INFRABULGE- COMES FROM BELOW THE BULGE I bar T bar Modified T bar Y barBar clasp (Gingivaly approaching clasp/ infrabulge) Anterior canines in maxillary Aesthetic situations Most retentive Because canines have very less undercuts. Contraindicationo When there is not enough vestibular deptho When there is undercut in that area – coz it will engage there while removal, and traumatize the tissue, hurt the patientCLASP ASSEMBLIESRPI system R-Rest (always mesial), P-proximal plate, I- I bar MO, distally, buccallyRPA / RPC system R-Rest (always mesial, P-proximal plate , A-akers retentive arms (Always wrought wire) Aker’s retentive — made of wrought wire.Q. Occlusal rest for support (resist vertical forces)

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