نتایج جستجو برای: osseointegration
تعداد نتایج: 2246 فیلتر نتایج به سال:
Abstract Aim Major trauma to the limbs often results in amputation and can have a debilitating effect on an individual’s physical psychological health. Currently, conventional management remediate consequences of limb is Traditional Socket-mounted Prosthesis (TSP) for affected limbs. However, its use associated with various complications, such as skin ulcers, increased fracture risk, nerve pain...
Abstract Background Implants are a predictable and well-established treatment method in dentistry. Nevertheless, looking at possible failures of dental implants, early late loss have to be distinguished. The intent the study was report microbiological findings on surface implants with severe peri-implantitis, which had explanted. Methods 53 specimens from 48 patients without general illnesses b...
objectives: with side effects of antibiotics taken into consideration, the necessity of antibiotic therapy after simple implant placement procedures is still a subject of debate and the existing literature on this topic is widely controversial. the aim of this study was to assess the effect of postoperative amoxicillin therapy on early colonization of peri-implant sulcus after implant placement...
conclusions p. gingivalis and p. intermedia could play a role in implant failure by changing the expression profiles of genes related to bone formation and resorption. results viability was reduced to 56.8% (p. gingivalis) and 52.75% (p. intermedia) at 1000 multiplicity. amongst 48 genes examined, expressions of bmper, smad1, il8 and nfrkb were found to be highly upregulated by both bacterial c...
DEVELOPMENT AND APPLICATION OF BIOMIMETIC ELECTROSPUN NANOFIBERS INTOTAL JOINT REPLACEMENTbyWEI SONGMay 2014Advisor: Dr. Weiping RenMajor: Biomedical EngineeringDegree: Doctor of Philosophy Failure of osseointegration (direct anchorage of an implant by bone formation at the bone‐implant surface) and implant infection (such as that caused by Staphylococcus aur...
Novel biomedical titanium (Ti) implants with high osteogenic ability for fast and good osseointegration under normal as well as osteoporotic conditions are urgently needed. Expanding on our previous in vitro results, we hypothesized that nanotubular, strontium-loaded (NT-Sr) structures on Ti implants would have favorable osteogenic effects and evaluated the in vivo osseointegration of these imp...
This study was conducted to evaluate the effects of a 3D-printed resorbable polycaprolactone/poly(lactic-co-glycolic acid)/β-tricalcium phosphate (PCL/PLGA/β-TCP) membrane on bone regeneration and osseointegration in areas surrounding implants and to compare results with those of a non-resorbable titanium mesh membrane. After preparation of PCL/PLGA/β-TCP membranes using extrusion-based 3D prin...
Although initial considerations in implant dentistry have claimed that the process of osseointegration requires on average an undisturbed healing of three months in the mandible and six months in the maxilla 1-3, an increasing interest has been noticed with regard to early and immediate loading of implants to expedite the restorative outcome. Donath et al. reported that load exerted at the impl...
For centuries, clinicians have been attempting to replace missing teeth with suitable synthetic materials. Dental implants are fixtures that serve as replacements for the root of the missing natural tooth and becoming popular in the current day dental practice. Success or failure of the dental implant treatment is mainly based on the principles of creating and maintaining an interface between t...
Ceramic materials show excellent esthetic behavior, along with an absence of hypersensitivity, making them a possible alternative implant material in dental surgery. However, their surface properties enable only limited osseointegration compared to titanium implants. Within this study, a novel surface coating technique for enhanced osseointegration was investigated biologically and mechanically...
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