In-ceram全瓷冠前牙修复的临床研究

目的：探讨和评价In-cerarn全瓷冠在前牙修复中的应用及其临床牙科美学特征．方法：用金刚砂车针进行常规的全瓷冠牙体预备，取印模、灌制模型，自然光线下用Vita比色板比色、选色，用Vita In-ceramAlumina系列烤瓷粉制作修复体，临床试戴、调改、粘结．结果：94％的病人对In-cerarn全瓷冠修复非常满意，6％满意．结论：In-cerarn全瓷冠修复前牙无论从维护牙龈组织的健康还是从临床牙科美学的角度都不失为一种满意的修复手段．

Clinical Approach of the In-ceram All Ceramic Crown in Restoration of Anterior Teeth

Objective: To study the clinical esthetic characteristics and application of the In-ceram all ceramic crown to restore anterior teeth.Methods: A regular preparation of anterior teeth related for the In-ceram all ceramic crown.Impression taken, model poured, special die made and the color of teeth being chosen under natural light.Thereafter, Vita In-ceram alumina all ceramic crown had been manufactured for clinical use.A preliminary try-in, adjustment, polishing and cementation.Results: 94% of patients felt greatly satisfied with the In-ceram all ceramic crown and 6% of them received with satisfaction.Dental clinical examination showed that the color of the in-ceram all ceramic crowns had not been changed over 5 year clinical survey.All patients with a good marginal adaptation had no ceramic breakdown and loose teeth.Only 2.6% of patients appeared mild gingivitis.Conclusion: The use of the In-ceram all ceramic crown in restoration of anterior teeth can achieve a satisfied clinical results both in the value of esthetics and in the health of gingivae.