skin graft guard

例句：

1. 1. Thesurgeon used a skin graft to repairthe wound.
   外科医生使用皮肤移植来修复伤口。
2. 2. The patient was protected by askin graft guard during the operation.
   患者在手术期间被皮肤移植保护装置保护。
3. 3.The skin graft guard prevented infection atthe site of the transplant.
   皮肤移植保护装置防止了移植部位的感染。