Am J Emerg Med:伤口持续负压治疗严重四肢狗咬伤

2016-02-22 MedSci MedSci原创

四肢严重狗咬裂伤患者可以从伤口持续负压治疗中获益。与将伤口打开的传统治疗相比较,NPWT降低感染率,缩短恢复时间。负压压强对NPWT效果没显著影响。不推荐预防性使用抗生素治疗四肢严重狗咬伤。

目标

研究四肢严重狗咬伤的紧急治疗,识别NPWT(伤口持续负压治疗,negative pressure wound therapy )是否对四肢严重狗咬伤有益。

方法

研究共纳入580例四肢严重狗咬伤患者,随机分为两组。肢体伤口彻底清创后,A组(329例)打开伤口左侧。其余病例(251例)被随机分为两个亚组:B组和C组,分别采用125mmHg和75mmHg持续负压治疗。只在存在系统性伤口感染迹象的情况下使用抗生素,不预防性使用抗生素。分析伤口感染率、感染时间和恢复时间。

结果

A组、B组和C组的伤口感染率分别为9.1%、4.1%和3.9%。A组、B组和C组的感染时间分别为26.3±11.6h、159.8±13.4h和166.4±16.2h。A组、B组和C组伤口发生感染患者的恢复时间分别为19.2±4.6d、13.2±2.1d、12.7±2.3d,A组、B组和C组伤口没有发生感染患者的恢复时间分别为15.6±2.7d、10.1±2.3d、10.5±1.9d。B组(-125mmHg)和C组(?75mmHg)感染率、感染时间和愈合时间无显着差异。

结论

四肢严重狗咬裂伤患者可以从伤口持续负压治疗中获益。与将伤口打开的传统治疗相比较,NPWT降低感染率,缩短恢复时间。负压压强对NPWT效果没显着影响。不推荐预防性使用抗生素治疗四肢严重狗咬伤。

原始出处:

Chen Rui-feng, et all. Negative pressure wound therapy for serious dog bites of extremities: A prospective randomized trial. The American Journal of Emergency Medicine. Available online 20 February 2016.

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