نتایج جستجو برای: muscle pedicle bone grafting
تعداد نتایج: 642354 فیلتر نتایج به سال:
OBJECTIVE Laryngeal reconstruction is needed to preserve laryngeal function in patients who have undergone extensive vertical or frontal partial laryngectomy. However, the procedure remains a difficult challenge. Several reconstruction techniques have been described, but these techniques pose risks of complications such as laryngeal stenosis. This study aimed to evaluate the postoperative cours...
The goal of this study was to describe the intramuscular artery and nerve distribution in detail by different colors in the same whole mount gracilis muscle. Red latex injection into the external iliac artery was performed on 14 fresh human cadavers. Two weeks later, 28 gracilis muscles were harvested from the cadavers and during this course the number of the arterial pedicle of each specimen w...
PURPOSE To compare the efficacy of quadratus femoris muscle pedicle bone flap transplantation combined with hollow compression screw fixation versus AO hollow compression screw fixation in the treatment of femoral neck fracture for Chinese young and middle-aged patients. METHODS Case-controlled studies (CCTs) were used to compare the two operative methods in the treatment of femoral neck frac...
Soft tissue augmentation in hemifacial microsomia patients is a challenging procedure. Free microvascular flap transfer is considered usually as the most accepted choice. On the other hand, bone grafting, simultaneous with facial soft tissue augmentation using de-epithelialized orthograde submental flap, is a suggested procedure. Moreover, preoperative evaluation of facial artery and anterior b...
Reduction mammaplasty with nipple-areolar transposition on a medial pedicle was designed as an alternative to amputation and free nipple graft for women with severe mammary hypertrophy. The purpose of this study was to review the viability and sensory outcome of the nipple-areolar complex (NAC) in 72 women (133 breasts) after medial pedicle and inferior pedicle reduction mammaplasty between 199...
Introduction: Posterior reduction probably reduces only the periphery of the endplate with its strong annular attachments while the central area remains depressed allowing for efficient realignment of the spine, direct and indirect decompression. With distraction force, restoration of vertebral body height and partial clearance of bone or discal fragments from within the spinal canal by ligamen...
BACKGROUND Mainstay of post-burn reconstruction is release and split skin grafting. Pedicle flaps are cumbersome to the patient, require multiple procedures and hospitalization. Free flaps are technically demanding and facilities are not universally available. Here we evaluated the local perforator flaps for post-burn reconstruction. METHODS We have used sixteen perforator propellar flaps fo...
BACKGROUND Pedicle screw pullout due to poor bone quality, mainly caused by osteoporosis, is a common problem in spine surgery. Special implants and techniques, especially PMMA augmentation, were developed to improve the fixation of pedicle screws. PMMA injection into a pilot hole or through a screw involves the same risks as vertebroplasty or kyphoplasty, regardless of the technique used. Espe...
Sir, The importance of flexor carpi radialis (FCR) as a donor muscle in tendon transfers,[1,2] as a tendon graft[3,4] and as an anatomical landmark has been well established. The anatomical variations of FCR are very rare but can have great significance in such cases.[5,6] We report a rare case of congenital absence of FCR muscle found during an elective surgery of bone grafting for scaphoid no...
BACKGROUND There have been numerous studies conducted to investigate the pullout force of pedicle screws in bone with different material properties. However, fewer studies have investigated the region of effect (RoE), stress distribution and contour pattern of the cancellous bone surrounding the pedicle screw. METHODS Screw pullout experiments were performed from two different foams and the c...
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