نتایج جستجو برای: anorganic bovine bone

تعداد نتایج: 375813  

2012
AR. Rokn N. Moslemi B. Eslami H. Khandagh Abadi M. Paknejad

OBJECTIVE 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. MATERIALS AND METHODS Eighteen bo...

Journal: :Clinical oral implants research 2010
Pietro Felice Gerardo Pellegrino Luigi Checchi Roberto Pistilli Marco Esposito

OBJECTIVES To evaluate whether 7-mm-long implants could be an alternative to longer implants placed in vertically augmented posterior mandibles. MATERIALS AND METHODS Sixty patients with posterior mandibular edentulism with 7-8 mm bone height above the mandibular canal were randomized to either vertical augmentation with anorganic bovine bone blocks and delayed 5-month placement of ≥10 mm imp...

Journal: :journal of dentistry, tehran university of medical sciences 0
y. soleymani shayesteh a. khorsand p. motahhary m. dehghan ma. shafiee ardestani

statement of problem: reconstruction methods are an essential prerequisite for functional rehabilitation of the stomatognathic system. platelet-rich plasma (prp) offers a new and potentially useful adjunct to bone substitute materials (e.g. xenografts) in oral and maxillofacial bone and implant reconstructive surgery. purpose: an animal study was carried out to investigate the influence of prp ...

Journal: :iranian endodontic journal 0
arash khojasteh assistant professor, director of basic science research, department of oral and maxillofacial surgery, dental research center, faculty of dentistry, shahid beheshti university of medical science, tehran, iran mohammad hossein ghahremani associate professor, department of pharmacology and toxicology, faculty of pharmacy, tehran university of medical sciences, tehran, iran seyed nasser ostad professor, department of pharmacology and toxicology, faculty of pharmacy, tehran university of medical sciences, tehran, iran mohammad eslami professor, department of oral and maxillofacial pathology, tehran university of medical sciences, tehran, iran pourya motahhary golnaz morad dental research center, shahid beheshti university of medical science

introduction : deproteinized bovine bone mineral (bio-oss) is a xenogenic bone substitute, widely used in maxillofacial bone regeneration. the aim of this in vitro study was to investigate its influence on the growth behavior of human osteosarcoma cell line, saos-2 culture, and compare it with the physiologic dose of dexamethasone, an inductive factor for osteoblasts. materials and methods: hum...

2016
Michael E. Janssen Ashvin I. Patel Iain H. Kalfas

(NDI), and Neurological Success endpoints, and similar adverse Study Design. A prospective, randomized, controlled, parallel, single-blinded noninferiority multicenter pivotal FDA IDE trial. Objective. The objective of this study was to investigate efficacy and safety of i-Factor Bone Graft (i-Factor) compared with local autograft in single-level anterior cervical discectomy and fusion (ACDF) f...

Journal: :journal of dentistry, tehran university of medical sciences 0
a khorsand associate professor, department of periodontics, school of dentistry, tehran university of medical sciences, tehran, iran. a a r rasouli ghahroudi p motahhari m rezaei rad y soleimani shayesteh

the objective of this study was to evaluate the effect of accell connexus(®) on the quality and rate of healing in experimental defects of rabbit calvarium compared to bio-oss®.twelve 2.5-3.5 kg weighing new zealand white rabbits were used. three defects (3×6 mm) were created in the cranium of the animals subsequently filled with accell connexus(®), bio-oss® or served as controls. the animals w...

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