نتایج جستجو برای: osseointegration
تعداد نتایج: 2246 فیلتر نتایج به سال:
Nowadays dental implants are a predictable and popular treatment option for tooth replacement in completely or partially edentulous patients. Implants preferred over conventional due to certain advantages it offers like preservation of bone; adjacent teeth, durability, better mastication speech etc.Implant comes direct bone contact anchors through osseointegration. Successful osseointegration r...
PURPOSE Implant surface treatments that improve early osseointegration may prove useful in long-term survival of uncemented implants. We investigated Acid Etching and Plasma Cleaning on titanium implants. METHODS In a randomized, paired animal study, four porous coated Ti implants were inserted into the femurs of each of ten dogs. PC (Porous Coating; control)PC+PSHA (Plasma Sprayed Hydroxyapa...
At present, limited functional data exists regarding the application and use of biomechanical and imaging technologies for oral implant osseointegration assessment. The objective of this investigation was to determine the functional apparent moduli (FAMs) that could predict the dynamics of oral implant osseointegration. Using an in vivo dental implant osseous healing model, two FAMs, functional...
Received August 6, 2003 Abstract Osseointegration is the described phenomenon of bonding between bone and certain metals, in particular, titanium. The "inert" bond is of significant strength and longevity and has been clinically applied in the different clinical disciplines for their varied applications. This article explores the extraoral applications of osseointegration in the anchorage of he...
Background Alendronate (ALO) is a second-generation bisphosphonate used widely in osteopenic individuals for increasing bone density. Calcitonin (CT) is approved for the treatment of osteoporosis and other diseases involving accelerated bone turnover. Successful implant osseointegration depend ,in part, on state of host bone and its healing capacity, accordingly,it is necessary to clarify which...
Metallic implants are widely used in the field of implantology, but there still problems leading to implant failures due weak osseointegration, low mechanical strength for implant, inadequate antibacterial properties, and patient satisfaction. Implant failure can be caused by bacterial infections poor osteointegration. To improve functionalization, many researchers focus on surface modification...
A digital measurement method for lowinvasive clinical diagnosis of metallic prosthesis osseointegration was proposed. Electrical impedance spectroscopy is exploited to characterize the quality of the interface bone-prosthesis tissue. In this paper, in vitro and in vivo experimental results of the application of the proposed method to the evaluation of osseointegration of metallic implants used ...
Surface topography has significant influence on good and fast osseointegration of biomedical implants. In this work, ultrasonic shot peening was conducted to modify titanium to produce nanograined (NG) surface. Its ability to induce new bone formation was evaluated using an in vivo animal model. We demonstrated that the NG surface enhanced osteoblast adhesion, proliferation, differentiation, an...
Implant success is achieved by the synergistic combination of numerous biomechanical factors. This report examines the mechanical aspect of implants. In particular, it is focused on macrodesign such as thread shape, pitch, width and depth, and crestal module of implants. This study reviews the literature regarding the effect of implant thread geometry on primary stability and osseointegration u...
Currently available implants for osseointegration in transfemoral amputees are OPRA system and ISP System which shows many advantages over conventional socket fixation. To overcome the limiting issues like periprosthetic bone losses in osseointegration, a new design was developed. The analysis of both OPRA and New design was compared with a normal femur bone during daily activities. The results...
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