JAW OBTURATOR PROSTHESIS Russian patent published in 2014 - IPC A61C13/00 

FIELD: medicine.

SUBSTANCE: invention refers to medicine, particularly to dentistry, and can be used for orthopaedic rehabilitation of the patients suffering postoperative upper jaw defects. A jaw obturator prosthesis comprises a rigid polyurethane basis with prosthetic teeth configured to fit a mucous membrane of the preserved hard palate tightly, and a hollow obturator configured in the form of a soft polyurethane frame within a junction of a scar ring and bearing a thin polished rigid polyurethane lid. The frame and lid are coupled by a mechanical retention of mushroom holes formed on an end surface of the soft polyurethane frame, and congruent mushroom flanges formed on an end surface of the lid.

EFFECT: invention enables recovering the phonetics and provides the reliable fixation of the jaw prosthesis by reshaping the obturator and using the structural materials of various rigidities when making it.

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