应用桡动脉鼻烟窝皮支皮瓣修复虎口挛缩

Reconstruction of contracture of the first web space with snuff-box flap

目的 探讨总结采用桡动脉鼻烟窝皮支皮瓣修复虎口挛缩的手术疗效.方法 采用桡动脉鼻烟窝皮支皮瓣修复虎口挛缩18例.本组病例虎口角平均20°,平均宽度19 mm.根据皮肤缺损情况在前臂桡侧设计皮瓣：以鼻烟窝中点为旋转点、前臂中立位时桡骨的走形线为轴线.结果 17例皮瓣全部成活,1例皮瓣部分坏死.全部病例均得以随访,随访时间5～26个月,平均12个月.虎口宽度增加45 mm,虎口角平均增加50°.结论 桡动脉鼻烟窝皮支皮瓣是一种简单、可靠的修复虎口挛缩的方法.

Objective To summarize and investigate the therapeutic effects of reconstruction of contracture of the first web space with snuff-box flap. Methods Eighteen patients with contracture of the first web space were treated by snuff-box flap. The width and the angle of the first web space was 19 mm and 20°on average. According to the first web space skin defects, the flap designed to nasopharyngeal fossa centers as rotation point, the radial line when the forearm in the neutral position as the axis. Results The followedup for 5-26 months revealed that 17 flaps had a success, but 1 case was partly necrosis. The width of the first web space was augmented by an aveage of 45 mm, the angle of the first web space was augmented by an average of 50°. Conclusion It is ralatively simple and reliable to repair the contracture of the first web space using the snuff-box flap.