نتایج جستجو برای: balloon occlusion
تعداد نتایج: 78682 فیلتر نتایج به سال:
PURPOSE To determine the utility of [15O]H2O positron emission tomography (PET) for the quantitative determination of cerebral blood flow in patients undergoing balloon test occlusion of the internal carotid artery. METHODS Twenty-two [15O]H2O PET cerebral blood flow studies were completed on 20 patients for whom temporary or permanent occlusion of the internal carotid artery was being consid...
BACKGROUND AND PURPOSE Combined transarterial balloon-assisted endovascular embolization with double-lumen balloon microcatheters and concomitant transvenous balloon protection was described as a promising treatment technique for dural arteriovenous fistulae of the transverse and sigmoid sinus. The purpose of this study was to evaluate the technical efficacy and safety of this combined treatmen...
Objective This paper is aimed at investigating the role and value of the timing of balloon occlusion of the abdominal aorta during caesarean section in patients with pernicious placenta previa complicated with placenta accreta. Methods 79 cases admitted to the Second Affiliated Hospital of Zhengzhou University from September 2015 to December 2016 were treated with ultrasound mediated abdomina...
BACKGROUND AND PURPOSE Temporary balloon occlusion has become a routine and medically accepted technique for the management of patients with aneurysms or intracranial or head/neck tumors. We describe our experience using a nondetachable silicone balloon (NDSB) catheter in 103 endovascular temporary balloon occlusions of the internal carotid artery, with attention focused on technique, complicat...
AIMS Resuscitative endovascular balloon occlusion of the aorta has been a hot topic in trauma resuscitation during these last years. The aims of this systematic review are to analyze when, how, and where this technique is performed and to evaluate preliminary results. METHODS The literature search was performed on online databases in December 2016, without time limits. Studies citing endovasc...
PURPOSE To evaluate the risk of temporary or permanent internal carotid artery occlusion. METHODS In 156 patients intraarterial balloon test occlusion in combination with a stable xenon-enhanced CT cerebral blood flow study was performed before radiologic or surgical treatment. All 156 patients passed the clinical balloon test occlusion and underwent a xenon study in combination with a second...
The technology of optical coherence tomography (OCT) has evolved from time-domain to frequencydomain imaging. Time-domain OCT is most often performed using proximal balloon occlusion; as such, dimensions are smaller than measured using intravascular ultrasound (IVUS), presumably due to diminished perfusion pressure. Conversely, frequency-domain OCT does not require proximal balloon occlusion, t...
BACKGROUND Balloon advancement and dilation through chronic total occlusion segment could be challenging in some cases after successful wire crossing. The purpose of this study was to evaluate efficacy and safety of Tornus catheter (Asahi Intecc; Aichi, Japan) in percutaneous coronary intervention of chronic total occlusion in hard or balloon-uncrossable chronic total occlusion. METHODS The p...
BACKGROUND AND PURPOSE Stent-assisted coiling and balloon-assisted coiling are 2 well-established techniques for treatment of wide-neck intracranial aneurysms. A direct comparative analysis of angiographic outcomes with the 2 techniques has not been available. We compare the angiographic outcomes of wide-neck aneurysms treated with stent-assisted coiling versus balloon-assisted coiling. MATER...
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