外伤牙折习惯采用充填、甲冠或行根管治疗后以桩冠修复。我科自一九八四年以来,采用断牙再接术治疗外伤牙折病人40例,再接断牙49颗,经6个月～2年6月临床观察,收到较好的效果,现报导如下。一、临床资料 40例病人,男28,女12;年龄12～52岁,12～0岁9例,21～30岁18例,31～40岁6例,41岁以上7例。 Trauma fractures used to fill, crown or root canal treatment to crown restoration. Our department since 1984, the use of broken teeth and then connect the treatment of traumatic tooth injury patients 40 cases, followed by 49 broken teeth, after 6 months to 2 years of clinical observation in June, received good results, Now reported as follows. First, the clinical data 40 patients, male 28, female 12; aged 12 to 52 years old, 12 to 0 years in 9 cases, 21 to 30 years in 18 cases, 31 to 40 years in 6 cases, 41 years and older in 7 cases.