结果选择1%过氧化氢溶液、术尔泰、0.5%甲硝唑等无菌液体冲洗伤口，可有效预防急诊开放性伤口的手术伤口感染。
Results Select 1% hydrogen peroxide solution, surgery Altay, 0.5% metronidazole and other sterile liquids to wash the wound can be effective to prevent surgical wound infections.
也可将此溶液再稀释两倍浸泡局部，以预防复发。
This solution can also be diluted two times to soak the local, to prevent recurrence.
目的：测定正常人使用含氟漱口液和APF溶液后，唾液及菌斑中氟离子浓度，并探讨其对龋病预防的意义。
Objective: To measure the fluoride concentrations in dental plaque and saliva after the use of sodium fluoride rinses and APF solutions and evaluate the significance in caries prevention.
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