(28 days)
Cercon Base is a partially sintered yttria (yttrium oxide) stabilized zirconia (zirconium oxide) powder that is machined and then sintered to full density. It is designed for use as a substructure (framework) for single tooth or bridge type restorations. Applications include both anterior and posterior locations.
Cercon Base is a partially sintered yttria (yttrium oxide) stabilized zirconia (zirconium oxide) powder that is machined and then sintered to full density.
I am sorry, but based on the provided text, I cannot extract any information about acceptance criteria or a study proving that a device meets such criteria. The document is a 510(k) premarket notification letter from the FDA regarding a dental ceramic device named "Cercon Base." It primarily discusses the regulatory approval process, classification, and general compliance requirements for marketing the device. There is no mention of specific acceptance criteria, performance studies, sample sizes, expert qualifications, or ground truth establishment.
§ 872.6660 Porcelain powder for clinical use.
(a)
Identification. Porcelain powder for clinical use is a device consisting of a mixture of kaolin, felspar, quartz, or other substances intended for use in the production of artificial teeth in fixed or removable dentures, of jacket crowns, facings, and veneers. The device is used in prosthetic dentistry by heating the powder mixture to a high temperature in an oven to produce a hard prosthesis with a glass-like finish.(b)
Classification. Class II.