29 AGO 2020 · SUPRABULGE – COMES / ORIGINATES FROM
ABOVE THE BULGE
Akers
Ring
Combination
Embrasure
C clasp , akers clasp , circumferencial, supra bulge, three quarter clasp
Universal type of clasp
Can be used in almost all cases
Only disadvantage is - mobility
Ring clasp
Lingually tilted tooth, Kennedy class 2,
Isolated PM cases
When the undercut is near the proximal plate side, the clasp will have to go all around and engage in there.
Sometimes there is only one seat, or they might add an additional seat on the opp side as well
Also, they could add an additional arm from the meshwork coming infrabulge way, and soldered perpendicular to the lingual part of the arm to provide more stability.
Embrasure Clasp
2 Akers clasp hugging both teeth on right and left like a father hugging his two sons with both of his arms
Need 2 occlusal rest and has only 1 body
Kennedy class II
Multiple Clasp – circlet
o Periodontally compromised
o 2 occlusal rest and 2 body
Combination Clasp
o Distal extension cases
o Abutment tooth with severe undercut