Laser Posture Alignment Measurement for Early Misalignment Detection

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Solution Overview

Problem

Existing posture measurement systems fail to accurately detect subtle deviations in posture, leading to delayed detection of misalignments and ineffective rehabilitative exercises, which can worsen physical conditions and cause chronic pain.

Innovation Solution

A posture measurement system utilizing a plane alignment measurer and laser tool to determine angles relative to symmetry planes, combined with a controller for generating personalized rehabilitative exercises based on precise measurements, and a client device for tracking progress.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If visual assessment methods are used to evaluate posture, then the assessment process is simple and quick, but the measurement precision is insufficient to detect early signs of posture misalignment

Engineering Contradiction:
Improveposture measurement precisionVSAvoidmeasurement system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces the mechanical/visual assessment system with an optical measurement system. The laser tool projects reference lines that are captured by a camera, and image processing algorithms automatically calculate posture angles by detecting anatomical landmarks. This substitution enables precise, objective measurement of posture deviations without requiring complex manual manipulation of measurement devices.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent creates a digital copy of the patient's posture by capturing images and extracting anatomical landmark positions. The system processes these image copies to calculate posture angles and generate alignment scores, eliminating the need for direct physical measurement while maintaining high precision through digital image analysis.

Inventive Principle:
Principle #26Copying

2Adaptability or versatility

If comprehensive multi-plane posture measurement is implemented, then the completeness of posture analysis is improved, but the device complexity and measurement time increase

Engineering Contradiction:
Improvemulti-plane measurement capabilityVSAvoidmeasurement time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent implements a structured, periodic measurement protocol that systematically evaluates posture across multiple planes (sagittal, frontal, transverse) in a predetermined sequence. The system automatically progresses through different anatomical regions and measurement planes, ensuring comprehensive coverage while maintaining efficient workflow through automated image capture and analysis at each stage.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The patent employs a universal measurement system that can assess posture across all three anatomical planes using the same laser tool and image processing platform. The system adapts the measurement protocol based on the specific plane being evaluated, allowing comprehensive multi-plane analysis without requiring separate specialized devices for each plane.

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

3Reliability

If personalized rehabilitation routines are generated based on precise measurements, then the rehabilitation effectiveness is improved, but the complexity of treatment planning increases

Engineering Contradiction:
Improverehabilitation effectivenessVSAvoidtreatment planning complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements an automated system where the measurement and analysis tools directly generate personalized rehabilitation recommendations based on the calculated posture angles and alignment scores. The system self-adjusts the treatment plan according to the measured deviations, automatically selecting appropriate exercises and progression parameters without requiring manual intervention to interpret complex measurement data.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent creates a closed-loop system where posture measurements feed into automated analysis that generates rehabilitation recommendations, which are then followed by progress re-measurement. The system continuously monitors changes in posture angles and alignment scores, using this feedback to adjust and refine the rehabilitation routine over time, ensuring optimal effectiveness.

Inventive Principle:
Principle #23Feedback

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 provides accurate, early detection of posture misalignments, enabling targeted rehabilitative exercises that correct deviations and improve posture health, reducing the risk of chronic pain and improving overall wellness.

Implementation Method 1

The plane alignment measurer includes an accelerometer configured to determine a first angle at which the patient is tilted relative to a first plane of symmetry

Methodology Applied
Scientific EffectAccelerometer: Accelerometer

Implementation Method 2

The plane alignment measurer includes a gyroscope configured to determine a first angle at which the patient is tilted relative to a first plane of symmetry

Methodology Applied
Scientific EffectGyroscope: Gyroscope

Implementation Method 3

The plane alignment laser tool includes a laser configured to generate focused light that is used to determine a second angle at which the patient is tilted relative to a second plane of symmetry

Methodology Applied
Scientific EffectLaser: Laser

Data Source

PatentUS12629054B2Posture measurement system for realignment
Publication Date: 2026.05.19 SYMMETRY FOR HEALTH LLC
  • US12629054B2 patent drawing
  • US12629054B2 patent drawing
  • US12629054B2 patent drawing

AI summary

Methods, devices, and systems are described for a posture measurement system. The posture measurement system includes a plane alignment measurer having at least two arms and an angle sensor configured to determine a first posture angle at which the patient is tilted relative to a first plane of symmetry. The posture measurement system includes a plane alignment laser tool having at least two arms and a laser configured to generate focused light that is used to determine a second posture angle at which the patient is tilted relative to a second plane of symmetry. The posture measurement system includes a controller configured to generate a rehabilitation routine for correcting posture misalignments where rehabilitation routine is based on the first posture angle and the second posture angle.