All infections cannot be prevented by the use of prophylactic antibiotics.
所有的感染都无法通过预防性应用抗生素来避免。
Conclusions Aseptic technique is of most importance in the infect-precaution after joint replacement. Appropriate use of prophylactic antibiotics is less important.
结论预防人工关节置换术感染以无菌术最重要，适当预防性使用抗生素次之。
Basic concept and principle of prophylactic use of antibiotics are suggested and perioperative use of antibiotics are particularly restricted.
对预防性用药的概念和原则作了提示，特别对围手术期用药做了规范限定。
The prophylactic use of broad-spectrum antibiotics could not decrease the infection rate.
预防性应用广谱抗生素，并不能降低感染率。
In recent years, with the more concern on the side-effect and drug resistant of abusive use of antibiotics, prophylactic use of antibiotics in clinic is limited.
近年来，随着对滥用抗生素所引起的细菌耐药性和二重感染的认识的逐步深入，预防性应用抗生素在临床上越来越受到限制。
Objective: To understand the prophylactic use of antibiotics in patients in their perioperative period.
目的：了解我院围手术期预防性使用抗菌药情况。
Through the research of easy-infection of premature baby , to analyse the necessity and the rationality of prophylactic use of antibiotics in premature infants.
通过对早产儿发生感染的易感因素、感染诱因和临床特点的分析研究，来探讨早产儿临床预防应用抗生素的必要性、合理性及临床决策思路。
Conclusion: Choose low pass rate of antimicrobial agents, prophylactic use of antibiotics for too long, the timing of prophylactic use of antibiotics is reasonable.
结论：抗菌药物选择合格率过低，预防性使用抗菌药物的时间过长，预防性使用抗菌药物的时机比较合理。
Conclusion: Choose low pass rate of antimicrobial agents, prophylactic use of antibiotics for too long, the timing of prophylactic use of antibiotics is reasonable.
结论：抗菌药物选择合格率过低，预防性使用抗菌药物的时间过长，预防性使用抗菌药物的时机比较合理。
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