观察固齿增骨散治疗慢性牙周炎31例，并设对照组30例。
There were 31 cases in the treatment and 30 in the control group.
目的：观察局部应用中药固齿缓释剂治疗慢性牙周炎的临床疗效。
AIM: To evaluate the clinical effects of scaling and root planning combined with application of Gu Chi local slow-release delivery agent in chronic periodontitis.
目的研究固齿合对牙龈和牙槽骨中pge2的抑制作用，探讨固齿膏治疗牙周炎的机理。
Objective Study the effects of Gu Chi paste on PGE2 in gingiva and alveolar bone and its mechanism to treating periodontitis.
在垫体的两短轴端边，各设有一带齿眼的固夹耳（1）。
The edges of two short axis of the pad are respectively provided with a fixed clipping ear (1) with teeth points.
所述轴固联于轮体，等分排列于齿道上，套于轴的轴承或轴套的外径与齿道等宽。
The shaft is fixed to the wheel body and arranged uniformly on the tooth path, and the outside diameter of the bearing or the shaft sleeve jacketed on the shaft is as wide as the tooth path.
所述轴固联于轮体，等分排列于齿道上，套于轴的轴承或轴套的外径与齿道等宽。
The shaft is fixed to the wheel body and arranged uniformly on the tooth path, and the outside diameter of the bearing or the shaft sleeve jacketed on the shaft is as wide as the tooth path.
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