Place the porcelain metal joint away from the soft tissues.
Pontic design for a metal ceramic bridge should.
However wherever possible the maximum thickness of metal should be used commensurate with the maintenance of gingival health.
Place the porcelain metal joint away from the soft tissues.
Asked jun 19 2017 in released q17 by dr kaur 82 990 points ndeb.
Minimum thickness of connector for the posterior bridge should be 2 5 mm occluso gingivally and 2 5 mm bucco lingually.
Evidence to support or refute the effectiveness of ceramic materials for fixed prosthodontic treatment over metal ceramic.
Pontic design for a metal ceramic bridge should 1.
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The components of a bridge are retainers pontics and connectors.
Control thermal conductivity 4 only all of the above 1 2 3 1 and 3 2 and 4.
Allow for complete coverage of the metal by the porcelain.
However while a traditional bridge uses dental crowns on the abutment teeth a maryland bridge uses a framework of either metal or porcelain that is bonded onto the backs of the abutment teeth.
Asked mar 24 2017 in released q17 by dr kaur 82 990 points ndeb released question.
Therefore pontic design especially when replacing an existing bridge needs to specifically be addressed just as you would the length and shape of the abutment teeth.
It must be easily cleaned.
Each part of the bridge should be designed individually but within the context of the overall design.
For resin bonded bridges the pontic should have light contact in intercuspal.
Allow for complete coverage of the metal by the porcelain.
Provide for a rigid restoration.
Fixed movable bridges have a major retainer at one end of the pontic.
Provide for a rigid restoration.
A pontic exerting too much pressure against the ridge may cause.
Pontic design for a metal ceramic bridge should.
A metal ceramic pontic must fulfill certain requirements.
Provide for a rigid restoration.
Pontic design for a metal ceramic bridge should 1.
Sensibility testing assessment of patient aims motivation abutment tooth selection and bridge design.
I will readily admit that for many many years of practice i never gave instructions.
All of the above.
1 and 3 c.
Pontic design for a porcelain fused to metal bridge should 1.
Allow for complete coverage of the metal by the porcelain.
1 2 3 b.
2 and 4 d.