英语语法分析

Objective: Early operative results of pericardiectomy for constrictive pericarditis was studied.

目的：研究影响缩窄性心包炎心包剥脱术早期预后的因素。

Therapeutic pericardiocentesis under local anaesthesia and pericardiectomy also require further evaluation.

使用局部麻醉的心包穿刺术及心包膜切除术，也需要再进一步的评估。

Objective to assess the clinical outcome of extended partial pericardiectomy in the treatment of pediatric acute suppurative pericarditis.

目的评价心包大部分切除术治疗小儿急性心包炎的临床效果。