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作者研究骨缺损处植入胎盘对颌骨再生的刺激作用,用120只性成熟的智利兔进行试验,静脉麻醉下用牙钻在下颌骨体左、右侧形成对称的直径6～8mm的圆形穿通性缺损,用无菌生理盐水洗净骨屑,在左侧颌骨缺损处植入同种异体胎盘。胎盘的制备:在产前1～3天剖开智利兔的子宫取出胎盘,用无菌生理盐水洗净血液,在0.25％中性福尔马林液中保存5天,经检查无菌,冷藏在4.6℃。移植之前用含抗生素的生理盐水浸洗3次共1小时。右侧骨缺损处不放移植物作对照。在同样的条
The study of bone defects placenta implants on the stimulation of mandibular regeneration, with 120 Chilean rabbits mature test, under the anesthesia with dental drill in the left and right mandibular body to form a symmetrical diameter of 6 ~ 8mm Shaped through the defect, with sterile saline wash bone debris, implanted in the left side of the mandibular defect allogenic placenta. Placenta preparation: 1 ~ 3 days prenatal cut open the uterus of Chilean rabbit remove the placenta, wash the blood with sterile saline, 0.25% neutral formalin solution stored for 5 days, after checking the sterile, refrigerated At 4.6 ° C. Before transplantation, use antibiotic-containing saline for 3 times for 1 hour. The right side of the bone defect without graft control. In the same article