Dual-Function Physiotherapy Electrode Assembly for Simultaneous Pulse and Heat

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Solution Overview

Problem

Existing physiotherapy devices typically have a single function, such as either electric pulse or heating, failing to meet the need for a device that can provide both functionalities simultaneously.

Innovation Solution

A physiotherapy device incorporating an electric stimulator, a heating electrode sheet, and a connecting component with fastening components that allow for both electric pulse and heating functions, including fasteners for secure attachment and temperature measurement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single-function physiotherapy device is used, then the device structure remains simple, but it cannot meet the need for multiple functions such as both electric pulse and heating

Engineering Contradiction:
Improvefunctional versatilityVSAvoiddevice structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines electric pulse stimulation and heating functions into a single physiotherapy device by integrating an electric stimulator, a heating element, and a unified control system. The controller coordinates both functions through a single electrode assembly, allowing the device to provide multiple therapeutic effects simultaneously or independently, thereby resolving the contradiction between functional versatility and device complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The device is designed with universal functionality to perform both electric pulse stimulation and heating treatments through a single electrode assembly. The controller is programmed to manage multiple functions, enabling the same physical device to adapt to different therapeutic needs without requiring separate devices for each function.

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

2Reliability

If multiple fastening components are used to secure the electrode sheet, then the attachment reliability improves, but the device complexity increases

Engineering Contradiction:
Improveattachment reliabilityVSAvoidfastening system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The fastening system is segmented into multiple independent fastening components distributed across the electrode assembly. Each fastening component independently secures a portion of the electrode sheet to the user's body, improving overall attachment reliability through redundancy while maintaining manageable complexity through modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different regions of the electrode assembly have fastening components positioned at specific locations to optimize attachment reliability in key areas. The fastening distribution is non-uniform, concentrating security where needed while minimizing overall complexity by placing fasteners only at critical positions rather than uniformly across the entire device.

Inventive Principle:
Principle #3Local quality

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 simultaneous electric pulse and heating treatments, enhancing neuromuscular stimulation, promoting local blood circulation, relieving pain and inflammation, and adapting to body curvature for effective application.

Implementation Method 1

the heating fastening component transmits current to the heating electrode sheet so as to provide heat

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

the heat measuring fastening component measures a temperature of the heating electrode sheet

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 3

configured to connect with the electric stimulator via an electric pulse transmission cable

Methodology Applied
Scientific EffectElectrical conduction: Conduction (electrical)

Data Source

PatentUS12403298B2Physiotherapy device and method for controlling physiotherapy device
Publication Date: 2025.09.02 HI-DOW IPHC INC
  • US12403298B2 patent drawing
  • US12403298B2 patent drawing
  • US12403298B2 patent drawing

AI summary

A physiotherapy device and a method for controlling the physiotherapy device are provided. The physiotherapy device may include an electric stimulator capable of generating electric pulses, a heating electrode sheet capable of attaching to a user's body, and a connecting component configured to connect with the heating electrode sheet via a plurality of fastening components and configured to connect with the electric stimulator via an electric pulse transmission cable. Furthermore, each fastening component may include a first fastener and a second fastener that are connected with each other. The plurality of fastening components may include a heating fastening component, a heat measuring fastening component, and at least one electric pulse fastening component, the heating fastening component transmits current to the heating electrode sheet so as to provide heat, and the heat measuring fastening component measures a temperature of the heating electrode sheet.