Results: The primary fixation devices of fracture patellas were plaster cast, circumferential wire loop fixation, tension band fixation, or modified tension band fixation.
结果：骨折后形成大髌骨者，原固定方法分别为石膏、钢丝或丝线环扎、张力带或改良张力带固定等。
2
A crack problem in the case of a circular cylinder having an infinite row of circumferential cracks under tension are analyzed in this study, by the integral equation method.