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Partial Humeral Head Resurfacing for Avascular Necrosis
Elise C Bixby1, Julian J Sonnenfeld1, Rami G Alrabaa1
1Department of Orthopaedics, New York Presbyterian, Columbia University Medical Center, New York, New York, U.S.A.
Arthroscopy Techniques
|February 6, 2020
Summary
Partial humeral head resurfacing offers a cartilage-preserving alternative to total shoulder arthroplasty for young patients with large chondral lesions. This technique maintains native shoulder biomechanics and is adaptable for various causes of humeral head damage.
Area of Science:
- Orthopedic Surgery
- Biomedical Engineering
- Sports Medicine
Background:
- Large chondral lesions of the humeral head often necessitate total shoulder arthroplasty.
- Total shoulder arthroplasty may compromise biomechanics in young, active individuals.
- Humeral head resurfacing preserves native biomechanics but may involve removing more cartilage than necessary.
Purpose of the Study:
- To present the surgical technique for partial humeral head resurfacing.
- To highlight a method that preserves remaining healthy cartilage.
- To demonstrate an adaptable technique for chondral lesions of diverse etiologies.
Main Methods:
- Detailed description of the partial humeral head resurfacing surgical technique.
- Surgical approach illustrated with an accompanying video.
- Application of the technique for a chondral lesion secondary to avascular necrosis.
Main Results:
- The partial humeral head resurfacing technique effectively preserves native cartilage.
- The described surgical method is versatile and applicable to various causes of humeral head chondral lesions.
- This approach offers a viable alternative to traditional arthroplasty for specific patient populations.
Conclusions:
- Partial humeral head resurfacing is a valuable surgical option for large chondral lesions.
- This technique provides superior cartilage preservation compared to standard resurfacing.
- It represents an advancement in shoulder joint preservation for active patients.
