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Updated: Jun 28, 2026

Vascularized Composite Hand Allograft Procurement and Preparation for Distal and Proximal Forearm Allotransplantation: A Stepwise Approach

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Published on: May 23, 2025

Optimizing the Transradial Amputation.

Courtney Carlson Strother¹, Andrew I Abadeer², R Glenn Gaston³

¹Department of Orthopedic Surgery, Division of Hand Surgery, Mayo Clinic, 2001th Street Southwest, Rochester, MN 55905, USA.

|June 26, 2026

Summary

This summary is machine-generated.

Optimizing prosthesis fit and reducing pain in transradial amputations requires careful bone and soft tissue management. Surgical techniques focus on preserving forearm rotation and placing nerve repair sites distally to improve outcomes.

Keywords:

Myoelectric prosthesis Targeted muscle reinnervation Transradial amputation Wrist disarticulation

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Published on: August 30, 2020

Area of Science:

Orthopedic Surgery
Rehabilitation Medicine
Biomedical Engineering

Background:

Transradial amputations present challenges in prosthesis fitting and can lead to neuropathic and phantom limb pain.
Effective surgical techniques are crucial for optimizing residual limb function and patient comfort.

Purpose of the Study:

To outline surgical strategies for transradial amputations that enhance prosthesis wear and minimize residual limb pain.
To detail methods for bony and soft tissue handling that improve functional outcomes.

Main Methods:

Resection of 7-8 cm of the radius and ulna proximal to the wrist joint.
Utilization of a pedicled pronator quadratus for targeted muscle reinnervation and soft tissue padding.
Deep and distal placement of neurorrhaphy sites for targeted muscle reinnervation or regenerative peripheral nerve interfaces.

Main Results:

Preservation of native forearm rotation by resecting 7-8 cm of bone.
Creation of a pedicled pronator quadratus flap for muscle reinnervation and bone padding.
Minimization of painful compressive sites through distal nerve interface placement.

Conclusions:

Meticulous bony and soft tissue handling is essential for successful transradial amputations.
Specific surgical techniques, including bone resection length and nerve interface placement, directly impact prosthesis wear and pain reduction.
Targeted muscle reinnervation and regenerative peripheral nerve interfaces offer improved outcomes for pain management and prosthesis use.