Teardrop-Shaped Soft Tissue Mobilization Tool with Ergonomic Handle
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Solution Overview
Problem
Conventional instrument-assisted soft tissue mobilization (IASTM) devices are uncomfortable to hold, difficult to use, costly, and often require extensive training, with limited customization for different hand sizes, and typically necessitate multiple instruments for effective treatments.
Innovation Solution
A soft tissue mobilization tool with a teardrop shape featuring a bulbous handle and tapered converging double-beveled linear edge, enhanced with ergonomic features such as lips, knob-like projections, and anti-slipping surface enhancements, allowing for comfortable and versatile application to various bodily tissues.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If conventional IASTM devices are used, then soft tissue mobilization function is provided, but comfort and ease of operation deteriorate due to poor ergonomic design
Solution Approach 1:
The device employs an asymmetric teardrop-shaped handle with non-uniform curvature radii (R1, R2, R3, R4) that are specifically designed to conform to the natural contours of the human hand. This asymmetric geometry provides ergonomic comfort while maintaining structural simplicity, resolving the contradiction between ease of operation and device complexity.
Solution Approach 2:
The handle incorporates multiple curved surfaces with defined radius of curvature values that match the anatomical features of the hand. These spherical and curved elements distribute pressure evenly across the grip area, enhancing comfort without adding mechanical complexity to the device structure.
2Adaptability or versatility
If conventional IASTM devices are used, then basic soft tissue mobilization is achieved, but versatility and adaptability worsen due to lack of customization for different hand sizes
Solution Approach 1:
The device integrates multiple functional elements into a single unified structure: a teardrop-shaped handle that accommodates various hand sizes, multiple treatment surfaces (planar, convex, concave) on the rolling element, and adjustable positioning features. This universal design allows one device to serve multiple users and multiple treatment purposes without requiring separate specialized tools for each hand size or treatment type.
3Adaptability or versatility
If multiple conventional IASTM instruments are used, then comprehensive treatment modalities are achieved, but device complexity and cost increase
Solution Approach 1:
The invention consolidates multiple treatment modalities into a single integrated device. The rolling element can be configured with different surface geometries (planar surfaces for general mobilization, convex surfaces for deep tissue work, concave surfaces for trigger point therapy) allowing one device to replace multiple specialized instruments. The handle and treatment elements are merged into a unified structure that provides ergonomic grip while delivering various treatment types.
4Ease of manufacture
If conventional IASTM devices are used, then soft tissue treatment function is provided, but ease of manufacture worsens due to lack of standardized design
Solution Approach 1:
The device employs standardized geometric parameters (specific radius of curvature values for the handle contours, defined dimensions for the rolling element surfaces) that can be precisely controlled during manufacturing. These parameter specifications enable consistent reproduction of the ergonomic features through standard manufacturing processes such as CNC machining or injection molding, making the complex design features easily manufacturable and scalable.
Data Source
AI summary
A tool for use in assisting soft tissue mobilization and bodily tissue amelioration, such as stimulation of superficial tissue, deep tissue mobilization, breaking up scar tissue, and soft tissue massaging, are described. The tool comprises a device for application to bodily tissue that includes a body having a substantially teardrop shape in a vertical section. In a longitudinal aspect, the body includes a first and a second portion. The first portion of the device corresponds at least in part to a substantially bulbous handle part of the teardrop shape of the vertical section and is adapted for ease of grasping and manipulation at the first end. The second portion of the device corresponds at least in part to a substantially tapered converging double-beveled linear edge of the teardrop shape of the vertical section and is adapted for facilitated application of the device to bodily tissue at the second end.