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Capitolunate arthrodesis with compression screws.
Jean-Noël Goubier1, Frédéric Teboul
1Centre International de Chirurgie de la Main (CICM), clinique du parc Monceau, 21 rue de Chazelles, Paris, France. jngoubier@numericable.fr
Techniques in Hand & Upper Extremity Surgery
|June 1, 2007
Summary
This study presents a surgical technique for capitolunate arthrodesis using compression screws to improve wrist osteoarthritis treatment. This method aims to enhance bone fusion in cases where other procedures are not feasible.
Area of Science:
- Orthopedic Surgery
- Hand and Wrist Surgery
- Skeletal Biology
Background:
- Scapholunate dissociation and scaphoid pseudarthrosis can cause midcarpal joint osteoarthritis, precluding proximal row carpectomy.
- Capitolunate arthrodesis is an alternative, but historically has had issues with pseudarthrosis due to fixation methods.
Purpose of the Study:
- To present a refined technique for capitolunate arthrodesis using compression screws.
- To evaluate the efficacy of compression screw fixation in achieving carpal bone fusion for wrist osteoarthritis.
Main Methods:
- A dorsal approach for capitolunate arthrodesis was utilized.
- Fixation was performed using compression screws placed in an axial position, parallel to physiological wrist loads.
Main Results:
- The technique aims to improve bone fusion rates compared to historical methods using pins or staples.
- Axial screw placement is hypothesized to enhance fusion by aligning with physiological wrist forces.
Conclusions:
- Capitolunate arthrodesis with compression screw fixation offers a promising solution for wrist osteoarthritis when other options are limited.
- This technique may overcome previous challenges with pseudarthrosis in wrist arthrodesis procedures.