LIngualised occlusion uses the maxillary lingual cusp as the dominant functional element, occluding against the corresponding portion of the mandiblar tooth. The posterior teeth selected for a lingualized occlusion differ depending on whethera balanced or non-balanced (monoplane type) arrangement is used. A balanced scheme usually involves a maxillary tooth with a sharply pointed lingual cusp to oppose a mandibular tooth with an uncomplicated occlusal table including only shallow inclines. For the no-balanced lingualized occlusion a monoplane mandibular denture tooth is selected. Porcelain teeth often are selected on the maxillary arch to maintain the sharpness of the lingual cusp; however, with the improved cross-linked resin denture teeth this may not be a problem. Numerous materials and designs have been suggested, although virtually any teeth can be used and may be customised by selective grinding to meet the needs of the patient. This is some of the information you will require. Other points was discussed in class lecture
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