髋人工关节置换术是用生物相容的、机械性能良好的假体，置换因疾病或创伤而破坏关节面的一种关节成形术，多适用于老年患者。术后需患者保持患肢外展位，并防止外旋，以防脱位。为了防止病员患肢脱位，我科研制了一种防患肢外旋鞋，临床应用髋人工关节置换病员10例，效果满意 Hip arthroplasty is a type of arthroplasty that uses biocompatible, well-functioning prostheses to replace joints that have damaged the joints due to disease or trauma, and is most suitable for elderly patients. After the operation, the patient is required to maintain the external exoskeleton and prevent external rotation to prevent dislocation. In order to prevent the patient’s limb dislocation, I researched and developed a kind of external rotation prevention shoes, clinical application of hip joint replacement patients in 10 cases, the effect is satisfactory