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本文的目的是研究轻度或中度损伤的切牙,随着正畸移动后根吸收的情况。以及常规正畸治疗后,损伤和未损伤切牙根吸收的发生率和程度的比较。材料与结果:从大约300名具有损伤牙的患者中,选择损伤时和正畸治疗前后观察期有完整记录的患者,不包括根折牙。总共研究了27名患者55个损伤牙(男15人、女12人),牙损伤时的年龄范围是7—15岁。对损伤牙进行标准检查和治疗。然后,选取和本研究有关的全部临床资料。损伤发生和复诊时,均摄取X线片。
The purpose of this paper is to study the condition of root resorption following orthodontic movement with or without mild or moderate incisors. As well as the comparison of the incidence and extent of root resorption between injured and undamaged teeth after conventional orthodontic treatment. MATERIALS AND RESULTS: Out of approximately 300 patients with traumatic teeth, patients with intact records during injury and before and after orthodontic treatment were selected, excluding root fracture. A total of 55 lesions (27 males and 15 females) were studied in 27 patients, and the age range of tooth injuries was 7-15 years. Damaged teeth for standard examination and treatment. Then, select all the clinical data related to this study. Injury and referral, are taking X-ray film.