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我们在临床应用史氏根管治疗术新理论行一次性根充及用牙康置入窦道孔内治疗35例(男31、女4)慢性窦道型尖周炎,年龄5～50岁.上切牙12例,上前磨牙11例,下切牙、尖牙8例,下前磨牙2例,上乳切牙2例.均无牙周炎,窦道均反复排脓,X线片示根尖有骨质稀疏区.结果:34例治愈:临床上无主观症状,牙功能良好,窦道封闭,X线片示根尖稀疏区消失.1例失败:临床有症状,窦道未闭并仍有渗出物,X线片示根尖稀疏区存在,拔除.治愈者均经1年临床观察复查,所用牙康为华西医科大学四川乐山制药厂生产(甲硝唑棒).
We are in the clinical application of new theory of root canal therapy, a new theory of one-time root canal and the use of dental implants inserted into the sinus hole treatment of 35 cases (male 31, female 4) chronic sinusoid periapitis, aged 5 to 50 years. 12 cases of upper incisors, 11 cases of upper molars, lower incisors, canines 8 cases, lower premolar 2 cases, upper laparotomy 2 cases, no periodontitis, sinus were repeatedly drained, X-ray showed the root tip There are bone sparse area.Results: 34 cases of cure: no subjective clinical symptoms, good dental function, closed sinus, X-ray showed sparse root tip area disappeared .1 cases of failure: clinical symptoms, sinus patent and still There exudate, X-ray film shows the sparse root tip zone, removal of the cured by 1 year clinical observation of the review, the use of tooth for the West China Medical University Leshan Pharmaceutical Factory production (metronidazole rods).