3D Torso Scanning for Adiposity Assessment
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Solution Overview
Problem
Existing methods for determining adiposity, such as Body Mass Index and traditional measurement ratios, often lead to inconsistencies and false characterizations, as they do not account for individual variations in torso volume and surface area, resulting in inaccurate assessments of body fat distribution.
Innovation Solution
The development of a system and method using 3D scanning to calculate the Barix, a dimensionless quantity derived from torso height, surface area, and volume, which provides an objective and accurate assessment of adiposity by comparing the calculated Barix to standardized scales, allowing for monitoring of physical condition changes over time.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional measurement ratios (waist-to-hip, chest-to-waist) are used to assess adiposity, then the assessment method is simple and easy to perform, but the measurement precision is low and leads to false characterizations
Solution Approach 1:
The patent transitions from traditional 2D circumferential measurements to 3D volumetric and surface area measurements of the torso. By capturing the torso as a three-dimensional object and calculating volume and surface area, the system adds dimensional information that resolves the inaccuracy of ratio-based methods while maintaining practicality through automated scanning technology.
Solution Approach 2:
The patent fundamentally changes the measurement parameters from simple circumferential ratios to complex 3D geometric parameters including torso volume, surface area, and their relationships. This parameter transformation enables more accurate adiposity assessment by capturing the actual spatial occupation and surface characteristics of the torso rather than relying on simplified ratios.
2Measurement precision
If 3D scanning and calculation of torso volume and surface area are implemented, then the measurement precision and accuracy of adiposity assessment is improved, but the device complexity and measurement process become more complex
Solution Approach 1:
The patent replaces complex manual measurement procedures with automated optical scanning technology. The 3D scanning system captures torso geometry non-contactly, and computational algorithms automatically calculate volume and surface area, eliminating the need for manual tape measurements and complex ratio calculations while improving precision.
Solution Approach 2:
The patent creates a digital 3D copy of the torso through scanning, which can then be analyzed computationally. This digital replica allows for precise calculation of geometric parameters without requiring physical manipulation or complex measurement devices, resolving the contradiction between accuracy and complexity.
Data Source
AI summary
A method for determining a subject's Barix, comprising receiving a scanned image of a subject's body, defining the torso portion of the scanned image, calculating the torso height, the torso surface area, and the torso volume of the torso portion, and applying a mathematical formula to the torso height, torso surface area, and torso volume calculations to produce a Barix calculation.