Indication of Alternative removable partial dentures
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Transcript of Indication of Alternative removable partial dentures
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Indications ofAlternative RPD designs
Indications ofAlternative RPD designs
Amin AmusallamahAmin Amusallamah
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1. Acrylic r esin RPDs
2. Attachments for RPDs
3. Swing – lock RPDs
1. Acrylic r esin RPDs
2. Attachments for RPDs
3. Swing – lock RPDs
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Acrylic resin RPDsAcrylic resin RPDs
1. Materials that are fl exible and intended to fit into tooth and soft - tissue undercuts.
2. Used after an immediate extraction in which a patient requires stabilization and function during the healing phase of therapy.
3. The resin removable partial denture also is designed to restore appearance until a defi nitive prosthesis can be fabricated
1. Materials that are fl exible and intended to fit into tooth and soft - tissue undercuts.
2. Used after an immediate extraction in which a patient requires stabilization and function during the healing phase of therapy.
3. The resin removable partial denture also is designed to restore appearance until a defi nitive prosthesis can be fabricated
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Interim removable partial denture with anterior prosthetic teeth- nos. 9 &10.
Teeth on the cast have been designated for removal prior to fabrication of the
immediate transitional RPD.
The wax - up showing replacement of teeth nos. 23 – 26 on the immediate
transitional RPD.
Interim RPD, occlusal view shows wire clasps for retention on bilateral
second premolars.
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Attachments for RPD sAttachments for RPD s
1. Intracoronal attachments:• Intracoronal attachments can help obtain
esthetic results when used in lieu of traditional.
1. Intracoronal attachments:• Intracoronal attachments can help obtain
esthetic results when used in lieu of traditional.
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Cont…Cont…
2. Extracoronal attachments:• They are equally as esthetic as intracoronal
attachments, but unlike intracoronal attachments, they have the ability to provide more resilience as a stress.
2. Extracoronal attachments:• They are equally as esthetic as intracoronal
attachments, but unlike intracoronal attachments, they have the ability to provide more resilience as a stress.
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Cont…Cont…
3. Overdenture attachments• They are used to treat partially edentulous
patients according to 3 general categories: posterior edentulous areas, anterior edentulous areas, and interim prostheses.
3. Overdenture attachments• They are used to treat partially edentulous
patients according to 3 general categories: posterior edentulous areas, anterior edentulous areas, and interim prostheses.
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Swing – lock RPDsSwing – lock RPDs
• Few remaining natural teeth for a conventional RPD
• Periodontally compromised natural teeth.
• Remaining natural teeth in poor position to support a conventional RPD.
• Excessive alveolar bone loss either through traumatic injury or surgical intervention.
• Few remaining natural teeth for a conventional RPD
• Periodontally compromised natural teeth.
• Remaining natural teeth in poor position to support a conventional RPD.
• Excessive alveolar bone loss either through traumatic injury or surgical intervention.
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Cont…Cont…
The vertical projection arms of the labial arm of a swing - lock
removable partial denture can compromise overall esthetic
results during speech.
Five mandibular anterior natural teeth provide too few remaining
teeth for a conventional extracoronal clasp - retained removable partial denture.
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Thank youThank youReference Reference
Removable Partial Dentures A Clinician’s Guide John D. Jones
Alternative Removable Partial Dentures …. ch-6