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WEEK 1 - Force Test

A project log for Tenodesis Splint

Assistive device for spinal cord injuries (SCI)

benedetta-lia-mandelliBenedetta Lia Mandelli 08/12/2024 at 08:140 Comments

The human hand is a marvel of engineering, capable of an incredible range of positions and powerful grips, making it one of the most complex and versatile elements of the body that enables everything from delicate tasks to robust actions.

Diverse typologies of Grips
Figure 1. Diverse typologies of Grips

There are many different Grips that can be achieved by the hand. In particular:

Power and Precision Grips
Figure 2. Power and Precision Grips

Studying in detail the hand anatomy, we closely considered how to test our splint solution within a standardized framework. There are two main tests that we can use to assess the effectiveness of our solution:

  1. Hand Grip Force Test
  2. Pinch Test

The golden standard for the Hand Grip Force Test is the Jamar Force Meter.
For the Pinch Test, it is possible to standardize the procedure, as through the use of a Jamar Hydraulich Pinch Gauge Dynamometer or a Spring Gauge to assess:

Normative Values for Pinch Strength
Figure 3. Nonclamenture used in this study to describe 2-point, 3-point, and lateral pinches.


By employing these standardized tests, we can ensure a comprehensive evaluation of our splint solution's effectiveness, ultimately leading to more reliable and impactful results.

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