Common questions

What are remount casts?

What are remount casts?

Remount Casts Mix a small amount of impression plaster, place it on the lab bench and imbed the denture into it as shown . 17. Remount Casts After the plaster has set, remove the dentures from the cast, and trim them as shown. The remount casts will be used to mount the clinical remount records on the articulator .

What is indexing of master cast?

Indexing the master cast  Indexing is done to accurately remount the cast on an articulator.

What do you understand in cast mounting procedure?

  1. It is the procedure of attaching the maxillary and mandibular casts to.
  2. Determine the midline of the cast according to the midline of incisive -1 papilla and continue this line posteriorly all around the cast.
  3. medium.
  4. The maxillary cast is first attached to the upper member of the.

How do you pour master cast?

Pouring & Trimming the Master Casts

  1. Remove the boxing and beading wax or Play-Doh.
  2. Soak the impression and cast in warm water (140 degree F) until the border molding compound is soft, about 4-5 minutes.
  3. Carefully remove the impression from the cast using a lab knife.

What is primary cast?

PRIMARY CAST: Made according to a primary impression. Special tray is constructed onto it (after. outlining the borders of the special tray at the dental office)

Why is it called three point articulator?

• Why is a mean value articulator called so? Because it has 3 fixed mean values • intercondylar distance- 10 to 11cm • condylar guidance- 33degrees • incisal guidance- 9-12degrees Deepak Kumar Gupta [email protected] 52.

What is Hanau articulator?

INTRODUCTION. The HANAU™ Wide-Vue Articulators are classified as semi-adjustable. They are of Arcon principle, wherein the Condylar Guidances are associated with the Upper Articulator Member, as the patient’s glenoid fossa is a portion of the cranium, Figure 1.

What is split cast technique?

Split cast mounting is the method of mounting casts on the articulator. It is essentially a maxillary cast constructed in two parts with a horizontal division. The procedure allows for the verification of the accuracy of the initial mounting and the ease of removal and replacement of the cast.

Why is lab remounting done?

The purpose of the laboratory remount is to correct errors in occlusion that have occurred during processing, to return the dentures to the correct vertical dimension of occlusion and to restore centric contacts and bilateral balanced occlusion.

What is diagnostic cast?

A diagnostic dental cast is a cast model of a person’s teeth that a dental professional uses as a guide in the application of corrective or restorative dentistry. Such diagnostic casts are often referred to as study models. To do this, you may be asked to rest your upper teeth on a tongue depressor for several minutes.

What material is used for final impressions?

There are many materials for the final impression, such as gypsum, zinc oxide and eugenol (ZOE) paste, polysulfide rubber, polyether, polyvinyl siloxane, and alginate. Preferences vary much among dentists. However, there is no evidence that one technique or material produces better long term results than another.

When to use a split cast remount procedure?

• Minor faults can be corrected by selective grinding with dentures in patient’s mouth, if a split cast remount procedure was used immediately after the dentures were processed. • However, a general dental practice survey revealed that less than 5% of dentists use the split cast procedure to rectify the errors of processing 5.

How are split Casts mounted on an articu lator?

Split cast mounting is the method of mounting casts on the articu- lator. It is essentially a maxillary cast constructed in two parts with a horizontal division. The procedure allows for the verification of the accuracy of the initial mounting and the ease of removal and replacement of the cast.

How are dentures removed from a remoutning cast?

• After processing, but before the removal of the dentures from their casts, they are returned to the articulator. • This is accomplished by using split-cast mounting techniques, which allow easy location and removal of the cast from its mounting plaster on the articulator.

Which is the first part of split maxillary master cast?

The ‘‘split cast’’ is essentially a maxillary cast con- structed in two parts with a horizontal division. The first part of the split maxillary master cast with index grooves, is known as primary base.