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Spinal Nerves: Plexus I

Spinal Nerves: Plexus I

Nerve plexuses are networks of interlacing nerves that serve as communication hubs to distribute and organize nerve action across various body regions. The nerve plexuses are organized into the cervical plexus located in the neck region, brachial plexus in the shoulder area, lumbar plexus found in the lower back, sacral plexus situated in the pelvis, and coccygeal plexus located in the coccygeal region.
The Cervical Plexus
The cervical plexus, formed by the anterior rami of the first four...

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Updated: Mar 23, 2026

Structured Motor Rehabilitation After Selective Nerve Transfers

Structured Motor Rehabilitation After Selective Nerve Transfers

Published on: August 15, 2019

Wrist Denervation: Total vs Partial.

Richard Tee¹, Eugene T Ek²

¹Department of Plastic Reconstructive Hand Surgery, Westmead | Auburn Hospital, Sydney, New South Wales, Australia; Department of Surgery, Westmead Clinical School, University of Sydney, New South Wales, Australia.

|March 21, 2026

Summary

This summary is machine-generated.

Wrist denervation effectively manages chronic wrist pain, preserving function and surgical options. This review covers techniques, nerve blocks, and evidence for different denervation methods, noting areas for improvement.

Keywords:

AIN Anterior interosseous nerve Denervation Neurectomy PIN Partial Posterior interosseous nerve Total Wrist arthritis Wrist pain

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Area of Science:

Orthopedic Surgery
Pain Management
Neuroanatomy

Background:

Chronic wrist pain significantly impacts quality of life.
Wrist denervation offers a motion-sparing alternative to fusion or arthroplasty.
Evolution of surgical techniques aims to reduce invasiveness and complications.

Purpose of the Study:

To review current knowledge and techniques in wrist denervation.
To examine the evidence supporting different surgical approaches.
To identify limitations and future research directions.

Main Methods:

Review of existing literature on wrist denervation.
Analysis of techniques including isolated posterior interosseous nerve (PIN) neurectomy, combined anterior interosseous nerve/PIN neurectomy, and total wrist denervation.
Discussion of preoperative diagnostic blocks and anatomical considerations.

Main Results:

Wrist denervation is a viable option for chronic wrist pain.
Evidence for specific denervation techniques is limited by poor reporting and lack of controlled studies.
Preoperative diagnostic blocks and precise anatomical knowledge are crucial.

Conclusions:

Refined denervation techniques require better anatomical understanding.
Standardized outcome data collection is essential for future research.
Wrist denervation remains a valuable, evolving surgical option.