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Updated: May 27, 2026

Vascularized Composite Hand Allograft Procurement and Preparation for Distal and Proximal Forearm Allotransplantation: A Stepwise Approach
Published on: May 23, 2025
Donor-related issues in hand transplantation
Sue V McDiarmid1, Kodi K Azari
1Department of Pediatrics and Surgery, David Geffen School of Medicine, University of California, 10833 Le Conte Ave, Los Angeles, CA 90097, USA. smcdiarmid@mednet.ucla.edu
Current solid-organ donation policies do not cover hand allografts, which are regulated as tissue by the FDA. This article details unique protocols developed by hand transplant centers for hand donation, covering key aspects from donor management to future oversight.
Area of Science:
- Transplantation immunology
- Surgical innovation
- Regulatory affairs in medicine
Background:
- Solid-organ donation policies, governed by the Organ Procurement and Transplantation Network, are not applicable to hand allografts.
- Hand allografts are classified as tissues under the U.S. Food and Drug Administration's jurisdiction, necessitating distinct regulatory pathways.
- Existing frameworks do not adequately address the specific requirements for hand donation and transplantation.
Purpose of the Study:
- To outline the unique protocols developed by hand transplant centers for allograft donation.
- To identify critical components of hand donation procedures, including training, consent, data management, and surgical practices.
- To discuss future considerations for candidate listing, allocation, and oversight of hand donation.
Main Methods:
- Review of established hand transplant center protocols.
- Analysis of unique elements in hand donation procedures.
- Discussion of regulatory status and its implications.
- Exploration of future logistical and ethical considerations.
Main Results:
- Hand transplant centers have independently developed specific protocols for hand allograft donation.
- Key protocol elements include specialized training, informed consent, comprehensive donor/recipient data collection, tailored donor management, and specific operating room procedures.
- The current regulatory landscape requires distinct approaches compared to solid-organ donation.
Conclusions:
- Protocols for hand donation must be tailored to address its unique characteristics as a tissue allograft.
- Standardization and clear guidelines are needed for training, consent, data management, and surgical procedures in hand transplantation.
- Future development requires addressing candidate listing, allocation systems, and regulatory oversight for hand donation.
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