治疗方法简单、花费少，病人痛苦小。

The therapeutic method is simple and inexpensive, and the patients have little pain.

youdao

目的：减少病人痛苦，提高插食管电极的成功率。

Objective: to palliate sufferings of patients, to enhance the success rate of esophagus electrode insertion.

youdao

目的减轻人工流产时病人痛苦，预防人工流产并发症的发生。

Objective To relieve the pain caused by induced abortion and prevent complications caused by induced abortion.

youdao

Arthroscopic surgery in one sense is a fancy example of that, a way of looking inside a joint to see what's happening inside while the person is alive and without hurting them.

关节镜手术就是一个极佳的例子,使用该技术我们可以一窥关节内部,而不影响病人的生命,也不会过分痛苦

耶鲁公开课 - 生物医学工程探索课程节选