Catheters packaged with a thin plastic sleeve to prevent touch contamination have been noted to reduce the incidence of catheter related blood stream infections, even when sterile barrier precautions are used, and have therefore been recommended (5).

• 导管通过一薄的塑料外套的包装以预防接触性污染，这被证明可有效减低导管相关血流感染的发生，即使使用消毒隔离预防也是如此，因此被推荐使用[5]。