نتایج جستجو برای: dental implants
تعداد نتایج: 208127 فیلتر نتایج به سال:
background and aims. despite the very good results, implant treatment has also been associated with some failures. the aim of this study was to evaluate the success rate, survival rate, and tissue health indices around xive® dental implants placed in patients in a dental office in isfahan. materials and methods. in this cross-sectional study, 129 xive® dental implants were selected. a form was ...
Objectives: Prosthodontic rehabilitation using dental implants has become a common practice in dentistry at the present time. Although severe complications related to dental osseointegrated implants are uncommon, in recent years several cases of oral squamous cell carcinoma adjacent to dental implants have been published. Study Design: A 67-year-old edentulous woman developed an oral squamous c...
BACKGROUND A worrying correlation which seems to be overlooked by clinicians is allergic reactions to titanium (Ti) in patients with dental implants. PURPOSE The aim of the present review study was to assess whether or not Ti sensitivity is associated with allergic reactions in patients with dental implants. MATERIALS AND METHODS To address the focused question "Can Ti cause allergic reacti...
objectives: osteoblasts are the most important cells in the osseointegration process. despite years of study on dental implants, limited studies have discussed the effect of saliva on the adhesion process of osteoblasts to implant surfaces. the aim of this in vitro study was to evaluate the effect of saliva on morphology and differentiation of osteoblasts attached to implant surfaces. materials...
introduction: implant bed preparation with laser is taken into consideration owing to the increased interest in use of lasers in hard tissue surgery. the purpose of this study is to determine the deviations in the position and inclination between the planned and prepared implant beds with erbium, chromium doped yttrium scandium gallium garnet (er,cr: ysgg) laser using stereolithographic (sla) s...
conclusions based on the clinical and radiographic examinations, implant-tooth approximation (less than 1 mm or direct contact) is not related to pulp vitality of the tooth. further studies with larger sample sizes are necessary to confirm the results of the study. results among the 31 assessed implants and the adjacent intact teeth, 13 implants had direct contact and 18 implants had proximity ...
A fundamental improvement of restorative dentistry is the compensation of missing teeth by insertion of artificial dental roots allowing retention of dental prosthesis. The function of dental implants conserves a permanent perforation of the mucosa and upholds a non-physiological contact of bone with foreign material and oral micro-organisms. Occasionally head and neck cancer patients are sched...
This review highlights a brief, chronological sequence of the history of dental implants. This historical perspective begins with ancient civilizations and spotlights predominant dentists and their contributions to implant development through time. The physical, chemical and biologic properties of various dental implant surfaces and coatings are discussed, and specific surface treatments includ...
BACKGROUND Rough-surface implants have become very popular during the last 10 years due to greater reported bone-implant-contact and bone volume between implant threads compared to machined-surface implants. PURPOSE The aim of this clinical report is to present the 26-year clinical outcomes of machined-surface implants supporting screw-retained fixed dental prostheses in a 77-year-old woman. ...
background: the aim of this study is to evaluate and compare the crestal bone loss and stability of single mandibular posterior dental implants placed in immediate functional loading (ifl) and immediate nonfunctional loading (infl) during 6 months after placement. materials and methods: forty single piece root form titanium implants were placed in 20 patients using ifl and infl techniques. the ...
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