Device for installatio of jaw model in relation to hinge axis - involves side arms of round material rotatable via corner connections and connected to cross arm of face arc.

摘要

Over the side arms of the face arc a marking device is directed, and then for model installation the position of the arking points is measured off. The needles (14) are adjustable in all degrees of freedom by a corresp device and arrestable. For adjustment of the marking needle (14) so that they are aligned with one another an auxiliary telescope (39) is used positioned in the hinge axis of the patient. The marking needles (14) also with a movement in their longitudinal axis always locate on the true hinge axis. A device is provided also with which on a base plate (54) a movable and fixable fixation element (50,64) is mounted. USE/ADVANTAGE - In dentistry, for the accurate installation of a jaw model in relation to the hing ax