Wireless Cardiac Patch with Orientation Detection

Solution Overview

Problem

Existing remote cardiac monitoring devices face challenges with patient compliance due to discomfort from electrodes, lead placement errors, and difficulty in continuous wear, as well as limitations in real-time ECG signal capture and transmission without user intervention.

Innovation Solution

A wireless cardiac monitoring device with a patch containing multiple electrodes and a wire-free module that automatically detects orientation using sensors, selects optimal electrode pairs, and transmits cardiac physiological signals to an external device for processing, eliminating the need for manual lead placement and enabling real-time monitoring.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If remote cardiac monitoring devices are used, then cardiovascular disease prediction capability is improved, but patient compliance deteriorates due to discomfort and lead placement errors

Engineering Contradiction:

Improvecardiovascular disease prediction capabilityVSAvoidpatient compliance

Core Design Contradiction:

ReliabilityVSEase of operation

Solution Approach 1:

The device automatically detects patch orientation using sensors and self-adjusts the electrode pairing configuration without requiring user intervention. The processing module identifies optimal electrode pairs based on detected orientation, enabling the device to serve itself and eliminate the need for manual lead placement by patients

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical lead placement with an automated sensor-based orientation detection system. Instead of requiring patients to physically connect leads to correct electrodes, the system uses sensors to detect patch orientation and automatically configures the electrical connections, substituting mechanical user action with automated detection and processing

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

2Measurement precision

If manual lead placement is required, then electrode signal accuracy is improved, but device complexity and user intervention requirements increase

Engineering Contradiction:

ImproveECG signal accuracyVSAvoidlead placement complexity

Core Design Contradiction:

Measurement precisionVSDevice complexity

Solution Approach 1:

The device automatically detects patch orientation using sensors and self-adjusts the electrode pairing configuration without requiring user intervention. The processing module identifies optimal electrode pairs based on detected orientation, enabling the device to serve itself and eliminate the need for manual lead placement by patients

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

The system dynamically changes the electrical connection parameters (electrode pairing configuration) based on detected patch orientation parameters. The processing module adjusts which electrodes are paired together depending on the orientation detected by sensors, allowing the system to adapt its measurement configuration to maintain signal accuracy regardless of how the patch is applied

Inventive Principle:

Principle #35Parameter changes

3Productivity

If continuous wear is required for monitoring, then real-time cardiac signal capture is improved, but patient comfort and compliance deteriorate

Engineering Contradiction:

Improvereal-time signal capture capabilityVSAvoidcontinuous wear compliance

Core Design Contradiction:

ProductivityVSEase of operation

Solution Approach 1:

The device automatically detects patch orientation using sensors and self-adjusts the electrode pairing configuration without requiring user intervention. The processing module identifies optimal electrode pairs based on detected orientation, enabling the device to serve itself and eliminate the need for manual lead placement by patients

Inventive Principle:

Principle #25Self-service

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 improves patient compliance by providing accurate, real-time cardiac monitoring without the need for continuous wear or manual intervention, reducing lead placement errors and enhancing the ability to capture and transmit ECG signals effectively.

Implementation Method 1

The wire-free module comprises a patch orientation detection module to detect an orientation of the patch on the subject using a plurality of sensors

Methodology Applied

Scientific EffectOrientation detection using sensors:

Implementation Method 2

The patch comprises a plurality of electrodes capable of generating one or more bio-potential signals therefrom

Methodology Applied

Scientific EffectBio-potential signal generation:

Data Source

PatentUS12109029B2Wireless cardiac monitoring device and method to measure and transmit cardiac physiological signals

Publication Date: 2024.10.08 MONITRA HEALTHCARE PTE LTD

AI summary

A method and a wireless cardiac monitoring device to measure and transmit cardiac physiological signals of a subject. The device comprises a patch configured to be in contact with a skin surface of the subject. The patch comprises a plurality of electrodes and at least one wire-free module, embedded in the patch. The wire-free module comprises a patch orientation detection module to detect an orientation of the patch on the subject using a plurality of sensors. The wire-free module also comprises a processing module to select at least two pair of electrodes from the plurality of electrodes based on the detected orientation of the patch and process one or more bio-potential signals corresponding to the at least two pair of electrodes selected, as the physiological signals. The wire-free module further comprises a transmission module to transmit the physiological signals to an external device for further processing.