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体外循环下行开心手术,由于人工生物材料的应用等原因,故与其它手术相比无菌条件要求更为严格。在施术中存在着细菌污染的可能性,细菌可从空气中落下、创面上残留或器械上带来。各种留置的导管也有带入细菌的可能性。因此,抗生素的预防性应
Cardiopulmonary bypass descent surgery, due to the application of artificial biomaterials and other reasons, so compared with other surgical requirements more stringent aseptic conditions. There is a possibility of bacterial contamination during the operation. Bacteria can fall from the air, remain on the wound surface, or bring on the instruments. Various indwelling catheters also have the potential to be introduced into bacteria. Therefore, antibiotic prophylaxis should be