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。

Objective: To compare the clinical effects of calcium hydroxide iodoform (CHI) slurry and traditional intracanal medication such as formocresol (FC), camphophenic (CP).

比较氢氧化钙碘仿(CHI)糊剂与传统的根管消毒剂甲醛甲酚(FC)、樟脑酚(CP)的临床效果。

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。

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。