早期牙隐裂的活髓保存修复疗效

The effect of pulp conservative restoration for early cracked teeth

对诊断为早期牙隐裂而无牙髓炎的38颗磨牙,局麻下行基牙预备,最终以金属全冠修复。经1～15年的临床追踪观察,显效率达84.20%,患牙均未出现牙髓炎的症状与体征,咀嚼功能良好。因此,对早期诊断为牙隐裂的磨牙,在准确判断无牙髓炎症的前提下,尽早以切削组织少的金属全冠修复,是活髓保存和功能保持治疗较为科学与安全的选择。

38 molars diagnosed as early cracked teeth and without pulpitis were selected to carry out the clinical observation. All the teeth were prepared and restored by metal crown under local anesthesia. After 1 - 15 years follow-up, the efficiency was 84.20% and all the tested teeth showed no symptoms of pulpitis and kept good chewing function. The results suggests that for the teeth diagnosed as early cracked molars and without pulp inflammation, making metal crown with less dentin loss is a safe and scientific treatment method.