نتایج جستجو برای: muscle pedicle bone grafting

تعداد نتایج: 642354  

BACKGROUND Current teaching suggests increased perfusion in free transverse rectus abdominis myocutaneous (TRAM) flaps over pedicled TRAM flaps, broadening indications for its use in high risk patients. This study compared perfusion analysis of free muscle-sparing versus pedicle TRAM flaps in vivo in the peri-operative and late post-operative periods. METHODS The SPY-Elite system using...

2014
Sang Wha Kim Young Hun Kwon Youn Hwan Kim

Developments in microsurgical techniques and instruments have enabled the high success rate of microvascular tissue transfers. Initially, the survival of a free flap is dependent on its vascular pedicle, and the failure of flaps generally occurs within seven days of surgery. Several experimental studies have shown that pedicles can be ligated 5 to 10 days after the operation. Hence, at that tim...

2017
Jun Xuan Jian Chen Hui He Hai-Ming Jin Di Zhang Yao-Sen Wu Nai-Feng Tian Xiang-Yang Wang

Thoracic cortical bone trajectory (CBT) screw fixation can maximize the thread contact with cortical bone, and it is 53.8% higher than that of the traditional pedicle screws. Moreover, it can also enable less tissue dissection and retraction for reduced muscle disruption.Eighty pediatric patients are divided into 4 age groups and their thoracic vertebrae are analyzed on computed tomography (CT)...

AKBAR BERDAD,

Two patients with penile skin loss who were operated in 1991 are reviewed retrospectively. In both of them skin grafting was mandatory (due to large skin defects on the penile shaft). Causative factors were localized infection in one case and verrucae accuminata in another. In both cases a random flap from the skin of the inner surface of the thigh was applied. The pedicle flap was later t...

Journal: :The spine journal : official journal of the North American Spine Society 2009
B G Santoni R A Hynes K C McGilvray G Rodriguez-Canessa A S Lyons M A W Henson W J Womack C M Puttlitz

BACKGROUND CONTEXT Achieving solid implant fixation to osteoporotic bone presents a clinical challenge. New techniques and devices are being designed to increase screw-bone purchase of pedicle screws in the lumbar spine via a novel cortical bone trajectory that may improve holding screw strength and minimize loosening. Preliminary clinical evidence suggests that this new trajectory provides scr...

Background: Iliac osteotomies in adolescent patients may accompany graft related difficulties such as graft absorptionand delayed union. A new modification of iliac osteotomies has been proposed to address these difficulties.Methods: A total of 24 consecutive hip joints in 21 juvenile or adolescent patients who were candidate for salter ortriple pelvic osteotomy were included....

2008
Jae Chul Lee Yon-Il Kim Byung-Joon Shin

STUDY DESIGN This is a retrospective series. PURPOSE We wanted to analyze the safety and effectiveness of using the newer generation metallic implants (pedicle screws and/or titanium mesh) for the treatment of tuberculous spondylitis. OVERVIEW OF THE LITERATURE: There have been various efforts to prevent the development of a kyphotic deformity after the treatment of tuberculous spondylitis, i...

Journal: :The Journal of bone and joint surgery. British volume 1970
B Barfod M Pers

Free skin grafting has become recognised as a valuable part of the primary treatment of traumatic skin defects. However, free skin grafts can be used only when the base of the wound is vascularised. Fascia and muscle are ideal recipient sites whereas covering of tendons, bones and open joints needs pedicle flaps carrying their own blood supply. When extensive skin loss has occurred around an op...

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