon insertion into the mouth, the Nitinol transitions to its austenitic phase, actively expanding to create and maintain the required spacing, which can be precisely controlled by the alloy's composition and heat treatment. When removed and cooled, the Nitinol returns to its martensitic phase, allowing for greater flexibility and ease of cleaning or storage. The specific "distance" for spacing can be varied by adjusting the geometry and activation temperature of the Nitinol components.

stateDiagram
    direction LR
    [*] --> RoomTemperature : Mouthpiece at ambient temp
    RoomTemperature --> MartensiticPhase : Nitinol is flexible
    MartensiticPhase --> OralCavityInsertion : Mouthpiece inserted
    OralCavityInsertion --> BodyTemperature : Heats up to 37°C
    BodyTemperature --> AusteniticPhase : Nitinol activates
    AusteniticPhase --> SpacedWalls : Walls actively maintain separation
    SpacedWalls --> OralCavityRemoval : Mouthpiece removed
    OralCavityRemoval --> RoomTemperature

Derivative 11.2: Operational Parameter Expansion - Variable-Geometry Spacing via Electroactive Polymers

Enabling Description: The first and second walls within the cheek retractor portion are made of a flexible, medical-grade silicone integrated with localized layers of electroactive polymer (EAP) actuators, specifically dielectric elastomer actuators (DEAs). These DEAs are strategically patterned to allow for dynamic, electronically controlled adjustment of the spacing between the walls. A micro-controller embedded in the suction connector provides variable voltage (0-1 kV) to the EAP layers, causing them to deform and precisely control the "distance" between the walls, from 0.5 mm (minimum flow) to 5 mm (maximum flow). This allows a dental professional to adapt the mouthpiece's internal geometry in real-time based on the volume and type of fluid requiring evacuation. The system can be preset for different procedures or controlled via a wireless interface for fine-tuning during operation.

flowchart TD
    A[Micro-controller] --> B{DEA Actuators}
    B -- Apply Voltage --> C[Electroactive Polymer Layers]
    C -- Deformation --> D[Variable Wall Spacing]
    D -- Controls --> E(Fluid Flow Rate)
    F[Wireless Interface] --> A
    G[Pre-set Procedures] --> A

Derivative 11.3: Cross-Domain Application - Automated Cable Management System (Robotics)

Enabling Description: The principle of "spaced apart walls" within the cheek retractor portion is applied to a flexible conduit for automated cable management in robotic systems, particularly for multi-jointed arms where cables must flex without tangling or pinching. The "main body" becomes a flexible cable housing, and the "first" and "second" walls are inner and outer surfaces of this housing. Within the flexible "cheek retractor portion" (which is now a bendable joint section of the cable housing), a series of internal, compliant fins (made of a self-lubricating polymer like PTFE) are arranged to maintain precise separation between individual data and power cables. These fins are designed to remain spaced apart even when the conduit is bent, preventing internal cable friction, wear, and signal interference. The fins' geometry (e.g., rounded edges as in the patent) ensures smooth movement and prevents damage to the cables. The "suction connector" becomes a mounting point for the conduit, with a locking mechanism that secures it to the robot's structure.

graph TD
    A[Robot Arm] --> B[Cable Conduit]
    B -- Contains --> C{Individual Cables}
    B -- Flexible Joint Section --> D[Conduit with Internal Fins]
    D -- Fins maintain --> E{Spaced Apart Cables}
    E -- Prevents --> F[Friction, Wear, Interference]
    B -- Mounts via --> G[Mounting Point]

Derivative 11.4: Integration with Emerging Tech - Haptic Feedback for Optimal Oral Cavity Spacing

Enabling Description: The mouthpiece integrates micro-actuators (e.g., piezoelectric haptic drivers) within the first and second walls of the cheek retractor portion. These actuators are connected to a force sensor array (e.g., resistive flex sensors) distributed along the inner surfaces of the mouthpiece, which detect contact pressure against the oral tissues (cheeks, tongue, gingiva). An AI algorithm processes the force sensor data to determine if the "spaced apart" configuration of the walls in the cheek retractor is optimal for fluid evacuation and patient comfort. If the spacing is suboptimal (e.g., walls are collapsing or exerting excessive pressure), the system provides localized haptic feedback through the micro-actuators. This feedback is subtle vibrations or gentle pulses, guiding the patient to slightly adjust their jaw or cheek position to achieve the ideal intraoral geometry, without explicit verbal instructions. The system includes a wireless interface for real-time monitoring by the dental professional.

sequenceDiagram
    participant M as Mouthpiece (Force Sensors, Haptic Actuators)
    participant AI as AI Algorithm (External)
    participant DP as Dental Professional (Wireless Monitor)

    M->>AI: Real-time Force Sensor Data
    AI->>AI: Evaluate Wall Spacing & Pressure Profile
    AI->>M: Send Haptic Feedback Commands (if suboptimal)
    M->>M: Haptic Actuators Generate Feedback
    Patient->>M: Subtly Adjusts Position (Guided by Feedback)
    AI->>DP: Display Real-time Spacing Metrics

Derivative 11.5: The "Inverse" or Failure Mode - Non-Retracting, Tongue-Depressing Mouthpiece

Enabling Description: This mouthpiece is designed to not actively retract the cheek or maintain large open spacing in the cheek retractor area, but rather to gently depress the tongue and provide a stable bite block. The "first" and "second" walls within the cheek retractor portion are designed to be minimally spaced (e.g., 0.5 mm apart) and semi-rigid, effectively forming a narrow, tongue-depressing flange rather than a wide fluid channel. This reduced spacing is maintained by a series of thin, flexible silicone membranes spanning the gap, which offer structural integrity but no active retraction. The mouth prop is oversized and soft, acting primarily as a comfortable bite block. The "suction connector" is present but adapted to a very low-flow saliva ejector tip, designed for minimal, passive collection of pooled saliva rather than high-volume aspiration. The goal is patient comfort and tongue control during non-invasive procedures (e.g., fluoride application, X-rays) where aggressive isolation or suction is not required.

graph TD
    A[Patient Oral Cavity] --> B(Mouthpiece - Non-Retracting)
    B -- Minimal Spacing (0.5mm) --> C[Semi-Rigid Walls with Flexible Membranes]
    C --> D{Tongue Depression}
    B -- Oversized, Soft --> E[Mouth Prop - Bite Block]
    B --> F[Low-Flow Saliva Ejector]
    F --> G((Saliva Collection))

Core Claim 20 Derivatives

Claim 20 (Summary): A mouthpiece with a main body (first/second walls defining interior, narrower second end, second wall with crests/troughs, contact points not attached to first wall, gaps for fluid, third connecting wall), and a cheek retractor connected to main body.

Derivative 20.1: Material & Component Substitution - Bio-Absorbable Polymer with Dissolvable Bridge Structure

Enabling Description: The entire mouthpiece is fabricated from a bio-absorbable polymer, such as polylactic acid (PLA) or polycaprolactone (PCL), using 3D printing techniques. This allows for customized shapes and temporary use. The "crests" and "troughs" of the wave-like structure on the interior surface of the second wall are formed from a rapidly dissolvable polymer (e.g., a soluble polyvinyl alcohol composite). These dissolvable crests provide initial contact points with the first wall during insertion and setup, ensuring proper initial spacing. Once exposed to oral fluids for a predetermined period (e.g., 5-10 minutes), the crests dissolve, thereby increasing the "gaps" (troughs) for fluid passage and reducing contact friction, optimizing long-term fluid flow and patient comfort during extended procedures. The contact points are explicitly not attached to the first wall, facilitating the dissolution and dynamic change in internal geometry.

stateDiagram
    direction LR
    [*] --> InitialState : Mouthpiece inserted
    InitialState --> CrestsIntact : Initial spacing & contact
    CrestsIntact --> FluidExposure : Oral fluids present
    FluidExposure --> CrestsDissolving : Polymer begins to dissolve
    CrestsDissolving --> IncreasedGaps : Fluid flow improves, friction reduces
    IncreasedGaps --> DissolvedCrests : Optimal long-term spacing
    DissolvedCrests --> ProcedureCompletion : Operation finished

Derivative 20.2: Operational Parameter Expansion - Multi-Frequency Acoustic Wave Fluid Agitation

Enabling Description: The "second wall" of the main body is fabricated with an embedded array of miniature ultrasonic transducers (e.g., piezoelectric micro-emitters). These transducers are activated at varying frequencies (e.g., 20 kHz to 1 MHz) and low power levels (0.1-1 W) to generate acoustic waves within the interior space of the main body. The purpose is to agitate and fluidize highly viscous or particulate-laden oral fluids and debris, preventing sedimentation and facilitating their movement through the "gaps" (troughs) of the wave-like structure towards the suction connector. The "crests" are designed with specific acoustic impedance properties to reflect or absorb certain frequencies, creating optimized flow patterns. The "contact points" are non-attached to allow for micro-vibrations of the first wall, further assisting in dislodging material.

graph TD
    A[Ultrasonic Transducers] -- Emit Acoustic Waves --> B{Interior Space}
    B -- Agitates --> C(Viscous Fluids / Particulate Debris)
    C --> D[Wave-like Structure Troughs]
    D --> E((Suction Connector))
    B -- Micro-vibrates --> F[First Wall (Non-Attached Contact)]
    A[Frequency & Power Control] --> A

Derivative 20.3: Cross-Domain Application - Bio-Reactors for Cell Culture Fluid Management

Enabling Description: The mouthpiece design is adapted for fluid management within miniature bioreactors used for sensitive cell cultures. The "main body" forms a reaction chamber, with the "first wall" being the outer housing and the "second wall" being an internal, porous scaffold for cell adhesion. The "crests" on the interior surface of the scaffold provide optimized contact points for cells while maintaining "gaps" (troughs) that act as micro-channels for the precise flow of nutrient media and waste products. These contact points are not attached to the outer housing, allowing the internal scaffold to be easily separated or gently agitated for cell harvesting or media exchange without disrupting the outer chamber. The "third wall" connects the scaffold to the chamber, providing structural stability. The "cheek retractor portion" is repurposed as a flexible connection port for tubing, facilitating sterile media input and output from the bioreactor.

classDiagram
    class Bioreactor {
        +Reaction Chamber
        +Internal Porous Scaffold
        +Micro-channels (gaps)
        +Flexible Connection Port
    }
    class ReactionChamber {
        -Outer Housing (First Wall)
        -Internal Scaffold (Second Wall)
    }
    class InternalScaffold {
        -Crests (Cell Contact Points)
        -Troughs (Micro-channels)
        -Not attached to Outer Housing
    }
    class ConnectionPort {
        -Flexible tubing interface
    }

    Bioreactor "1" -- "1" ReactionChamber : contains
    ReactionChamber "1" -- "1" InternalScaffold : houses
    ReactionChamber "1" -- "1" ConnectionPort : interfaces
    InternalScaffold "1" -- "N" CellContactPoints : provides
    InternalScaffold "1" -- "N" MicroChannels : enables flow

Derivative 20.4: Integration with Emerging Tech - Dynamic Biometric Feedback and Personalization

Enabling Description: The mouthpiece integrates an array of biometric sensors within the "main body" and "cheek retractor portion." These include:
- Salivary Cortisol Sensors: Disposable electrochemical sensors in the troughs to measure stress levels via salivary cortisol.
- Jaw Muscle Electromyography (EMG) Sensors: Electrodes embedded in the mouth prop and cheek retractor to monitor jaw clenching and muscle activity.
- Intraoral Camera: A miniature camera (e.g., 1 mm diameter) embedded in the first wall, providing visual feedback of the oral cavity and ensuring the "contact points" of the wave-like structure are effectively separating the walls.
  An AI system analyzes this real-time biometric data. Based on the patient's stress levels or excessive clenching, the AI can trigger adaptive adjustments. For instance, it can signal the dental professional to pause, or, if the mouthpiece includes an active element (from other claims), it could adjust a mild sedative delivery or initiate calming audio feedback through integrated micro-speakers (not explicitly in this claim, but a plausible add-on). The "contact points" not attached to the first wall allow for subtle, AI-controlled micro-adjustments in pressure distribution by adjusting material stiffness through localized heating or cooling elements. The system personalizes the dental procedure experience based on patient physiological responses.

sequenceDiagram
    participant M as Mouthpiece (Biometric Sensors, Camera)
    participant AI as AI System (External)
    participant DP as Dental Professional (Monitor)
    participant P as Patient

    M->>AI: Transmit Salivary Cortisol, EMG, Video
    AI->>AI: Analyze Biometric Data (Stress, Clenching, Contact Efficacy)
    AI->>DP: Alert DP (e.g., "Patient Stress High")
    AI->>AI: (Optional) Initiate Calming Protocol (e.g., Audio, Micro-adjustment)
    AI->>M: (Optional) Command Localized Stiffness/Pressure Adjustment
    DP->>P: Intervene / Adjust Procedure

Derivative 20.5: The "Inverse" or Failure Mode - Diagnostic-Only, Low-Interference Mouthpiece

Enabling Description: This mouthpiece is designed exclusively for non-invasive intraoral diagnostics, minimizing interference with natural oral function. The "main body" and "cheek retractor portion" are constructed from an ultra-thin, highly flexible, transparent medical-grade film (e.g., 50 µm thick silicone film), allowing for minimal bulk and maximum visibility. The "first" and "second" walls are nearly collapsed, with the "crests" and "troughs" of the wave-like structure reduced to minute, almost imperceptible surface textures (e.g., 50 µm height variations) that are primarily for tactile feedback during manufacturing alignment and not for active fluid management. There is no fluid suction capability; the internal space is purely for accommodating diagnostic probes or imaging elements (e.g., an intraoral OCT scanner, pH probes for specific areas). The "contact points" being non-attached ensures that the thin film walls do not create any significant obstruction or pressure points that could alter diagnostic readings or patient comfort. The "third wall" is extremely pliable, further reducing interference.

graph TD
    A[Patient Oral Cavity] --> B(Mouthpiece - Diagnostic Film)
    B -- Ultra-thin, Transparent --> C[First & Second Walls]
    C -- Minimal Texture --> D{Reduced Crests/Troughs}
    D -- No Active Suction --> E[Interior Space (for Probes)]
    F[Diagnostic Probe / Imaging Element] -- Inserted into --> E
    B -- Flexible --> G[Cheek Retractor (Low Interference)]

Combination Prior Art Scenarios

Here are three scenarios where the technology of US12290418 (an intraoral device with suction, cheek retraction, and mouth prop) could be combined with existing open-source standards to create new prior art.

Integration with DICOM (Digital Imaging and Communications in Medicine) Standard for Dental Imaging Workflows:
- Scenario: A version of the US12290418 mouthpiece (e.g., Derivative 1.4 with IoT sensors and AI) is enhanced with an integrated, miniature intraoral camera and/or a spectroscopic sensor array. The real-time visual and chemical data captured by these sensors within the oral cavity (e.g., during a dental procedure) is processed by the AI control unit. This processed data (e.g., images, spectroscopic readings, annotations of areas requiring attention due to fluid buildup or tissue anomalies) is then automatically formatted and transmitted to the dental clinic's imaging system using the DICOM standard. This allows for the seamless integration of real-time intraoral data into the patient's electronic health record, alongside X-rays and other diagnostic images, enabling AI-driven diagnostics and procedural monitoring.
- Enabling Description: The mouthpiece features an integrated 2-megapixel CMOS camera (2x2x2 mm) on the anterior wall of the main body, capable of streaming 1080p video, and a near-infrared (NIR) spectroscopic array on the posterior wall for tissue analysis. The on-board AI processing unit in the suction connector (via a low-power ARM processor) performs image stabilization, anomaly detection (e.g., caries, inflammation via color/spectral shifts), and object recognition (e.g., tooth identification). This processed data, including video streams, static images of anomalies, and spectral data cubes, is then encapsulated into DICOM Part 3 (Information Object Definitions) and communicated over the network using DICOM Part 8 (Network Communication Support for Message Exchange) to a PACS (Picture Archiving and Communication System) server, identifiable by a unique DICOM C-STORE SCU/SCP implementation. The mouthpiece’s RFID (from Derivative 1.4) can auto-populate patient ID in the DICOM metadata.
Compatibility with FHIR (Fast Healthcare Interoperability Resources) Standard for Automated Procedure Logging:
- Scenario: The US12290418 mouthpiece, particularly with its hands-free suction and isolation capabilities, performs various procedural steps. An extended version integrates sensors (e.g., force sensors for bite registration, flow sensors for suction duration/volume, timer) to automatically log the initiation and completion of procedural phases. This procedural data (e.g., "Mouthpiece inserted," "Suction activated for 15 minutes," "Mouth prop engaged," "Cheek retracted") is then packaged into FHIR resources, specifically "Observation" or "Procedure" resources. These FHIR resources are transmitted wirelessly from the mouthpiece's control unit to the clinic's Electronic Health Record (EHR) system, providing an accurate, automated audit trail of the dental procedure, improving billing accuracy, and reducing manual charting time.
- Enabling Description: The mouthpiece's internal microcontroller logs events such as mouthpiece insertion (detected by pressure sensors on the cheek retractor), suction activity (from vacuum line pressure transducer), and mouth prop engagement (from mechanical switch). Each logged event is timestamped. The microcontroller generates FHIR Observation resources (e.g., Observation.code = {system: "http://snomed.info/sct", code: "302890007", display: "Suction applied"}), including Observation.valueQuantity for duration or volume, and Observation.subject.reference linking to the patient's FHIR ID. These resources are transmitted via HTTPS POST requests to a FHIR server endpoint (e.g., https://ehr.example.com/fhir/Observation) using secure authentication protocols (e.g., OAuth 2.0 as per SMART on FHIR). The suction connector's RFID can identify the mouthpiece, which can be linked to a practitioner's ID for accountability.
Adherence to MODBUS/TCP for Industrial Dental Equipment Control and Monitoring:
- Scenario: In a highly automated dental facility or a teaching institution with centralized control over dental units, the US12290418 mouthpiece is equipped with an interface adhering to the MODBUS/TCP industrial communication standard. This allows the mouthpiece's various features (e.g., suction on/off, suction intensity adjustment, mouth prop force setting if adjustable, monitoring of fluid levels within the mouthpiece) to be controlled and monitored by a central Programmable Logic Controller (PLC) or supervisory control system. This enables precise, synchronized operation with other dental equipment (e.g., drills, irrigation systems) in a high-volume, standardized environment.
- Enabling Description: The suction connector portion includes an Ethernet port (or a wireless bridge acting as an Ethernet client) implementing the MODBUS/TCP protocol on port 502. The mouthpiece's internal control logic exposes its operational parameters and sensor readings (e.g., suction motor RPM, valve state, fluid detection, mouth prop pressure) as MODBUS registers. For example, a holding register at address 40001 could control suction intensity (0-100%), and an input register at 30001 could provide a boolean for "fluid detected." A PLC connected to the network can read these input registers and write to holding registers, integrating the mouthpiece's operation into a larger, automated dental workflow, enabling centralized control, diagnostics, and preventive maintenance based on real-time operational data.