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Modified distraction arthroplasty maintains stability and reduction in chronic trapeziometacarpal dislocation, preserving the trapezium.
Modified distraction arthroplasty using the abductor pollicis longus tendon is a useful technique for chronic traumatic trapeziometacarpal joint dislocation. The trapezium is preserved and a locally available tendon maintains reduction and stability.
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Onaka et al. (2026) studied this question.
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