结论心脏介入性治疗术前备皮不剃毛不会增加穿刺口感染的机会，也不是影响穿刺口愈合的因素。
Conclusions it did not increase puncture point infection rate without preoperative shaving in cardiac interventional therapy, and did not affect the cure of puncture point.
目的探讨常规术前剃毛备皮对胸腔手术术后切口感染发生率的影响。
Objective To evaluate the influence of preoperative hair removal on the incidence of postoperative wound infections in thoracic surgery.
目的调查术前不同备皮方法（剃毛与不剃毛）对手术切口感染的影响。
Objective To observe the influence of different skin preparation methods(shaving or non-shaving) on incisional wound infection.
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