Electrical Stimulation Control Circuit for Skin Regeneration

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Solution Overview

Problem

Conventional wound treatment methods are time-consuming and expensive, and there is a need for a more efficient approach to activate skin regeneration.

Innovation Solution

An electrical stimulation control circuit comprising a pulse generator, processing circuit, and electrode, which generates a switching signal to produce an energy signal applied to the skin via comb electrodes, stimulating skin cells for enhanced regeneration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional wound treatment methods (bandages, dressings, artificial skin) are used, then wound coverage is achieved, but treatment time and cost increase

Engineering Contradiction:

Improveskin regeneration speedVSAvoidtreatment time

Core Design Contradiction:

ProductivityVSLoss of time

Solution Approach 1:

The patent replaces conventional mechanical wound treatment methods (bandages, dressings, artificial skin attachment) with an electrical stimulation system. The pulse generator produces electrical signals that stimulate skin cells directly, accelerating regeneration without requiring physical wound coverage materials, thereby reducing both treatment time and material costs

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent applies electrical parameters (voltage, current, pulse duration) to stimulate skin cell regeneration. By controlling the pulse width, frequency, and amplitude through the pulse generator, the system optimizes cellular activity to accelerate wound healing, transforming the treatment approach from passive coverage to active cellular stimulation

Inventive Principle:

Principle #35Parameter changes

2Productivity

If conventional wound treatment methods are used, then wound coverage is achieved, but treatment cost increases

Engineering Contradiction:

Improveskin regeneration speedVSAvoidtreatment cost

Core Design Contradiction:

ProductivityVSEase of manufacture

Solution Approach 1:

The patent replaces expensive conventional treatment materials (artificial skin, specialized dressings) with an electrical stimulation system. The pulse generator and electrode assembly provide a cost-effective alternative that directly stimulates cellular regeneration without requiring costly consumable materials

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The electrode design with multiple comb electrodes creates distributed electrical fields that self-adjust to the wound area. The system requires minimal external intervention or expensive supporting materials, as the electrical stimulation itself provides the complete treatment mechanism

Inventive Principle:

Principle #25Self-service

3Area of stationary object

If comb electrodes with multiple electrodes are used, then electrical stimulation coverage is improved, but device complexity increases

Engineering Contradiction:

Improveelectrode contact areaVSAvoidelectrode structure complexity

Core Design Contradiction:

Area of stationary objectVSDevice complexity

Solution Approach 1:

The electrode is divided into multiple comb electrodes, each with several individual electrodes arranged in a comb pattern. This segmentation allows the electrical field to cover a larger area while maintaining simple manufacturing, as each comb electrode can be produced independently and assembled into the final array

Inventive Principle:

Principle #1Segmentation

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 solution accelerates skin regeneration by applying electrical stimulation, reducing the trauma area and treatment time, and utilizing a thermoelectric generator to sustain energy from the body's temperature, making the treatment more efficient and cost-effective.

Implementation Method 1

an electrical stimulation control circuit comprises a pulse generator (105), a processing circuit (110) and an electrode (115). The pulse generator (105) is configured to generate a switching signal SS. The processing circuit (110) generates an energy signal SE according to the switching signal SS

Methodology Applied

Scientific EffectElectrical stimulation: Electric Field

Implementation Method 2

utilizing a thermoelectric generator to sustain energy from the body's temperature

Methodology Applied

Scientific EffectThermoelectric effect: Seebeck Effect

Data Source

PatentUS10905876B2Electrical stimulation control circuit and control method thereof

Publication Date: 2021.02.02 IND TECH RES INST

AI summary

An electrical stimulation control circuit including a pulse generator, a processing circuit and an electrode is provided. The pulse generator is configured to generate a switching signal. The processing circuit generates an energy signal according to the switching signal. The electrode is configured to contact the skin of a living body and includes a first comb electrode and a second comb electrode. The first comb electrode receives the energy signal and includes a plurality of first electrodes. The first electrodes are electrically connected to each other and extended along a first direction. The second comb electrode receives a ground signal and includes a plurality of second electrodes. The second electrodes are electrically connected to each other and extended along a second direction opposite to the first direction. The first electrodes and the second electrodes are arranged in a staggered manner and electrically insulated from each other.