Patent ID: 6659772
Filing Date: 2003-12-09
Classification: A61C

Abstract:
A method of preparing a provisional restoration for a human tooth, comprising the steps of:preparing an impression matrix forming a shell of the tooth receiving the provisional restoration using an impression material; preparing the tooth receiving the provisional restoration by reduction and applying a dental adhesive to the surface of the reduced tooth; trimming the impression matrix such that the cervical portion of the prepared tooth is exposed when the impression matrix is fully seated over the prepared tooth; forming the incisal portion of the provisional restoration by filling the shell of the impression matrix with a flowable composite resin, seating the impression matrix over the prepared tooth, removing the excess flowable composite resin from the exposed cervical portion of the prepared tooth, and curing the remaining flowable composite resin; and forming the cervical portion of the provisional restoration by removing the impression matrix from the newly formed incisal portion of the provisional restoration, applying a sculptable composite resin to the cervical portion of the prepared tooth, and free-form sculpting and curing the sculptable composite resin to form the cervical portion of the provisional restoration.