نتایج جستجو برای: bone defects

تعداد نتایج: 429138  

Introduction: Bone is one of the tissues that have a true potential for regeneration. However, sometimes the bone defects are so outsized that there is no chance of bone self-repair and restoration or the damage is such that it is not possible to repair with medical or surgical interventions. In these situations, bone grafts are the treatment of choice, but due to several obstacles, including l...

Journal: :dental research journal 0
anushi mahajan suresh kedige

background: bone loss is one of the hallmarks of periodontitis. hence, a major focus of research into periodontal regeneration has concentrated on the initiation of osteogenesis. osteoinduction requires the differentiation of mesenchymal cells into osteoblasts with subsequent formation of new bone. the present study has been carried out to evaluate periodontal bone regeneration in intrabony def...

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...

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: :journal of dentistry, tehran university of medical sciences 0
ar rokn dental implant research center, school of dentistry, tehran university of medical sciences, tehran, iran. n moslemi b eslami h khandagh abadi m paknejad

both anorganic bovine bone (abb) and β-tricalcium phosphate (β-tcp) are used in clinical practice as bone substitute materials, but there is limited data comparing these two materials in standardized defects. the aim of this study was to histologically evaluate the effectiveness of abb and β-tcp in the healing of experimentally induced bone defects.eighteen bone defects were created on the calv...

Journal: :iranian journal of veterinary research 2006
s. saifzadeh r. hobbenaghi sh. hodi

bone has a capability to repair itself when it is fractured. repair involves the generation of intermediatetissues, such as fibrous connective tissue, cartilage and woven bone, before final bone healing can occur. theprocess of cartilage-to-bone transition (cbt) is a key for the achievement of rigid bone healing duringfracture repair. we tested this potential for elastic cartilage using a long ...

R. Hobbenaghi S. Saifzadeh, Sh. Hodi

Bone has a capability to repair itself when it is fractured. Repair involves the generation of intermediatetissues, such as fibrous connective tissue, cartilage and woven bone, before final bone healing can occur. Theprocess of cartilage-to-bone transition (CBT) is a key for the achievement of rigid bone healing duringfracture repair. We tested this potential for elastic cartilage using a long ...

Journal: :journal of dental research, dental clinics, dental prospects 0
vahid esfahanian dr hedayatollah golestaneh dr omid moghaddas dr mohamad reza ghafari dr

background and aims. connective tissue grafts with and without periosteum is used in regenerative treatments of bone and has demonstrated successful outcomes in previous investigations. the aim of present study was to evaluate the effectiveness of connective tissue graft with and without periosteum in regeneration of intrabony defects. materials and methods. in this single-blind randomized spli...

Journal: :journal of dental research, dental clinics, dental prospects 0
nader abolfazli fariba saleh saber ardeshir lafzi amir eskandari sarah mehrasbi

background and aims. complete and predictable regeneration of tissue lost as a result of infection or trauma is the ultimate goal of periodontal therapy. various graft materials have been successfully used in the treatment of intrabony defects. the purpose of this study was to evaluate the use of a decalcified freeze-dried bone allograft (cerabone) with the autogenous bone graft as a gold stand...

Journal: :journal of dental biomaterials 0
s. raoofi department of periodontology, school of dentistry, shiraz university of medical sciences, shiraz, iran s. sabagh department of periodontology, school of dentistry, shiraz university of medical sciences, shiraz, iran mr. shabahangfar department of periodontology, school of dentistry, shiraz university of medical sciences, shiraz, iran gh. mozafari department of periodontology, school of dentistry, shiraz university of medical sciences, shiraz, iran m. ghoraishiabhari department of endodontics, school of dentistry, shiraz university of medical sciences, shiraz, iran

statement of problem: there are limited histomorphometric studies on biologic efficacy of high density tetrafluoroethylen (d-ptfe) membrane. objectives: to investigate the healing of surgically induced grade ii furcation defects in dogs following the use of dense polytetrafluoroethylene as the barrier membrane and to compare the results with the contra lateral control teeth without the applicat...

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