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我们从1983年在临床上采用冷冻同种异体胚胎骨充填较大颌骨囊性术后骨腔7例,取得较满意疗效,现报告如下: 1、冷冻异体骨的制备:在无菌条件下,取引产5个月以上的健康胎儿管状骨,立即放入液氮内浸泡30分钟取出胎骨再放入75％酒精内浸泡,密封后置普通冰箱内(0℃±)备用。移植前用生理盐水冲洗后植入骨腔。 2、手术方法:术前拍X光片,手术时彻底刮除病变,用生理盐水反复冲洗,将胎骨分成数段,密集植入骨腔内,将骨粘膜瓣复位后,要严密缝合,术后用抗生素预防感染。 3、临床资料见附表。
We from 1983 in the clinical use of frozen allogeneic embryo bone filling larger jaw cystic postoperative 7 cases of bone cavity, obtained more satisfactory curative effect, are as follows: 1, frozen allogeneic bone preparation: under aseptic conditions , Take fetus for more than 5 months of healthy fetal tubular bone immediately into the liquid nitrogen for 30 minutes to remove the fetal bones and then placed in 75% alcohol soaked, sealed and placed in a normal refrigerator (0 ℃ ±) standby. Rinse with saline before transplantation into the bone cavity. 2, surgical methods: preoperative X-ray film, the surgery completely curettage, rinse repeatedly with saline, the fetal bones are divided into several sections, intensive implantation of the bone cavity, the bone mucosal flap reduction, to close the suture, Postoperative antibiotics to prevent infection. 3, clinical information see schedule.