To avoid puncturing the blood vessels so as to prevent bleeding, for patients with a tendency of spontaneous bleeding or unceased bleeding after injury, acupuncture should not be applied.

避开血管针刺，防止出血，有自发性出血倾向或损伤后出血不止的患者，不宜针刺。

youdao

Conclusions Careful preoperative assessment and eaquisite surgical procedure were the key to avoid heavy bleeding during the operation.

结论：仔细的术前评估和精细的手术技术是避免术中大出血的关键。

youdao

Careful intraoperative dissection can help to avoid injuries of recurrent nerve and parathyroid, and to prevent massive bleeding.

术中仔细解剖可避免损伤喉返神径和甲状旁腺，以及预防大出血的发生。

youdao

With Vioxx off the market, arthritis patients have one less choice in how to avoid dying of a bleeding ulcer.

FORBES: Just Say No--to Drug Lawsuits