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Soft-tissue stabilizers of the elbow
Marc R Safran1, David Baillargeon
1Department of Orthopaedic Surgery, University of California-San Francisco, 500 Parnassus Avenue, MU 320 West, San Francisco, CA 94143-0728, USA. safranm@orthosurg.ucsf.edu
Journal of Shoulder and Elbow Surgery
|February 24, 2005
Summary
Elbow stability relies on static and dynamic structures, including bony architecture, ligaments, and muscles. Understanding these stabilizers is key for diagnosing and treating elbow instability.
Area of Science:
- Orthopedics
- Biomechanics
- Anatomy
Background:
- Elbow stability is crucial for function.
- It is maintained by static and dynamic components.
- Static stabilizers include bony anatomy, capsule, and collateral ligaments.
Purpose of the Study:
- To review the anatomical and biomechanical aspects of elbow stabilizers.
- To highlight the importance of understanding these structures for elbow instability.
Main Methods:
- Review of anatomical and biomechanical literature.
- Synthesis of information on static and dynamic elbow stabilizers.
Main Results:
- Elbow stability is a complex interplay of bony geometry, joint capsule, collateral ligaments, and surrounding muscles.
- Static soft-tissue stabilizers comprise the anterior and posterior capsule and medial/lateral collateral ligament complexes.
- Dynamic stability is provided by muscles crossing the elbow joint.
Conclusions:
- Comprehensive knowledge of elbow anatomy and biomechanics is essential for effective diagnosis and treatment of elbow instability.
- Both static and dynamic stabilizers play critical roles in maintaining elbow joint integrity.