The key to preventing from bleeding of anterior sacral vein is posterior rectal wall is that dissociated between the proper fascia of rectum and anterior sacral fascia in rectectomy.

在直肠切除术中，沿直肠固有筋膜及骶前筋膜之间游离直肠后壁是预防骶前出血的关键。

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It was believed that proper fixation of the biomaterial could only be insured by its placement in direct contact with the fascia of the transversalis muscle.

人们认为生物材料只有与腹横筋膜直接接触放置才能得到很好的固定。

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