نتایج جستجو برای: dental implant abutment design
تعداد نتایج: 1154291 فیلتر نتایج به سال:
Resonance frequency analysis (RFA) has become the main tool used to assess the osseointegration of dental implants. The objective of this study was to verify the relationship between the ISQ values with different prosthetic abutments and with the implant platform. The hypothesis was that ISQ values changes according to the abutment height. Twelve patients were included, whose contribution to th...
PURPOSE The purpose of this study was to record the effectiveness of Gold-Tite square abutment screws, tightened to 35 Ncm with a torque indicator, in maintaining a clinically stable implant/abutment connection. MATERIALS AND METHODS The study consisted of 73 patients who were treated with 110 Osseotite implants. All patients were restored with either pre-machined titanium or customized UCLA ...
With an increase in the availability of implant restorative components, the selection of an appropriate implant abutment for a given clinical situation has become more challenging. This article describes a systematic protocol to help the practitioner more thoughtfully select abutments for single and multiple unit fixed implant prostheses. The article examines the evaluation, planning, design, a...
Dental implantlarda implant ve protetik yapı arasındaki bağlantı vida tutuculu veya siman olabilmektedir. Siman retansiyonlu restorasyonlarda abutment kuronun bölgesindeki simanda oluşacak marjinal sorunlar kemik kaybına yol açabilecek peri-implant hastalıklara sebep olabilir. Artık miktarını azaltmak için üstü sabit tedavide çeşitli simantasyon teknikleri geliştirilmiştir. Bunlardan biri de ek...
The present study evaluates the effects of occlusal loading on an implant-supported dental implant with external hexagon implant-abutment systems, using finite element method analysis. Tensile analyses were performed to simulate different axial and obliquous masticatory loads. influence variations in contouring conditions interfaces was analyzed weigh osseointegration linear non-linear cases, b...
The aim of this study was to evaluate the effect of water irrigation on heat dissipation kinetics following abutment preparation of 1-piece dental implants. UNO 1-piece dental implants were mounted on Plexiglas apparatus clamping the implant at the collar. T-type thermocouple was attached to the first thread of the implant and recorded thermal changes at 100 millisecond intervals. Implants were...
Background and Aims: Dental implants have been studied for replacement of missing teeth for many years. Productivity of implants is extremely related to the stability and resistance under applied loads and the minimum stress in jaw bone. The purpose of this study was to study numerically the 3D model of implant under thermal loads. Materials and Methods: Bone and the ITI implant were modele...
Aim: This study evaluated the influence of a wide diameter on extra-short dental implant stress distribution as retainer for single implant-supported crowns in atrophic mandible posterior region under axial and oblique load. Methods: Four 3D digital casts an mandible, with implant-retained crown 3:1 crown-to-implant ratio, were created finite element analysis. The used was either 4 mm (regular)...
W ith the increasing acceptance of dental implants, there is a greater need for the dental profession to ensure the recipient site for an implant is adequate. The presence or absence of an anatomical limitation should always be confirmed beyond a reasonable doubt. Conventional two-dimensional radiographs (PAs, or panoramic films) 1 have limitations as diagnostic tools because they don't convey ...
Background: Single-tooth replacement often requires a prefabricated dental implant and a customized crown. The benefits of individualization of the abutment remain unclear. Purpose: This randomized controlled clinical trial aims to study potential benefits of individualization of zirconia implant abutments with respect to preservation of marginal bone level and several clinical and patient-base...
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