笔者曾再植成功一例因外伤脱位离体18小时并严重污染的牙齿的病例,经连续追踪观察六年,形态、功能良好。患者王某某,男,17岁,学生。1980年6月19日15时在球赛中(?)被蓝球击中,牙齿当即不知去向;当时曾用自来水漱口,伤口也未作任何处理;7小时后在泥沙中将失牙找回,冲洗后浸泡在自来水 The author once replanted successfully a case of tooth detachment due to traumatic dislocation 18 hours and seriously contaminated teeth, after continuous follow-up observation of six years, morphology, function well. Patient Wang Moumou, male, 17 years old, student. At 19:00 on June 19, 1980 at 15:00 in the game (?) Hit by the basketball, the teeth immediately disappear; had gargling with tap water, the wound did not make any treatment; 7 hours after the teeth will be found in the sand Back, rinse immersed in tap water