نتایج جستجو برای: implant geometry

تعداد نتایج: 190677  

Journal: :Atlas of the oral and maxillofacial surgery clinics of North America 2006
Scott D Ganz

Implant dentistry has evolved into one of the most predictable treatment alternatives for partially and completely edentulous patients. The initial excitement about successful osseointegration has allowed clinicians to offer an extended set of treatment alternatives that include single tooth replacement to full mouth reconstruction. Pioneering protocols of the early 1980s relied on a two-stage ...

Journal: :journal of dentistry, tehran university of medical sciences 0
sara koosha assisstant professor, department of prosthodontics, islamic azad university of medical science, branch of dentistry, tehran, iran. fatemeh sadat mirhashemi

tooth/implant supported fixed prostheses may present biomechanical design problems, as the implant is rigidly anchored within the alveolus, whereas the tooth is attached by the periodontal ligament to the bone allowing movement. many clinicians prefer tooth/implant supported fixed prosthesis designs with rigid connectors. however, there are some doubts about the effect of attachment placement i...

اکبرزاده باغبان, علیرضا, باغستانی, احمدرضا, بیات, محمد, جعفریان, محمد, حسینی فرد, حسین, شمس زاده, ساینا, پاکروان, امیرحسین,

Background and purpose: The aim of this study was to investigate the relationship between the implant survival rates and the length and diameter in disabled veterans attending Qazi Tabatabai Dental Clinic, Tehran, Iran during 2000-2010. Materials and methods: A retrospective study was conducted in 181 disabled veterans referring to Qazi Tabatabai Clinic. They received 1,255 implants from thr...

ژورنال: مجله دندانپزشکی 2010
برقعی, سیده هستی, بقایی نایینی, روشنک, نوکار, سعید,

Background and Aims: The All-on-4 design with its significant advantages is an appropriate model in reconstruction of edentulous mandible. Evaluation of stress and strain distribution in this model is necessary for better judgment. The purpose of this FEA study was to measure stress and strain distribution on peri-implant bone in All-on-4 design in edentulous mandible. Materials and Methods: Th...

Introduction: Evaluating the frequency of complications in implant supported prosthesis such as screw loosening and porcelain fracture is important for prevention and management of these problems. The purpose of this study was to evaluate the frequency of implant-supported fixed prosthesis complications in Yazd dental school  in 2020. Methods: In this descriptive cross-sectional study, the pat...

Background: Various sizes of implants need to be available during surgery. The purpose of this paper is to comparebody height and shoe size with implant sizes in patients who underwent total knee replacement surgery to see whichbiomarker is a better predictor for preoperative planning to determine implant size.Methods: A total of 100 knees, belonging to 50 females and 50 males, were observed. P...

Journal: :international journal of molecular and cellular medicine 0
eriberto bressan department of neurosciences, university of padua, padua, italy. daniele botticelli faculty of dentistry, university of medical science, la habana, cuba. stefano sivolella department of neurosciences, university of padua, padua, italy. franco bengazi faculty of dentistry, university of medical science, la habana, cuba. riccardo guazzo department of neurosciences, university of padua, padua, italy. luca sbricoli department of neurosciences, university of padua, padua, italy.

the biological interaction between the jaw bones and dental implant is fundamental for the long-term success of dental implant placement. nevertheless, the insufficient bone volume remains a major clinical problem, especially in case of immediate dental implant. using a canine model, the present study proves the regenerative potential of adipose- derived stem cells (adscs) to repair peri-implan...

Journal: :Annals of translational medicine 2016
Mo Saffarini Guillaume Demey Luca Nover David Dejour

BACKGROUND The study aimed to compare trochlear profiles in recent total knee arthroplasty (TKA) models and to determine whether they feature improvements compared to their predecessors. The hypothesis was that recent TKA models have more anatomic trochlear compartments and would display no signs of trochlear dysplasia. METHODS The authors analyzed the geometry of the 6 following TKA models u...

2014
Manuel Jiménez-Melendo Oriol Llena-Blasco August Bruguera Jaime Llena-Blasco Rosa-María Yáñez-Vico Manuel García-Calderón Cristina Vaquero-Aguilar Rocío Velázquez-Cayón José-Luis Gutiérrez-Pérez Daniel Torres-Lagares

OBJECTIVES This study was undertaken to characterize the mechanical response of bare (as-received) and single-layer ceramized zirconia abutments with both internal and external connections that have been developed to enhanced aesthetic restorations. MATERIAL AND METHODS Sixteen zirconia implant abutments (ZiReal Post®, Biomet 3i, USA) with internal and external connections have been analyzed....

Journal: :Clinical oral implants research 2008
Jean-Pierre Albouy Ingemar Abrahamsson Leif G Persson Tord Berglundh

AIM The aim of the present study was to analyze tissue reactions to plaque formation following ligature removal at commercially available implants exposed to experimental peri-implantitis. MATERIAL AND METHODS Six Labrador dogs about 1 year old were used. All mandibular premolars and the three anterior premolars in both sides of the maxilla were extracted. After 3 months four implants represe...

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