Adaptive Trigger Circuit for TMJ Microcurrent Treatment

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Solution Overview

Problem

Existing TMJ symptom treatment devices lack an effective method to accurately detect and trigger therapeutic microcurrent application based on dynamic impedance changes, leading to inconsistent treatment efficacy.

Innovation Solution

A handheld microcurrent TMJ symptom treatment device with an adaptive trigger circuit that measures impedance between a treatment electrode and a return electrode, dynamically establishes a triggering threshold, and applies therapeutic microcurrent when the threshold is met, ensuring precise targeting of maxillary and mandibular nerves.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a fixed threshold is used to trigger microcurrent application, then the device operation is simple, but the treatment efficacy is inconsistent due to lack of adaptation to dynamic impedance changes

Engineering Contradiction:
Improvetreatment efficacy consistencyVSAvoidtrigger mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements an adaptive trigger that dynamically adjusts the impedance threshold based on real-time measurements. The system continuously monitors impedance values and adapts the triggering threshold to match the user's specific physiological characteristics, transforming a static fixed-threshold system into a dynamic adaptive system that ensures consistent treatment efficacy across different users and conditions.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system incorporates a feedback mechanism where the measured impedance values are fed back to adjust the triggering threshold. The adaptive trigger circuit uses the detected impedance spectrum to determine an appropriate threshold level, creating a closed-loop control system that automatically optimizes the trigger point for reliable microcurrent application based on real-time biological feedback.

Inventive Principle:
Principle #23Feedback

2Measurement precision

If impedance measurement is performed continuously, then the trigger accuracy is improved, but the energy consumption increases

Engineering Contradiction:
Improveimpedance detection accuracyVSAvoiddevice energy consumption
Core Design Contradiction:
Measurement precisionVSUse of energy by moving object

Solution Approach 1:

The system employs periodic impedance measurements rather than continuous monitoring. The adaptive trigger circuit performs impedance measurements at regular intervals during the detection mode, accumulating sufficient data to establish an accurate threshold without requiring constant measurement. This periodic sampling approach achieves the necessary measurement precision while significantly reducing energy consumption compared to continuous monitoring.

Inventive Principle:
Principle #19Periodic action

3Measurement precision

If the treatment electrode is moved across the skin to find the optimal location, then the treatment targeting is improved, but the treatment time increases

Engineering Contradiction:
Improvenerve targeting accuracyVSAvoidtreatment setup time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system performs preliminary impedance measurements and adaptive threshold establishment during a detection mode before the actual treatment begins. By pre-characterizing the impedance spectrum and determining the optimal trigger threshold in advance, the system reduces the time needed during the actual treatment session, as the adaptive trigger is already configured to accurately identify the optimal electrode placement location when treatment commences.

Inventive Principle:
Principle #10Preliminary action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The device provides consistent and targeted TMJ symptom relief by accurately detecting impedance changes and applying microcurrent, enhancing treatment efficacy and user experience.

Implementation Method 1

measuring an electrical impedance between a treatment electrode of the TMJ symptom treatment device and a return electrode of the TMJ symptom treatment device

Methodology Applied
Scientific EffectElectrical impedance: Electrical Resistance

Implementation Method 2

passing, during the treatment mode, a therapeutic microcurrent between the treatment electrode and the return electrode through at least a portion of the maxillary and/or mandibular nerve(s) of the user

Methodology Applied
Scientific EffectElectrical conduction: Conduction (electrical)

Data Source

PatentUS20240066294A1Microcurrent TMJ treatment device with an adaptive trigger
Publication Date: 2024.02.29 TIVIC HEALTH SYSTEMS INC
  • US20240066294A1 patent drawing
  • US20240066294A1 patent drawing
  • US20240066294A1 patent drawing

AI summary

A microcurrent temporomandibular joint (TMJ) symptom treatment device includes an adaptive trigger circuit configured to dynamically determine a triggering threshold for applying a therapeutic microcurrent via a treatment electrode to a treatment location on a person's skin for treatment of a TMJ symptom.