نتایج جستجو برای: dehiscence defects
تعداد نتایج: 137262 فیلتر نتایج به سال:
background: decalcified freeze-dried bone allograft (dfdba) may have the potential to enhance bone formation around dental implants. our aim in this study was the evaluation and comparison of two types of dfdba in treatment of dehiscence defects around euroteknika ® implants in dogs. methods: in this prospective clinical trial animal study, all mandibular premolars of three iranian dogs wer...
PURPOSE The aim of this study was to determine the clinical feasibility of using dehydrothermally cross-linked collagen membrane (DCM) for bone regeneration around peri-implant dehiscence defects, and compare it with non-cross-linked native collagen membrane (NCM). METHODS Dehiscence defects were investigated in twenty-eight patients. Defect width and height were measured by periodontal probe...
Third window abnormalities are defects in the integrity of the bony structure of the inner ear, classically producing sound-/pressure-induced vertigo (Tullio and Hennebert signs) and/or a low-frequency air-bone gap by audiometry. Specific anatomic defects include semicircular canal dehiscence, perilabyrinthine fistula, enlarged vestibular aqueduct, dehiscence of the scala vestibuli side of the ...
Background: Local facial flaps are frequently used reconstructive option and are carrying very good outcome as regard matching, texture, and less scarring. This study was designed retrospectively to evaluate the flap survival and aesthetic outcome of the three commonly used local facial flaps. Material and methods: Retrospective analysis of 175 patients whom were managed by local fasciocutanous...
Background and Aims: Cone beam computed tomography (CBCT) produces high-quality data about diagnosis and periodontal treatment. To date, there is not enough research regarding periodontal bone measurement using CBCT. The aim of this study was to compare the accuracy of CBCT in measuring periodontal defects to that of intraoral radiography and probing methods.Materials and Methods: Two-hundred a...
Background: The dramatically increased in CS delivery will essentially increase incidence of cesarean scar defects (CSD) rate, which has deleterious effect on mother's health as ectopic pregnancy, placenta previa and morbidly adherent placenta, dehiscence, postmenstrual spotting, inter-menstrual bleeding, dysmenorrheal, dyspareunia, secondary infertility.
BACKGROUND Use of collagen membrane (CM) with xenograft and recombinant human platelet-derived growth factor (rhPDGF) in guided bone regeneration (GBR) is debatable. The aim of this microcomputed tomographic experiment was to assess the efficacy of using PDGF and xenograft (with or without CM) for GBR around immediate implants with dehiscence defects. METHODS Ten beagle dogs underwent atrauma...
OBJECTIVE To analyze the clinical outcomes of endosseous implants following guided bone regeneration (GBR) procedures to correct dehiscence/fenestration defects associated with implant placement. METHODS/SEARCH STRATEGY: A Medline search was performed for human studies published in English focusing on GBR procedures for the correction of dehiscence/fenestration defects associated with the place...
OBJECTIVES To examine bone formation in dehiscence defects using biphasic hydroxyapatite/β-tricalcium phosphate plus biphasic calcium sulfate (BCP/BCS). MATERIAL After extractions, 24 mandibular buccal dehiscence defects (3 × 3 mm) were treated with BCP/BCS (E), membrane (MC), or control (NC). Histology and histomorphometric analysis were performed. RESULTS After 6 weeks, bone formation was...
AIM This study sought to investigate dimensional changes to the alveolar bone following extraction and application of novel devices used for obturation of socket orifice (socket cap) and space maintenance in sockets with facial dehiscence (socket cage). MATERIAL AND METHODS Six Macaca fascicularis had six teeth each removed according to the following intervention groups (groups A-C intact alv...
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