目的：评价二孔穿刺术腹腔镜下卵巢肿瘤切除术的临床应用价值。

Objective:To evaluate the value of laparoscopic surgery with double hole punctured technique in ovarian tumors.

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第一圈：在辫子的第二孔开始钩短针，一共9针，1个辫子针，翻过来。

Row 1: SC in second chain from hook and each of the rest. Ch 1, turn. (9)

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目的：探讨腔外单滑结技术在无钛夹二孔法腹腔镜胆囊切除术（LC）中的效果。

Objective:To explore the effects of out-cavity single-slip-knot technique in non-titanium clip two-hole method laparoscopic cholecystectomy(LC).

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