Keywords Occlusal contact;Occlusion;Computer-aided video analysis;Intercuspal position;Retruded contact position;Muscular contact position;Craniomandibular disorder;Periodontitis;Deep overbite;

• 咬合接触;计算机图像分析;牙尖交错位;后退接触位;肌接触位;颅颌功能紊乱;深覆（牙合）;牙周病;