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Extensor tendon: anatomy, injury, and reconstruction.
W B Rockwell1, P N Butler, B A Byrne
1Division of Plastic Surgery, University of Utah Health Sciences Center, Salt Lake City 84132, USA. brad.rockwell@hsc.utah.edu
Plastic and Reconstructive Surgery
|December 29, 2000
Summary
The hand extensor mechanism, though appearing simple, is a complex anatomical structure. Understanding its intricate anatomy is crucial for treating injuries and restoring hand function through reconstructive surgery.
Area of Science:
- Orthopedics
- Anatomy
- Hand Surgery
Background:
- The extensor mechanism of the hand is vital for finger extension.
- Its complex interplay of muscles, tendons, and ligaments is often underestimated.
- Injuries to this mechanism can significantly impair hand function.
Purpose of the Study:
- To detail the complex anatomy of the hand extensor mechanism.
- To correlate anatomical understanding with injury consequences.
- To review reconstructive options for restoring extensor function.
Main Methods:
- Review of anatomical literature on the extensor mechanism.
- Analysis of injury patterns and their functional impact.
- Evaluation of surgical techniques for acute and chronic extensor injuries.
Main Results:
- The extensor mechanism involves intricate connections between multiple structures.
- Injury level dictates the severity of functional loss.
- Primary repair is feasible for acute injuries, but chronic cases require advanced reconstructive procedures.
Conclusions:
- A comprehensive grasp of extensor anatomy is essential for effective clinical management.
- Restoring normal function in chronic extensor injuries presents significant surgical challenges.
- Specialized reconstructive techniques are often necessary to regain extensor mechanism function.