【摘要】  探讨髌骨移植对股骨下端或胫骨上端半髁骨缺损修复的治疗效果，提出手术步骤和方法。［方法］本组骨巨细胞瘤患者7例，病史4~12个月，平均58个月。男4例，女3例；年龄18~40岁，平均318岁。股骨下端4例，胫骨上端3例，按Ennecking外科分期，2期5例，3期2例。用髌骨关节面代替股骨或胫骨髁关节面修复和重建骨缺损。［结果］随访时间3 ~10年， 3例5年以上，平均49年。随访期间无复发转移，无髌骨坏死和感染，移植骨愈合良好。根据国际保肢学会功能评分标准，关节功能优3例，良4例。术后主要并发症为关节活动范围减小，范围40°~110°，平均88°。术后伸膝肌力下降不明显，1例胫骨平台轻度下沉，1例于术后6年出现关节疼痛。［结论］膝关节上下侵犯关节软骨的骨巨细胞瘤，行包括肿瘤在内的一侧髁切除后，可以用游离髌骨移植修复和重建骨缺损。

【关键词】  骨肿瘤 髌骨 移植骨 膝关节

       Abstract ［Objective］To discuss the clinical results of reconstruction of block bone deficit knee (lower femur and upper tibia) by transplantation of patella and present surgery protocols［Methods］There were 7 patients who have giant cell tumor of bone in the lower femur or upper tibia at the knee in this report The case history was from 4 to 12 months, average 58 months Four were male and three were female The age ranged from 18 to 40 years, average 318 years Four had lesions at the lower femur and the other three had lesions at the upper tibia According to Ennecking grade, five cases were in grade 2 and two cases were in grade 3When the cartilage of the knee was damaged by bone tumors, the author supplemented it by aut……