Body Positioning Feedback Apparatus Knee Alignment Detection
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Solution Overview
Problem
During exercises like single-leg lunges and squats, maintaining proper body positioning is crucial to avoid injury, but it can be challenging to maintain form, especially without guidance, leading to potential strain and pain in the knee joint and surrounding muscles.
Innovation Solution
A body positioning feedback apparatus that can be secured to a foot or body part, providing visual, audio, and tactile feedback to ensure proper alignment, either as a mechanical device contacting the knee for improper form or an electronic system using electromagnetic radiation to detect and correct alignment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a body positioning feedback apparatus is implemented to provide real-time feedback during exercises, then proper body alignment is improved, but device complexity increases
Solution Approach 1:
The patent replaces complex electronic sensing systems with a simple optical beam and detector mechanism. The transmitter emits an electromagnetic beam that the receiver detects, eliminating the need for complex mechanical sensors while achieving precise knee position measurement relative to the toe plane.
Solution Approach 2:
The patent extracts only the essential function needed for alignment detection - using a simple electromagnetic beam transmission system rather than implementing a complete mechanical measurement system. This reduces device complexity while maintaining measurement precision.
2Measurement precision
If an electronic system using electromagnetic radiation is used to detect alignment, then measurement precision is improved, but device complexity increases
Solution Approach 1:
The patent substitutes complex electronic alignment detection systems with a straightforward electromagnetic beam transmission and detection mechanism. The transmitter emits the beam and the receiver detects it, providing precise knee position information without requiring sophisticated electronics.
Solution Approach 2:
The patent uses an electromagnetic beam as a virtual copy or representation of the alignment plane, allowing detection of knee position relative to the toe plane without physical contact or complex measurement instruments.
3Reliability
If feedback is provided to correct alignment, then exercise safety is improved, but loss of time occurs due to learning curve
Solution Approach 1:
The patent implements real-time feedback by detecting when the knee crosses the electromagnetic beam (indicating improper alignment) and providing immediate signals to the user. This allows instant correction of form without waiting for verbal cues or self-assessment, improving safety while minimizing learning time.
Solution Approach 2:
The electromagnetic beam is pre-positioned at the correct alignment plane before exercise begins, establishing the proper form reference in advance. Users receive feedback based on this pre-established standard, eliminating the need for real-time instructional guidance.
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 apparatus effectively assists users in maintaining proper form during exercises like walking lunges and squats by providing real-time feedback, reducing the risk of injury and ensuring efficient muscle activation without interfering with natural movement.
Implementation Method 1
The transmitter module includes an emitter configured to emit a beam of electromagnetic radiation
Data Source
AI summary
A body positioning feedback apparatus is securable to a foot or other body part for which it is beneficial to ensure proper alignment between body parts. The body positioning feedback apparatus may be implemented as a mechanical device or as an electronic device that provides visual, audio, and/or tactile feedback when the user is employing improper form. As a particular non-limiting example, the body positioning feedback apparatus can be used to assist users in performing stationary or walking lunges and single-legged and two-legged squats.