Denture Prosthodontics: Reline, Rebase, and Repair Quiz
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Questions and Answers

What is the purpose of relining a denture?

  • To border mold the denture with green stick compound
  • To replace the denture base with new material without changing the occlusal relations of the teeth
  • To create a butt joint between the denture and the flanges
  • To resurface the denture base with new material to make it fit the underlying tissues more accurately (correct)

What are the reasons for relining a denture?

  • Patterns of Resorption in the mandible
  • Border molding the denture with green stick compound
  • Loss of retention and stability (correct)
  • Replacement of a denture base with new material without changing the occlusal relations of the teeth

What is the procedure for relining a denture in the mandible?

  • Border mold the denture with green stick compound and mount the upper half of the jig to the cast
  • Remove acrylic from the intaglio surface and make an impression with polysulphide material
  • Make an impression in the denture with impression material capable of accurately reproducing soft tissue
  • Reduce the flanges to create a butt joint and lubricate both parts of the jig with petroleum jelly (correct)

What is the purpose of rebase in denture prosthetics?

<p>To replace the denture base with new material without changing the occlusal relations of the teeth (D)</p> Signup and view all the answers

What is the purpose of tissue conditioning in denture procedures?

<p>To improve the health of the oral mucosa (D)</p> Signup and view all the answers

What are tissue conditioners made of for short-term use?

<p>Plasticized acrylics (A)</p> Signup and view all the answers

What is the purpose of denture rebase process?

<p>Creating a new base for the denture (A)</p> Signup and view all the answers

What is involved in the denture repair process?

<p>Removing and adding new acrylic to the denture surface (B)</p> Signup and view all the answers

What is the step prior to making new dentures or relining old ones?

<p>Tissue conditioning (D)</p> Signup and view all the answers

What is involved in the rebasing process for dentures?

<p>Using a denture flask to create a new base for the denture (B)</p> Signup and view all the answers

What is the purpose of the denture flask in rebasing process?

<p>To create a new base for the denture (B)</p> Signup and view all the answers

What is necessary before repairing a fractured complete denture?

<p>Determining and correcting the cause of the fracture (D)</p> Signup and view all the answers

What are common denture fractures?

<p>Midline fractures of maxillary denture and tooth fractures (B)</p> Signup and view all the answers

What is involved in the reparative process for fractured complete dentures?

<p>Assembling fractured pieces with wax and making necessary adjustments (A)</p> Signup and view all the answers

Flashcards

Denture Relining

Resurfacing the denture base with new material for a better fit.

Reasons for Relining

Loss of denture retention and stability.

Mandibular Denture Relining

Reducing flanges to create a butt joint, lubricating the jig with petroleum jelly.

Denture Rebase

Replacing the denture base with new material without changing the bite.

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Tissue Conditioning

Improving the health of the oral mucosa (gum tissue).

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Tissue Conditioner Material

Plasticized acrylics for short-term.

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Denture Rebase Process

Creating a new base for the denture.

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Denture Repair Process

Adding or removing acrylic to fix the denture.

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Step Before Denture Relining or New Dentures

Tissue conditioning to promote healthy gums.

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Denture Rebasing Process

Using a denture flask to create a new base.

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Purpose of Denture Flask

To create a new base for the denture.

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Before Repairing a Cracked Denture

Determine and fix the cause of the fracture.

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Common Denture Fractures

Midline fractures (top denture) and tooth fractures.

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Fractured Denture Repair Process

Joining pieces with wax, making adjustments.

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Study Notes

  • Denture rebase process involves separating the denture from the cast, cleaning the cast, preparing the denture by reducing the intaglio surface and lubricating certain areas
  • If the denture base is not suitable for relining, a rebase can be done instead which involves trimming back the acrylic denture base, fixing the block of teeth in place, and adding new base material
  • Rebasing process uses a denture flask to create a new base for the denture
  • Tissue conditioning is necessary before making new dentures or relining old ones to improve the health of the oral mucosa
  • Procedure involves having the patient close into centric relation, checking occlusion and vertical dimension, and applying tissue conditioner which is left in place for several hours
  • Tissue conditioners can be made of silicones for long-term use or plasticized acrylics for short-term use
  • Denture repair involves assembling fractured pieces with wax, trying them against a cast or opposing dentition, and making necessary adjustments to ensure correct fit
  • Common denture fractures include midline fractures of the maxillary denture and tooth fractures
  • When repairing a fractured complete denture, cause of the fracture must be determined and corrected, and the pieces assembled with wax against a cast or opposing dentition to ensure proper fit
  • Repair process may involve removing acrylic from the denture surface, adding new acrylic, and adjusting the occlusion.

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Description

Test your knowledge of denture prosthodontics with this quiz on the concepts of relining, rebasing, and repair of complete dentures. Learn about the reasons for relining and the differences between relining and rebasing.

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