Dentistry – Apparatus – Having means to record or indicate jaw movement or position...
Patent
1999-03-17
2000-10-24
Lewis, Ralph A.
Dentistry
Apparatus
Having means to record or indicate jaw movement or position...
433140, A61C 900
Patent
active
061357685
ABSTRACT:
Methods are disclosed for making impressions of at least a portion of a patient's upper and lower posterior teeth with the patient's mandible and maxilla positioned in a centric relation, relieving muscle trismus and pain caused by muscles, diagnosing temporal mandibular joint problems in a patient, and positioning a patient's mandible and maxilla in a centric relation using a dental device sized and shaped so as to be inserted into the patient's mouth.
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Evaluation, Diagnosis, and Treatment of Occlusal Problems, by Peter Dawson, Second Edition, Copyright 1989, pp. 36, 37, 41, 42, 43, 44, 45, 46, 47, 168, 169, 170, 171, 172, 189, 190, 191, 192, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237.
Exhibit A is a photograph of a leaf gage which has been used by dentists in the past for attempting to position the maxilla and the madible in centric relation.
Exhibit B is a photograph of a device having two different hardness of way also has been used in the past in an attempt to establish centric relation between the maxilla and the madible.
Exhibit C is a photograph of a Lucia Jig which was a cap-like structure which was fitted over the upper and lower anterior teeth.
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