نتایج جستجو برای: anastomosis and graft angle
تعداد نتایج: 16862941 فیلتر نتایج به سال:
PURPOSE To describe a new technique to assist aortoiliac stent-graft implantation in the presence of severe and extensive calcification. TECHNIQUE The use of an aortic stent-graft telescoped into the aorta and deployed partly within and partly outside the aorta is illustrated in 2 cases. In the first, the bifurcated stent-graft was deployed with the proximal end and body intraluminally within...
BACKGROUND The left internal mammary artery (LIMA) to left anterior descending coronary artery (LAD) graft is the most important graft in coronary artery bypass graft surgery.1 The length of the LIMA is fixed and situations may arise when this is inadequate.2 This may not be apparent during the cardiopulmonary bypass until after the anastomosis has been performed and the lungs re-expanded. We d...
OBJECTIVE The aim of the study was to evaluate laser-assisted fluorescent-dye angiography (LAA) to assess perfusion in the gastric graft and to correlate perfusion with subsequent anastomotic leak. BACKGROUND Anastomotic leaks are a major source of morbidity after esophagectomy with gastric pull-up (GPU). In large part, they occur as a consequence of poor perfusion in the gastric graft. MET...
Perioperative myocardial ischemia is rare but serious complication of CABG. Graft dysfunction, coronary artery thrombosis and incomplete revascularization are main causes. Pharmacological treatment, intra aortic counter pulsation and immediate additional grafting have limited results. Treatment strategy based on coronary angiography findings could lessen the burden of high mortality rate in the...
The Cabrol technique is reserved where the conventional 'button' or Bentall techniques fail to maintain a tension-free anastomosis between the coronary arteries and aortic conduit. However, the side-to-side anastomosis of the interposition graft that connects the coronary ostia with the aorta in the Cabrol, may lead to kinking or tension, and subsequent occlusion. We present a case of successfu...
due to the limiting workspace of parallel manipulator and regarding to finding the trajectory planning of singularity free at workspace is difficult, so finding a best solution that can develop a technique to determine the singularity-free zones in the workspace of parallel manipulators is highly important. in this thesis a simple and new technique are presented to determine the maximal singula...
OBJECTIVE To report on the original surgical management of a patient with severe trauma of both legs involving anastomosis of an omentum free flap with an emergency vascular bypass. METHODS After stabilization of the knee with an external fixator, a femoral-tibial bypass graft was performed to revascularize the leg with the contralateral great saphenous vein. Ten days later, an omentum free f...
BACKGROUND This study describes a simple and stable cervical heterotopic kidney transplantation method in rats that uses artery sleeve anastomosis, vein cuff anastomosis and preserving-bag techniques. METHODS The donor graft, consisting of kidney, renal vein (RV), renal artery (RA) and a ureterocystic flap, was removed en bloc and perfused in situ. The donor RA was end-to-end anastomosed to t...
introduction aortic surgery has made much progress recently. yet the combination of aortic surgery and coronary artery bypass grafting has remained a major issue for the surgeons. patient and observation herein, we present a case of severe aortic insufficiency with aortic aneurysm concomitant with single coronary artery disease on the right coronary artery. the patient underwent bentall procedu...
a 32-year-old female patient with previous bentall operation and mitral valve repair surgery due to severe aortic insufficiency, mitral valve insufficiency, and ascending aortic aneurysm was admitted to our hospital with serious dyspnea, fatigue, and mild chest pain. two-dimensional echocardiography demonstrated a markedly dilated basal aorta and cardiac chambers. thoracic computed tomography s...
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