نتایج جستجو برای: expandable additive

تعداد نتایج: 71601  

Journal: :Orthopedics 2015
Zhen-Tao Zhou Yu-Chen Song Xiao-Zhong Zhou Hai-Bin Zhou Zong-Ping Luo Qi-Rong Dong

Femoral midshaft fracture is one of the most common clinical injuries and is often caused by high-energy traffic accidents. Intramedullary nailings, plates, and external fixators are all used as treatment alternatives for a variety of patients depending on fracture location, displacement, comminution, soft tissue condition, and local tradition. Locked intramedullary nailing is currently the pre...

Journal: :European Heart Journal 2022

Abstract Transcatheter aortoc valve implantation (TAVI) is performed under fluoroscopic control and can be associated with the need for long fluoroscopy times repeated cine acquisitions in angulated projections. The procedural steps TAVI balloon-expandable self-expanding prostheses differ may significant differences radiation exposure. Published data regarding patient or operator exposure are l...

Journal: :Bioengineering 2021

Aim: to investigate the factors implied in development of postoperative complications both self-expandable and balloon-expandable transcatheter heart valves by means finite element analysis (FEA). Materials methods: FEA was integrated into CT scans two cases device failure for valve thrombosis after successful implantation a CoreValve Sapien 3 valve. Data were then compared with patients who ha...

Journal: :The Journal of invasive cardiology 2013
Ronald K Binder Fabian Nietlispach Ronald G Carere

We report the innovation of both a partly-covered and completely-covered, variable-diameter, balloon-expandable stent that was custom-designed by NuMed, Inc for percutaneous closure of a baffle leak after total caval pulmonary connection (TCPC). A 50-year-old patient, born with tricuspid atresia, who had undergone TCPC, developed severe persistent cyanosis due to a right-to-left shunt through a...

Journal: :Orthopedics 2011
Santiago A Lozano-Calderón Samuel Kenan

Wide resection and reconstruction of tumors of the proximal tibia in the pediatric population are challenging procedures. The use of hinged, expandable prostheses may cause early closure of the distal femoral growth plate, which may increase the risk of limb discrepancy already present in this population. Between 1991 and 2001, 2 girls and 1 boy, aged 6, 6, and 4 years, respectively, were diagn...

Journal: :Cancer control : journal of the Moffitt Cancer Center 2001
M D Neel G D Letson

BACKGROUND The treatment of malignant bone tumors in skeletally immature patients is difficult because the required surgery removes the growth plate of one extremity. To date, few techniques for limb salvage have been successful due to complications involving limb expansion and limb-length discrepancy. Newer technology is now available for prosthetic replacements for modular expansion. METHOD...

2014
Birger Mensel Jens-Peter Kühn Andreas Hoene Norbert Hosten Ralf Puls

OBJECTIVE To assess the therapeutic outcome after endovascular repair of iliac arterial lesions (IALs) using a self-expandable Nitinol stent graft system. METHODS Between July 2006 and March 2013, 16 patients (13 males, mean age: 68 years) with a self-expandable Nitinol stent graft. A total of 19 lesions were treated: nine true aneurysms, two anastomotic aneurysms, two dissections, one arteri...

Journal: :EuroIntervention : journal of EuroPCR in collaboration with the Working Group on Interventional Cardiology of the European Society of Cardiology 2016
Robert-Jan M van Geuns Tuncay Yetgin Alessio La Manna Corrado Tamburino Géraud Souteyrand Pascal Motreff Karel T Koch Mathias Vrolix Alexander IJsselmuiden Giovanni Amoroso Jacques Berland Gilles Montalescot Emmanuel Teiger Evald H Christiansen René Spaargaren William Wijns

AIMS We sought to investigate the impact of the self-apposing, sirolimus-eluting STENTYS stent on midterm and long-term stent apposition and strut coverage compared with a zotarolimus-eluting balloon-expandable stent in ST-segment elevation myocardial infarction (STEMI) patients undergoing primary percutaneous coronary intervention (PPCI). METHODS AND RESULTS In the APPOSITION IV trial, 152 S...

Journal: :AJNR. American journal of neuroradiology 2005
Sergin Akpek Anil Arat Hesham Morsi Richard P Klucznick Charles M Strother Michel E Mawad

BACKGROUND AND PURPOSE Endovascular treatment of wide-necked aneurysms remains a therapeutic challenge. We conducted this study to evaluate the angiographic results and clinical outcome of patients treated with stent-assisted coiling by using a recently available self-expandable intracranial stent. METHODS A retrospective review of all patients treated with self-expandable stent-assisted coil...

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