Objective: To probe into quick and effective method of sterilization of perineum for prenatal parturient.

目的探讨静脉留置针留置期间消毒方法，及其与静脉炎发生的关系。

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Conclusions Radical resection of low rectal cancer with elevating perineum method would significantly improve operative field exposure.

目的探讨改善显露低位直肠癌根治切除术中的手术视野的方法。

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Conclusions Radical resection of low rectal cancer with elevating perineum method would significantly improve operative field exposure.

目的探讨改善显露低位直肠癌根治切除术中的手术视野的方法。

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