In cases where the decay of teeth crown is too devastated ie, after caries removal, the resulting cavity cannot be satisfactorily compensative for the classic seal (either amalgam or composite), then preparing of inlays starts.
Inlays are usually made of ceramic or metal (though nowadays it is rare). The main difference between the inlay and the seal is in addition to the material that is made, and that the inlay is made out of patient’s mouth. Therefore, for the manufacture of inlays at least two visits to the dentist are needed. In the first visit to remove the mass and then carious tooth is prepared for the inlay. Then an impression is taken. Based on the fingerprint technician in the laboratory prepares inlay which is then, in the second visit, cemented in the mouth of the patient. Depending on the size of the inlay and prevalence of cavities occurring after caries removal, we distinguish between two forms of benefits, including: