Safe to do porcelain teeth

In China, about 3 million people to varying degrees, missing teeth, and the installation of a porcelain tooth is dental way many people, it is also installed a large population base porcelain teeth, porcelain teeth do not safety safety will be asked a less frequent, dental experts say that hospitals safe to do porcelain teeth.

Porcelain dentistry full name is "porcelain fused to metal crown." What are the steps to do porcelain teeth? Production of a metal ceramic teeth, need to first be made ​​of metal alloy substrate, and then cover the surface of the alloy powders and high temperature in a vacuum sintering furnace-fused porcelain formed. This made ​​a porcelain tooth, crown porcelain outside not dental equipment a big difference, within the crown are divided into many types, including: nickel-chromium alloys, cobalt-chromium alloy, titanium, gold alloy, and the latest rise of zirconium dioxide for the all-ceramic dental materials. All questions for porcelain teeth are also within the crown around its metal case - the fear of poor health porcelain teeth, porcelain teeth, is worried about the crown of metal materials used on the body. For this reason, in a porcelain dental crown material is the decisive factor in the price. Currently, nickel-chromium alloy for the crown of porcelain teeth in the cheapest price, while being questioned is the safety Expert analysis of the whole process of denture of these porcelain teeth. Survey shows that in the past 20 to 30 years, about 900,000 cases of Ni-Cr alloy porcelain crown may cause allergy in 5 cases (with allergy symptoms, but did not check for allergens and further confirm the diagnosis, after switching to other material, allergy symptoms), not seen lead to kidney failure cases.