1. Txhawb nqa: xyuas kom meej tias lub superstructure ruaj khov thiab tsis poob.
2. Kev coj ua rog: faib lub qhov ncauj rog rau cov pob txha.
3. Kev taw qhia: Xyuas kom meej tias cov txheej txheem kho kom raug yog qhov chaw.
4. Gingival contouring: pab kom rov zoo li qub ntawm cov pos hniav.