颞下领关节紊乱综合征是口腔颌面部的常见病和多发病之一。尤其在青壮年中发病较多。世界卫生组织已将其列为继龋病、牙周病和错(牙合)之后的第四位口腔流行病。要识别症状,探索病因,寻求诊断和治疗的方法,必先弄清其结构和功能。一、颞下颌关节的解剖该关节是将下颌骨连结于颞骨而成的一对左右连动关节。颞骨下颌关节窝呈卵圆形,髁状突呈椭圆形,前界为关节结节,后界止于鳞鼓裂。髁状突顶部有一横嵴,分为前斜面与后斜 Temporomandibular joint disorder syndrome is one of the most common and frequently occurring oral and maxillofacial diseases. Especially in young adults more disease. WHO has ranked it as the fourth oral epidemic following caries, periodontal disease and malocclusion. To identify the symptoms, explore the cause, seek diagnosis and treatment, we must first find out its structure and function. First, the anatomy of the temporomandibular joint The joint is the connection of the mandible in the temporal bone from the left and right joints. Temporal bone mandibular joint was oval, condylar oval, the front of the articular nodules, the back boundary of the scales rupture. Top of the condyle has a horizontal ridge, divided into the anterior bevel and posterior oblique