英语语法分析

Conclusion The application of propofol, fentanyl, Shi Tai suppository combined application, operation safety, good effect, no side effect, is worth popularizing.

结论应用丙泊酚、芬太尼、仕泰栓联合起来应用，手术安全，效果较好，无副作用，值得推广。

Conclusion Transdermal fentanyl in pain treatment after interventional therapy for liver cancer has reliable efficacy, safety and less incident of adverse effects.

结论芬太尼透皮贴剂用于治疗肝癌介入治疗后疼痛，疗效确切，安全可靠，不良反应小。

Objective: To evaluate the efficacy and safety of low-dose fentanyl in combination with laryngeal anesthesia and magnesium sulfate in the surgery of congenital heart disease.

目的：评价小剂量芬太尼辅以喉麻和硫酸镁在先天性心脏病手术中应用的安全性和有效性。