Geneva, Aug. 6 -- International Clinical Trials Registry received information related to the study (ChiCTR2600129077) titled 'Pre-inserted Kirschner Wire Fixation for Wassel Type IV Thumb Polydactyly: A Retrospective Cohort Study' on July 30.

Study Type: Observational study

Study Design: Cohort study

Primary Sponsor: Children's Hospital of Chongqing Medical University

Condition: Thumb polydactyly (Wassel type IV)

Intervention: Conventional Surgery Group:none

Recruitment Status: Not Recruiting

Phase: Retrospective study

Date of First Enrollment: 2026-03-05

Target Sample Size: Conventional Surgery Group:24;Anterior Kirschner Wire Fixation Group:23;

Countries of Recruitment: China

To know more, visit https://www.chictr.org....