نتایج جستجو برای: autograft
تعداد نتایج: 3439 فیلتر نتایج به سال:
OBJECTIVES The Ross procedure is the aortic valve-replacement procedure of choice in children. Nonetheless, late autograft re-operation for dilatation and/or valve regurgitation is of concern. We examined whether preoperative haemodynamic manifestation (e.g., stenosis, regurgitation and mixed aortic valve disease) affected late re-operation risk. METHODS Medical records of 227 children who un...
BACKGROUND Ankle and hindfoot arthrodesis is often supplemented with autograft to promote bony union. Autograft harvest can lead to increased perioperative morbidity. Purified recombinant human platelet-derived growth factor BB homodimer (rhPDGF-BB) has stimulated bone formation in mandibular defects and hindfoot fusion. This randomized controlled trial evaluated the efficacy and safety of rhPD...
closure of fascia after transverse rectus abdominis musculocutaneous (tram) flap has usually been performed with direct closure or synthetic material. the dermal autograft was removed from zone iv of flap was an alternative to reinforce fascial closure. the dermal autograft was used in 34 patients after tram harvest for breast, head and neck reconstruction and prolene mesh was used in 42 other ...
BACKGROUND AND PURPOSE Bone morphogenic proteins (BMPs) can be used in non-unions to replace autograft. BMPs induce osteoblasts and (less well known) also osteoclasts, which can in turn be controlled by a bisphosphonate. In the present study, our aim was to improve the biological effect of autologous bone graft by adding an anabolic BMP, with or without bisphosphonates, in an open-fracture mode...
BACKGROUND The Ross procedure is commonly used to treat aortic valve disease in pediatric and adult patients. For infants, data are limited regarding survival, reintervention, autograft growth, and function. METHODS AND RESULTS The Ross procedure was performed in 27 infants <18 months of age (median age 5.7 months). All patients had congenital aortic stenosis (AS); associated lesions included...
BACKGROUND Anterior cruciate ligament (ACL) reconstruction is considered as the standard surgical procedure for the treatment of ACL tear. However, there is a crucial controversy in terms of whether to use autograft or allograft in ACL reconstruction. The purpose of this meta-analysis is to compare autograft with allograft for patients undergoing ACL reconstruction. METHODS PubMed, EMBASE, an...
OBJECTIVE The purpose of this study is to verify the usefulness of autograft versus allograft in the radiographic and clinical outcome in early period after the surgery. METHODS We performed a retrospective review of 38 patients who had undergone one- or two-level anterior cervical discectomy and fusion (ACDF) with rigid anterior plate fixation from March 2006 to May 2009. Interbody graft mat...
Long-segment tracheal stenosis in infants and small children is difficult to manage and can be life-threatening. A retrospective review of 12 patients who underwent surgery for congenital tracheal stenosis between 1996 and 2004 was conducted. The patients' median age was 3.6 months. All patients had diffuse tracheal stenosis involving 40-61% (median, 50%) of the length of the trachea, which was...
*(Unfeasible is defined as autograft is no longer available because of prior use or insufficient tissue or the candidate is unacceptable because of any of the following reasons obesity, over 65 years of age, morbidity preventing harvesting at autograft donor site (infection, fracture), excessive risk of anatomic disruption from harvesting, osteoporosis, concurrent medical conditions and co-morb...
Objective(s): The aim of this study was to evaluate the final outcome of nerve regeneration across the eggsell membrane (ESM) tube conduit in comparison with autograft. Materials and Methods: Thirty adult male rats (250-300 g) were randomized into (1) ESM conduit, (2) autograft, and (3) sham surgery groups. The eggs submerged in 5% acetic acid. The decalcifying membranes were cut into four pie...
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