了解实验性牙髓炎疼痛信号在中枢的传导特点。

Objective To investigate the transmission signal of the experimental pulpitis pain.

目的：比较不同充填方法在乳牙中牙髓炎治疗效果。

Objective To compare the quality of two therapies in pulp mummification.

一次性根管治疗；多次根管治疗；急性牙髓炎；治疗效果。

Once root canal therapy; Repeated root canal therapy; Acute pulpitis; Curative effect.

目的为了进一步提高非龋性磨牙急性牙髓炎的诊断水平。

Objective To improve the diagnosis of acute pulpitis on molars without carious lesions.