一、研究背景 先天性马蹄内翻足（Congenital Talipes Equinovarus，CTEV）是一种常见的先天性足部畸形，表现为足内翻、跖屈、前足内收等。若未能及时有效治疗，会严重影响患儿的行走功能和生活质量。在经过初始畸形矫正并启动支具治疗方案后，CTEV 仍可能复发。

Birth defects are the cause of high mortality and morbidity in children. It is estimated that about 5% of live births present some abnormality in their development 1. Over the past decades, birth ...