Wearable Auditory Cortex Stimulation Hat With fNIRS Feedback

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Solution Overview

Problem

Existing treatments for hyperacusis, tinnitus, and hearing loss often require a combination of therapies and do not effectively address the underlying neural sensitivity and balance issues, lacking personalized and efficient methods for reducing sound sensitivity and improving auditory function.

Innovation Solution

A flexible wearable hat equipped with magnetic stimulation coils and true wireless earbuds, utilizing artificial intelligence and fNIRS technology to apply targeted magnetic fields to the brain's auditory cortex, adjust sound frequencies, and provide personalized sound therapy, enhancing neural activity and correcting hearing deficits.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If magnetic stimulation coils and fNIRS technology are integrated into a wearable hat for personalized tinnitus treatment, then treatment effectiveness and neural activity monitoring are improved, but device complexity and manufacturing difficulty increase

Engineering Contradiction:
Improvetreatment effectivenessVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple therapeutic components (magnetic stimulation coils, sound generators, fNIRS sensors) and control systems into a single integrated wearable hat device. This merging approach enables simultaneous neural stimulation, auditory treatment, and real-time brain activity monitoring, improving treatment effectiveness while managing complexity through unified system architecture

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The wearable hat is designed as a multi-functional device that performs magnetic stimulation, sound therapy delivery, brain wave monitoring, and personalized treatment adjustment all through one system. This universal design allows the single device to address multiple aspects of tinnitus treatment simultaneously, enhancing overall therapeutic reliability

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Reliability

If repetitive magnetic stimulation is applied to the auditory cortex to reduce tinnitus, then neural activity and hearing function improve, but treatment duration and energy consumption increase

Engineering Contradiction:
Improvehearing function improvementVSAvoidtreatment duration
Core Design Contradiction:
ReliabilityVSDuration of action of moving object

Solution Approach 1:

The system employs repetitive transcranial magnetic stimulation (rTMS) with specific pulse frequencies and patterns applied periodically to the auditory cortex. This periodic magnetic stimulation, combined with rhythmic auditory input, creates synchronized neural activation that enhances treatment effectiveness while allowing for structured treatment sessions with defined intervals

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The fNIRS sensors provide real-time feedback on brain oxygenation levels and neural activity in response to magnetic stimulation and auditory input. This feedback mechanism allows the system to monitor treatment effectiveness continuously and adjust stimulation parameters dynamically, optimizing the balance between treatment duration and therapeutic outcome

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If personalized sound therapy is delivered through true wireless earbuds with AI control, then sound sensitivity correction improves, but system complexity and data processing requirements increase

Engineering Contradiction:
Improvepersonalized treatment capabilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system uses fNIRS-measured brain wave data as feedback to dynamically adjust sound therapy parameters delivered through the earbuds. The AI processor analyzes real-time neural responses and automatically modifies audio signal characteristics, enabling personalized sound sensitivity correction without requiring complex manual programming or multiple device configurations

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent replaces complex mechanical adjustment mechanisms with AI-based digital signal processing. Instead of requiring physical customization of sound devices for each patient, the system uses software algorithms to automatically adapt audio parameters based on real-time brain activity data, reducing mechanical complexity while enhancing personalization capability

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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 system effectively reduces tinnitus symptoms and improves hearing by increasing alpha wave activity, providing personalized treatment based on brain wave feedback, and correcting sound sensitivity through magnetic stimulation and sound adjustment.

Implementation Method 1

a system of applying a magnetic field to the auditory cortex of the human brain to reduce hearing defects

Methodology Applied
Scientific EffectMagnetic Field: Magnetic Field

Implementation Method 2

A flexible wearable hat equipped with magnetic stimulation coils... apply targeted magnetic fields to the brain's auditory cortex

Methodology Applied
Scientific EffectElectromagnetic Induction: Electromagnetic Induction

Implementation Method 3

utilizing artificial intelligence and fNIRS technology to apply targeted magnetic fields to the brain's auditory cortex... providing personalized treatment based on brain wave feedback

Methodology Applied
Scientific EffectfNIRS technology:

Data Source

PatentUS20250352816A1Device and system for reduction of tinnitus defects and hearing disorders in the ear and to correct the defects along with real-time feedback with the help of brain output signal recording technology to determine the amount of corrections
Publication Date: 2025.11.20 SAMADZADEH ETEHADI SAFA
  • US20250352816A1 patent drawing
  • US20250352816A1 patent drawing
  • US20250352816A1 patent drawing

AI summary

The invention of a device and system for reduction of tinnitus defects and hearing disorders in the ear and to correct the defects along with real-time feedback with the help of brain output signal recording technology to determine the amount of corrections is related to a device and system to control and reduce hyperacusis, tinnitus and hearing loss and a flexible wearable device that can be placed on a patient's head and also is a portable wearable device that can be connected to a mobile phone and a pair of true wireless earbuds wirelessly. This invention is a system of applying a magnetic field to the auditory cortex of the human brain to reduce hearing defects. This hat is able to simultaneously treat the patient with rTMS and monitor brain activity using fNIRS technology so that it provides accuracy in magnetic stimulation and monitoring of brain reactions.