MAXILLARY MAJOR CONNECTORS: -A. Complete Palate Major Connectori. Best major connectorii. Like CDiii. There is a plate covering the entire plate, this acts as the major connector.iv. When all post teeth missing, class 1v. Periodontally compromised remaining teeth,vi. Shallow vault cases, small mouth, flat or flabby ridges.vii. Almost anywhere and everywhereB. Anterior—Posterior Bari. Sharp designii. Most rigid after complete palateC. Horse — Shoei. Least preferred as it is least rigidii. Patient with palatal torusD. Single palatal bara. Posterior palatal bar or strip used with: Kennedy class3.E. Single palatal strapF. Unshaped palatal connectorG. Combination of anterior—posterior palatal strapMaxillary RPD major connectors may be beaded to — produce positive contact with the tissueAll major connectors should cross the midline at a right angleQ. Refractory cast To fabricate a removable partial casting requires making a second cast of high heat investment material this cast.

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