open cardiac operation的用法和樣例：
例句
- Michael DeBakey was a pioneer of open heart surgery, which has saved countless lives.
邁克爾是心內直視手術(shù)的開(kāi)創(chuàng )者，救了無(wú)數人的生命。 - Objective The protective effects of shenfu injection on myocardial cell damagewere observed in patients undergoing open heart surgery.
目的觀(guān)察參附注射液對體外循環(huán)下心內直視手術(shù)患者心肌損傷標志物的影響。
