睡前用干净、无菌的棉拭子沾上柠檬汁，涂抹在患处。
Using a clean, sterile cotton swab, apply the lemon juice to the affected areas prior to bedtime.
结石处棉拭子细菌培养阳性仅见于感染石患者，且菌种与结石菌种相同。
Only in patients with infectious stones, the cotton swab culture showed positive and with the same strain.
方法通过对腹腔镜手术病人切口棉拭子采样检测，对腹腔镜手术器械污染情况进行了调查。
Method By cotton swab sampling examination of incision wound of laparoscopic operation patients, a survey of contamination condition of laparoscopic operation instruments was carried out.
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