Comfortable PFM Dental Crown Non-precious Good Biocompatibility

Advantage                                                                                                                                         

1. The Well Closing Edge

It requires that porcelain crown must close to margin and extend to the 0.8 mm under the gum, plus special water-insoluble bonding materials, to ensure that the sealing of the edge.

2. Beautiful
The main characteristic of porcelain teeth is adjustable color, refraction, essentially same as natural teeth, and never change color

3. Good Biocompatibility
High corrosion resistance, very small stimulation of gum, especially low allergy probability.

4. High Intensity

Ceramic powder at high temperature melt together, enough to bear the masticatory force of the mouth

5. Well Protect Tooth Hard tissue and dental pulp
After PFM crown be finished, the whole real teeth were sealed in the restoration, and adhesive has good sealing, it can be very good to prevent the outside stimulate to dental pulp.

6. Restoring the lack of teeth and jaw

7. Price is best competitive in restoration.

Disadvantage                                                                                                                                    

1. The metal corrosion resistance is poor, in the mouth saliva and food formation of the complex environment of electrolyte and acid-base environment, not stable enough.

2. Nickel element will be gradually released, most of time (generally a few years later) is a transparent black (for metal ion infiltration), redness and swelling, bleeding, atrophy, affect beautiful and healthy teeth.But as long as under the guidance of doctors, more careful, general won't appear serious phenomenon, so don't need to worry too much patients who want to do the common PMF crown

Indication                                                                                                                                          

1. lack of the tooth is less, interval missing teeth is better, it's appropriate to use porcelain crown to restore after pull out teeth three months

2. The discoloration of Anterior teeth, tetracycline stain teeth, dental fluorosis, conical teeth, enamel hyperplasia lead to discolor, unfavorable use other ways to restore or required by patients;

3. The height is appropriate for abutment crown which lack of tooth on either side, shape is normal, no looseness, pulp without pathological changes, grew up root, periodontal normal, normal tooth arrangement for request beauty patient.

Case