Conclusion The propofol and fentanyl painless surgery with propofol was more than a single precise, and fewer postoperative adverse events, recovery faster, and is worthy of clinical use.

结论异丙酚联合芬太尼应用于无痛人流手术相比单一使用异丙酚效果更加确切，并且术后不良反应更少，苏醒更快，值得临床推广使用。

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A week or so before your surgery, your doctor performs a painless ultrasound test to measure the size and shape of your eye.

手术之前的一周左右，医生会给您做一些无痛的超声检查，以便测量您眼球的大小和形状。

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Objective To explore the application of painless catheterization in patients during surgery.

目的探讨无痛留置导尿在手术病人中的应用。

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For most pet owners a good death means painless euthanasia in either a veterinary surgery or at home.

ECONOMIST: Time to go, or perhaps not?