نتایج جستجو برای: saphenous vein
تعداد نتایج: 70941 فیلتر نتایج به سال:
Background: To evaluate the medium and late term outcomes of coronary artery bypass grafting with pull-through coronary endarterectomy using a saphenous vein patch for bypass distal anastomosis site. Methods: Retrospective review of all coronary artery bypass graft (CABG) procedures performed from January 1, 2000 through June 30, 2013 with and without concomitant coronary endarterectomy (CE), w...
The optimal management of complex proximal lower extremity vein injuries remains controversial. Ligation can be tolerated but is sometimes complicated by venous hypertension and possible limb loss. At the same time, the relatively large size of these proximal veins does not lend itself very well to the use of simple saphenous vein grafts, in cases when simple venorrhaphy is not feasible. We des...
Preoperative venous duplex scanning has revealed unexpected deep venous incompetence in patients with apparently only varicose veins. Acting on the hypothesis that the deep vein reflux was secondary to deep vein dilation caused by reflux volume, the following was done. Between July 1990 and April 1993, 29 limbs in 21 patients (16 females) were examined by color-flow duplex imaging to determine ...
developed in the late 1960s by Favaloro and using saphenous vein grafts dramatically changes the treatment and the prognosis of patients with ischemic coronary artery disease. The aim of the surgical procedure is to improve patients’ quality of life alleviating anginal symptoms and restore physical activity, as well as increasing survival in certain groups of patients, especially in those at hi...
OBJECTIVE Long-term durability of saphenous vein grafts used for coronary artery bypass grafting is limited by neointimal formation. Arterial vascular injury is known to activate intracellular mitogen-activated protein kinases, including extracellular signal-regulated kinases and c-jun N-terminal kinases, that affect cell differentiation, proliferation, migration, and apoptosis. This study test...
conclusions in our patients, the ra grafts had an acceptable patency rate in 2 to 5 years’ follow-up. although the sv grafts had a relatively higher patency rate than ra grafts in our asymptomatic patients, the patency rates in ra and sv grafts were close to each other. the ra graft function was poor in the patients with a higher number of risk factors and in the females. background patency of ...
Varicose veins are an extremely common medical condition (present in 5-30% of adults). Surgery remains the gold standard of care in patients with varicose veins, however several newer interventions have been recently introduced which need to be evaluated. During the standard surgery it is imperative to demonstrate and ligate the tributaries of the saphenofemoral junction in combination with str...
OBJECTIVES To obtain a suitable conduit from the lesser (short) saphenous system for use in coronary artery bypass surgery. We wanted to perform this while the patient was in the supine position as to not disrupt the standard operation, and at the same time, utilizing the endoscopic vein harvest technique with its obvious abilities to decrease vein harvest morbidity. We also theorized that thro...
Acetylstrophanthidin, 1.0 to 10.0 fig/ml, caused contraction of strips of the lateral saphenous vein of the dog in an organ bath at 37°C. The superior mesenteric vein, which exhibited spontaneous activity in the organ bath, responded to acetylstrophanthidin with an almost immediate increase in tension and an increased frequency of contractions; this was followed by a sustained contraction which...
BACKGROUND Proliferation of the intima is an early lesion of saphenous vein graft disease. Early patency rates of radial artery grafts are acceptable, but little is known about their risk of intimal hyperplasia. METHODS AND RESULTS To develop a model of intimal hyperplasia, we incubated human saphenous veins, internal mammary arteries, and radial arteries (n=6, 8, and 10, respectively) in an ...
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