英语语法分析

The authors reported 117 eases about patella-block treatment of genu recurvatum in sequela of poliomyelitis.

作者报告了117例关于髌骨膝前阻挡术治疗麻痹性膝反屈的病例。

To explore the therapy to old patella fracture.

探讨陈旧性髌骨骨折的治疗方法。

Objective: To study the best treatment of old patella fracture.

目的：探讨陈旧性髌骨骨折的最佳治疗方案。