英语语法分析

OBJECTIVE to evaluate the influence of autotransfusion technique on early perioperative period on open heart surgery.

目的对心脏直视手术中的自体输血进行回顾性研究，探讨该方法对手术早期的影响。

Conclusion: Intraoperative autotransfusion could not influence the incidence of postoperative hematoma of intracranial meningiomas.

结论回收式自体输血不会影响脑膜瘤术后血肿的发生，可以安全使用。

Prestore autotransfusion can avoid heterotransfusion, which stimulates hematopoietic system and is conducive to recovery of the patients.

预贮式自体输血能够有效避免异体输血，刺激人体造血机制，利于病人的康复。