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笔者对1987年12月至1990年4月我科应用多聚甲醛失活牙髓的临床资料进行了分析总结。失活牙齿总数498颗,其中乳牙44颗。均为深龋穿髓、牙髓炎或严重牙本质过敏者。 328颗牙齿经局麻、去龋、穿髓或扩大穿髓孔处理。失活剂为本院自制之多聚甲醛,置于穿髓孔上,氧化锌丁香油糊剂暂封。嘱患者两周后复诊。在按时复诊的436颗牙齿中,325颗牙齿失活完
The author from December 1987 to April 1990, our department of paraformaldehyde in the clinical application of dental pulp inactivated were analyzed. The total number of teeth invaded 498, of which 44 deciduous teeth. Are deep caries through the pulp, pulpitis or severe dentin allergy. 328 teeth by local anesthesia, to caries, through the marrow or expand the hole to deal with. Inactivator for the hospital-made paraformaldehyde, placed in the hole on the marrow, zinc oxide clove oil paste temporary closure. Zhu Huanzhe two weeks after referral. Out of 436 teeth on time, 325 teeth were deactivated