笔者自 1998年以来对 2 0 0例患者应用塑化治疗 ,塑化液少量超充 ,收到满意效果 ,现报告如下。一般资料 :本院口腔科门诊的 2 0 0例瘘管型慢性根尖周炎患者均符合以下条件 :1成年人 ;2根尖周炎反复发作 ,牙龈根尖区有漏管形成 ;3片示病变区不超过根尖 1/2。方法 :1常规开髓、拔 The author since 2000 plasticized treatment of 200 patients, a small amount of plasticized super-charge, received satisfactory results, are as follows. General Information: 200 cases of fistula-type chronic periapical periodontitis patients in our department are in accordance with the following conditions: 1 adult; 2 periapical inflammation recurrent, gingival aponex region has a leak tube formation; 3 shows Lesion does not exceed the apical 1/2. Methods: 1 conventional open pulp, pull