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Tuesday, November 29, 2011

Ceramic Restorations

A successful restoration must begin with precise vision of tooth form taht is compatible with the patient's biological needs. As such, the patient is naturally the central member of the interdisciplinary team, which must reach a consensus on the final design of the restoration before treatment begins.

Pointers in Ceramic Dental Crowns
  1. Tooth form, arch configuration and oral composition.
  2. Biological, functional and anatomical assessment.
  3. Coordination of anterior and posterior guidance.
  4. Premature contact and the third wheel approach.

Goals for Dental Crown Design using the Three Plane Concept
  1. Contour guideline
  2. Emergence profile
  3. The concept of triangular structure 
  4. Gingival margin design of abutments for zirconia and porcelain fused to metal restorations.

Thursday, October 20, 2011

Comfortable Dentures

Traditionally there are two ways to reline complete dentures. The first and most commonly practiced is the hard reline method. Hard reline uses the basic self cured acrylic resin and monomer. The second one, soft reline is by using silicone based reline material which was introduced in the last decade.

The silicone material usually comes in paste form usually dispensed in tubes. Both procedures, hard and soft relines have their advantages and disadvantages for both patient and the dentist. Knowing when to use the conventional hard reline and soft reline is a must.

Wednesday, September 28, 2011

Infection Control in Dental Laboratory

To further lower the cost of dentures, it is important to establish infection control in the dental lab. This is to avoid the contamination of materials, dentures and other lab products. The observation of infection control will keep a healthy and clean environment keeping in mind that dental laboratories fabricate health products. Prostheses that are fabricated are inserted in human mouth cavity.

Sunday, August 21, 2011

Esthetics in Dentures

Removable dentures are affordable in comparison with Fixed Dentures. It shall always remain an option in prosthodontic treatment. With proper clinical management together with the technical fabrication in dental laboratory, whether they be conventional, non traditional or implant supported dentures, esthetics shall play a vital role in the patient's satisfaction next to comfort and fit. Esthetics would be the priority even with some cases. Cooperation and constant communication between the dentist and the dental lab are of utmost importance in denture fabrication.

Friday, July 22, 2011

Dental Porcelain

Porcelain is the most widely used material for the fabrication of crowns because of its excellent esthetic properties and its ability to closely mimic the appearance of tooth structure. Glazed dental porcelain is durable because it is smooth in texture and resistant to wear and discoloration. Its optical refractive properties is similar to enamel.

Monday, June 13, 2011

Affordable Upper Fixed Partial Denture

Fixed Partial Denture - Labial View

A 3 Units Porcelain Fused to Metal Fixed Partial Denture was contructed to replace a missing tooth (13, FDI Two-Digit Notation). Abutment teeth are upper right lateral incisor and upper right first premolar (12 and 14, FDI Two-Digit Notation). Missing tooth is upper right cuspid (13, FDI Two-Digit Notation). The patient is a 72 years old female.

Saturday, April 30, 2011

Temporary Removable Partial Dentures

Cast Clasps for temporary removable partial denture

Replacement is sometimes needed for shorter period of time that serve an alternative purposes than permanent replacement. Temporary Removable Partial Dentures are typically resin with wire retention. Temporary dentures may be indicated as part of treatment for
  • Sake of appearance.
  • Maintenance of space.
  • Reestablishment of occlusal relationship.
  • To condition teeth and alveolar ridges.
  • Interim restoration
  • Condition the patient for wearing a denture.