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Somatosensation

Somatosensation

The somatosensory system relays sensory information from the skin, mucous membranes, limbs, and joints. Somatosensation is more familiarly known as the sense of touch. A typical somatosensory pathway includes three types of long neurons: primary, secondary, and tertiary. Primary neurons have cell bodies located near the spinal cord in groups of neurons called dorsal root ganglia. The sensory neurons of ganglia innervate designated areas of skin called dermatomes.

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Related Experiment Video

Updated: Jun 28, 2026

A Structured Rehabilitation Protocol for Improved Multifunctional Prosthetic Control: A Case Study

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Partial Hand Amputations and Prosthetics: Maximizing Intuitive Control.

Andrew I Abadeer¹, Bryan J Loeffler²

¹OrthoCarolina Hand Center, Charlotte, NC, USA; Department of Plastic Surgery, University of South Florida, Tampa, FL, USA.

|June 26, 2026

Summary

This summary is machine-generated.

Advances in prosthetic technology, including the Starfish procedure, significantly improve function for partial hand amputation patients. Thoughtful surgical management restores meaningful use, optimizing outcomes for this life-altering injury.

Keywords:

Finger amputation Hand amputation Interossei Myoelectric Revision amputation

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Area of Science:

Biomedical Engineering
Reconstructive Surgery
Prosthetics

Background:

Partial hand amputations present significant functional challenges.
Prosthetic technology advancements aim to restore hand function.
Independent digital manipulation is crucial for hand prosthesis utility.

Purpose of the Study:

To evaluate the impact of the Starfish procedure on myoelectric prosthetic capabilities.
To assess the role of nerve and soft tissue management in optimizing prosthetic function.
To demonstrate improved outcomes for patients with partial hand amputations.

Main Methods:

The Starfish procedure was employed to enhance digital manipulation.
Myoelectric prosthetics were utilized in conjunction with the surgical technique.
Nerve and soft tissue management protocols were implemented.

Main Results:

The Starfish procedure enabled independent digital manipulation with myoelectric prosthetics.
Combined surgical and prosthetic interventions led to enhanced hand function.
Patients regained meaningful use of their residual limb.

Conclusions:

The Starfish procedure significantly improves myoelectric prosthetic functionality.
Integrated surgical and prosthetic approaches are vital for restoring function after partial hand amputation.
This strategy offers a pathway to meaningful recovery for patients with devastating hand injuries.