Mandibular movement examination

Mandibular movement examination is to check the patient's lower jaw forward movement, open and close jaw movement and lateral movement, check whether the joint function is normal, whether there is pain, popping or noise; whether the opening degree and opening type are normal, and whether the opening and closing mouth movement Articulation occurs; observe the time, nature, frequency, and loudness of the popping; check whether the motion of the joints on both sides is consistent and whether there is skew.