A Clinical Investigation on the Fit of Full Cast Crowns Made by Various Impression Materials and Investment Techniques.
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Comparison of the fit of cast gold crowns fabricated from the digital and the conventional impression techniques
PURPOSE The purpose of this study was to compare the fit of cast gold crowns fabricated from the conventional and the digital impression technique. MATERIALS AND METHODS Artificial tooth in a master model and abutment teeth in ten patients were restored with cast gold crowns fabricated from the digital and the conventional impression technique. The forty silicone replicas were cut in three se...
متن کاملMicroleakage of various cementing agents for full cast crowns.
OBJECTIVES To evaluate microleakage and marginal gaps in full cast crown restorations bonded with six different types of cementing agents. METHODS Sixty non-carious human premolars and molars were prepared in a standardized manner for full cast crown restorations. The mesial and distal margins were located in dentin, while the vestibular and palatal/lingual margins were located in enamel. Cro...
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در این رساله با معرفی سقف های psscb متشکل از ترکیب ورق های فولادی ذوزنقه ای و تخته های سیمانی الیافی به عنوان سقف های پیش ساخته (سازگار با سیستم سازه ای قاب های فولادی سبک) به بررسی پارامترهای موثر بر صلبیت سقف، پرداخته می شود. در تحقیق حاضر ابتدا به مدل سازی دو نمونه سقف آزمایش شده، به روش اجزاء محدود با استفاده از نرم افزار تحلیلی abaqus ver 6.10 پرداخته شده است. نمونه های ساخته شده تحت اعما...
A clinical outcome comparison of the conventional altered cast impression with a modification altered cast impression technique
A clinical outcome comparison of the conventional altered cast impression with a modification altered cast impression technique Dr. M. Farzin *- Dr. F. Bahrani ** - Dr. A. Zareie *** *Assistant Professor of Prosthodontics Dept., Faculty of Dentistry, Shiraz University of Medical Sciences. **Clinical Instructor of Prosthodontics Dept., Faculty of Dentistry, Shiraz University of Medical Sciences....
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ژورنال
عنوان ژورنال: Nihon Hotetsu Shika Gakkai Zasshi
سال: 1999
ISSN: 1883-177X,0389-5386
DOI: 10.2186/jjps.43.80