CPR Feedback System Sensor Fusion for Compression Force and Orientation
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Solution Overview
Problem
Current cardiopulmonary resuscitation (CPR) feedback systems lack effective methods to accurately measure and provide real-time feedback on the force and spatial orientation of chest compressions, which are crucial for improving CPR quality.
Innovation Solution
A CPR feedback system that includes a central processing unit connected with sensors like accelerometers, gyroscopes, and magnetometers to detect force and spatial orientation, processing this data to provide feedback on compression quality and wirelessly transmit it to other devices for real-time monitoring.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If traditional timing devices are used for CPR assistance, then basic timing reminders can be provided, but accurate measurement of compression force and spatial orientation cannot be achieved
Solution Approach 1:
The patent combines multiple sensor types (accelerometers, gyroscopes, magnetometers) into an integrated feedback system that simultaneously measures both compression force and spatial orientation, resolving the contradiction by merging multiple measurement functions into a unified system rather than using separate devices
Solution Approach 2:
The feedback system is designed to perform multiple functions including force measurement, orientation detection, gravity compensation, and wireless data transmission through a single integrated system, achieving universal measurement capabilities that address the precision limitation while managing complexity through multi-functionality
2Productivity
If automated devices are used to take over chest compressions, then CPR quality can be improved, but rescuer involvement and feedback capability are reduced
Solution Approach 1:
The system continuously monitors compression force and spatial orientation, then provides real-time feedback to the rescuer through wireless communication, ensuring that productivity is improved through accurate measurement while information loss is prevented by actively feeding measurement data back to the operator
Solution Approach 2:
The feedback system acts as an intermediary between the automated measurement capabilities and the rescuer, translating raw sensor data into actionable feedback information that guides rescuer performance without replacing rescuer involvement
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 enhances CPR performance by providing accurate and timely feedback on compression force and orientation, improving the effectiveness of chest compressions during CPR procedures.
Implementation Method 1
A CPR feedback system that includes a central processing unit connected with sensors like accelerometers
Implementation Method 2
sensors like accelerometers, gyroscopes, and magnetometers to detect force and spatial orientation
Implementation Method 3
sensors like accelerometers, gyroscopes, and magnetometers to detect force and spatial orientation
Data Source
AI summary
Systems and methods for cardiopulmonary resuscitation feedback are disclosed. According to an aspect, a method includes determining a force. The method also includes, in response to determining the force, acquiring spatial orientation data, remove the effects of gravity, and wirelessly or wired method of communicating the spatial orientation data.