Effect of Different Retaining Denture Liners on The Mini-Implant Mandibular Over Denture Supporting Structure

Abstract

Twelve completely edentulous patients were selected from out clinic of Ain Shams University. All patients were systematically free. Medical and dental history for all patients was recorded. Extra oral examination was carried out to detect any facial disfigurement. TMJ was examined for any clicking, criptus, or shift in movement. Intra oral examination was carried out to detect any signs of inflammation, swelling, or flappy tissue. Radiographic examination to detect any bony pathosis. Conventional complete denture was constructed for all patients. Lower denture was duplicated in a clear acrylic stent to be used as radiograghic stent and surgical stent after that. Panoramic radiograph was taken for all patients to detect the position of mental foramen using the radiographic stent with two metal spheres placed