1. To evalate the efficacy of iodoform-calcium hydroxide used as an intracanal medication in root canal therapy of deciduous teeth with periapical periodontitis.
   观察氢氧化钙-碘仿糊剂应用于乳牙感染根管封药的临床疗效。
2. Methods Apexification treatment with calvital and infectious control was applied to 28 immature permanent teeth from 24 patients with pulpitis or periapical periodontitis.
   采用控制感染加钙维他药物的根尖诱导成形术治疗24例患者28颗根尖尚未发育完成并患有牙髓炎或尖周炎的年轻恒牙。
3. To study the content alteration of bacterial endotoxin in the exudant from the root canals of periapical treated with calcium hydroxide as intracanal medicament.
   检测氢氧化钙封药前后尖周病患牙根管内细菌内毒素的变化。
4. To study the content alteration of bacterial endotoxin in the exudant from the root canals of periapical diseases treated with calcium hydroxide as intracanal medicament.
   检测氢氧化钙封药前后尖周病患牙根管内细菌内毒素的变化。
5. Methods Indoform clont cataplasm and clove oil zinc oxide cataplasm were applied respectively to group A and group B for the one time treatment of 140 teeth of chronic periapical periodontitis.
   目的观察自行配制用于一次法根充的碘甲糊剂的效果,并与传统的根充糊剂进行比较。

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