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手术治疗根尖囊肿20例和慢性中度牙周炎16例。其中,男17例,女19例,年龄9～43岁。根尖囊肿施行根尖和囊肿切除术,骨缺损腔用抗菌药处理后,充填含胶原(1/10)的羟基磷灰石;牙周炎施行翻瓣手术,把含胶原的羟基磷灰石充填在牙周骨袋内;均严密缝合切口,术后实行抗炎疗法。 手术前、后进行X线摄影检查,牙周炎病例,术前牙槽骨吸收达牙根长度的1/2左右,伴有骨质疏松;术后1年,牙周骨袋变浅,牙槽嵴尖顶可见薄层密质骨围
Surgical treatment of apical cysts in 20 cases and chronic moderate periodontitis in 16 cases. Among them, 17 males and 19 females, aged 9 to 43 years old. Apical cyst apical and cyst excision, bone defect cavity with antibacterial treatment, filled with collagen (1/10) hydroxyapatite; periodontitis flap surgery, the collagen-containing hydroxyapatite Filling in the periodontal bone bags; are close suture incision, postoperative anti-inflammatory therapy. Preoperative and postoperative X-ray examination, periodontitis cases, preoperative alveolar bone up to about 1/2 of the length of the root, accompanied by osteoporosis; 1 year after surgery, the periodontal pocket shallow, alveolar Crista spire visible thin layer of bone density