Systematic characterization of flexor tendon and tendon sheath malposition in proximal phalangeal thumb polydactyly

Susumu Saito, Aiko Makino, Naoki MorimotoDepartment of Plastic and Reconstructive Surgery, Graduate School of Medicine and Faculty of Medicine, Kyoto University

Journal of Hand Surgery (European Volume): Journal of the British Society for Surgery of the Hand & Official Journal of the Federation of European Societies for Surgery of the Hand

Published online on May 11, 2026

Abstract

Journal of Hand Surgery (European Volume), Ahead of Print.
Introduction:The diverse morphology of proximal phalangeal thumb polydactyly complicates a systematic understanding of soft tissue abnormalities associated with postoperative zigzag deformity. This study aimed to characterize intraoperative anatomical ...