نتایج جستجو برای: impression

تعداد نتایج: 16462  

ژورنال: مجله دندانپزشکی 2012
جعفری, عباسعلی, خیرخواه, اسماعیل, فلاح تفتی, عباس, لطفی کامران, محمدحسین,

Background and Aims: Since impression materials usually contact with saliva, blood, and oral soft tissues, their microbial contamination are harmful in immunocompromised patients. The aim of the present study was to determine the bacterial and fungal contamination in common impression materials. Materials and Methods: In current lab trial study, 5 different samples from each 4 impression mater...

ژورنال: مجله دندانپزشکی 2012
سیادت, حکیمه, علی‌خاصی, مرضیه, فتحی, بی‌تا, منزوی, عباس,

Background and Aims: Accurate recording of implant location is required to achieve passive fit and have the implants without stress concentration. The aim of this in-vitro study was to evaluate the dimensional and angular accuracy of open-tray and closed-tray impression techniques using polyether impression material and also to assess the surface detail reproduction of the tooth while impressio...

Journal: :The Proceedings of the Annual Convention of the Japanese Psychological Association 2019

This article describes the clinical procedures for a modified putty-wash impression technique. In this method, the hydraulic pressure induced from planned flowing the wash material from the inner surface of putty impression toward the vestibules pull over the gingival tissues covering the finishing line. This simple method reduces the need to using retraction cord in normal depth finishing line...

Journal: :journal of dentistry, tehran university of medical sciences 0
s. mir mohammad rezaei a. monzavi a. dehghan naieri

statement of problem: low- fusing compound (type 1) is used for border molding and impressions. flow and reproducibility of surface detail are two important characteristics of these materials. there are no valid data available comparing domestic and imported brands. purpose: the purpose of this study was to evaluate these two properties of four different products including kerr (kerr manufactur...

Journal: :journal of dentistry, tehran university of medical sciences 0
m. farzin assistant professor, department of prosthodontics, school of dentistry, shiraz university of medic h. panahandeh dentist, private practice

objective: the aim of this study was to evaluate the dimensional stability of casts made from an alginate impression material poured immediately and stored after specific periods. materials and methods: the common alginate used in iran (super; iralgin, golchai co., tehran, iran) was tested. a master model was mounted on a special device and used to obtain the impressions. these impressions were...

1999
Hugo E. Schwarz

This paper gives a personal impression of the conference “Asymmetrical PNe II: From Origins to Microstructures”, flags some of the highlights, gathers together some facts and terminology, and indicates some promising future lines of work in this field.

2017

Basilar impression is a skeletal malformation characterized by translocation of the upper cervical spine and clivus into the foramen magnum, giving rise to various symptoms related to brainstem, upper spinal cord, and cerebellar compression. It is generally classified as primary (familial), in which the defect is unaccompanied by intrinsic abnormalities of bone, or as secondary, reflecting an i...

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