CAJ | 학술논문

目的：尽可能保存患有根分叉病变、底破坏、完全纵裂，因部位隐蔽而不易治疗的后磨牙及后磨牙冠，为遵循尽量保留天然牙的原则，减轻患者种植的经济负担及不具备种植适应症的患者，继续行使后磨牙良好的咀嚼功能，提高患牙的保存率。方法：选择患有病变的磨牙，经分根术后完善根管治疗，形成两个独立的根，最后进行联冠修复，牙体组织保存较少的患牙做桩核+联冠修复。结果：经2年观察，保存成功率96％，患牙咀嚼功能能恢复到较好状态。结论：应用分根术处理病变磨牙后再修复，能消除患牙病灶，是保存患有根分叉病变、髓底破坏的后磨牙及后磨牙残冠理想方法。
목적：진가능보존환유근분차병변、저파배、완전종렬，인부위은폐이불역치료적후마아급후마아관，위준순진량보류천연아적원칙，감경환자충식적경제부담급불구비충식괄응증적환자，계속행사후마아량호적저작공능，제고환아적보존솔。방법：선택환유병변적마아，경분근술후완선근관치료，형성량개독립적근，최후진행련관수복，아체조직보존교소적환아주장핵+련관수복。결과：경2년관찰，보존성공솔96％，환아저작공능능회복도교호상태。결론：응용분근술처리병변마아후재수복，능소제환아병조，시보존환유근분차병변、수저파배적후마아급후마아잔관이상방법。
objective: to save as much as possible with root bifurcation lesion, marrow and bottom destruction, completely longitudinal crack, for parts hidden and not easy treatment after the molar and molar residual crowns, in order to folow the try to keep the principle of natural teeth, reduce the economic burden of the patients with planting and do not have planting indications of the patients, continue to exercise the molar good masticatory function, improve teeth save rate. Methods: choose the molar with lesions, the points root postoperative perfect root canal treatment, form two separate root, the last league crown repair, tooth body organization save less with tooth do pile nuclear + league crown restoration. Results: after 2 years of observation, save the successful rate was 96%, with teeth chewing function can be restored to a good state. Conclusion: the application of points root art processing lesions grind one's teeth after repair, can eliminate a dental stove is saved with root bifurcation lesion, pulp bottom after failure of the grind one's teeth and the molar residual crowns ideal method.