单词 | post crown |
释义 | post crownn. Dentistry. A prosthetic dental crown held in place by a post or wire sunk into the root of the tooth. ΘΚΠ the world > health and disease > healing > dentistry > [noun] > a restoration > crown crown1781 pivot tooth1842 crown cap1876 jacket crown1891 post crown1905 three-quarter veneer1924 veneer crown1927 veneer1930 1905 G. Evans Pract. Treat. Artific. Crown-, Bridge-, & Porcelain Work ii. 58 Each of these conditions causes fracture of roots carrying post or dowel crowns. 1936 J. R. Schwartz Cavity Prep. & Abutment Constr. in Bridgework xvii. 183 The earliest attempts to incorporate esthetics in the mechanical procedures of tooth restoration was the banded dowel, or postcrown, with a porcelain facing, presented by Dr. C. M. Richmond, many years ago. 1963 C. R. Cowell et al. Inlays, Crowns, & Bridges viii. 90 An effective temporary post-crown consists of acrylic resin on a preformed post or wire. 1990 Internat. Endodontic Jrnl. 23 239 Forty-eight hours after obturation each group of 15 teeth was prepared to accept a post crown. This entry has been updated (OED Third Edition, December 2006; most recently modified version published online March 2022). < n.1905 |
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