昭和59年における冠・架工義歯補綴に関する統計的観察その1 単独冠について

application/pdfA study was made of 1435 crowns which had been fabricated for patients at the Prosthodontic Clinic of Matsumoto Dental College during 1984. Some of the results were as follows: 1) 42.99% of the patients were males and 57.0% were females. 2) 87.85% of the patients were between 20 and 59 years old. 3) Crowns of the upper abutment teeth were more abutment than for the lower abutment teeth. 4) 82.86% of the crowns were fabricated for non-vital teeth. 5) 57.85% of the crowns were fabricated as full cast crowns, 23.90% as facing crowns (20.56% as porcelain fused to metal crowns, 3.34% as resin faced crowns), 8.50% as jacket crowns (resin jacket crowns were all of them), 6.69% as partial coverage crowns and 2.16% as dowel crowns.journal articl