نتایج جستجو برای: clamp of aorta
تعداد نتایج: 21167590 فیلتر نتایج به سال:
PURPOSE To investigate and compare the effects of propofol and midazolam on inflammation and oxidase stress in children with congenital heart disease undergoing cardiac surgery. MATERIALS AND METHODS Thirty-two ASA class I-II children with congenital heart disease undergoing cardiac surgery were randomly divided into two groups: propofol combined with low dose fentanyl (PF group, n = 16) and ...
A single cardiomyocyte is a vital tool in the cellular and subcellular level studies of cardiac biology diseases as fundamental unit contraction electrical activity. Hence, isolating viable, high-quality cardiomyocytes from heart initial most crucial experimental step. Comparing various protocols for adult mice, Langendorff retrograde perfusion successful reproducible method reported literature...
The syndrome of the mesenteric clamp or Wilkies is defined by a compression third duodenum between superior artery, and aorta . symptoms are variable non specific. Management based first on medical treatment with recourse most often to surgery if failure. We report review literature reporting an observation case. Observation: This 27-year-old patient history intermittent chronic vomiting since ...
Methods Three patients with a story of ascending aorta aneurysm were selected from October 2012 to December 2012. Trans thoracic echocardiography, angio CT scan and a coronarography were performed during the pre op evaluation. The surgical procedure was performed on beating heart in off pump using a low dose of heparin (5000 UI). A side clamp was used to plicate longitudinally the ascending aor...
Abstract Background and purpose: Recent studies showed that erythropoietin (EPO) despite having role in hematopoiesis, has non-hematopoietic tissue protective effects on ischemia-reperfusion injury. In this study we evaluated the effects of erythropoietin on reducing ischemia-reperfusion injuries after coronary artery bypass graft surgery (CABG). Materials and methods: 60 patients that was ...
Objective(s): The goal of this research was to develop a mouse orthotopic liver transplantation (LTx) model from donor-after-cardiac-death (DCD) grafts. Materials and Methods: Mice were randomly assigned to the experimental group or the sham group. The mice in the experimental group were divided into three groups according to the warm ischemia time (WIT) of liver graft: normal LTx, WIT 30 minut...
A novel ZVZCS isolated dual series-resonant active-clamp dc–dc converter is proposed to obtain high efficiency. The proposed converter employs an active-clamp technique, while a series-resonant scheme controls the output voltage with the complementary pulse width modulation controller. The active-clamp circuit serves to recycle the energy stored in the leakage inductance or the magnetizing ...
Article history: Received: 12 Mar 2011 Accepted: 29 July 2011 Available online: 5 Nov 2012 ZJRMS 2013; 15(4): 33-38 Background: 5TCoronary Artery Bypass Graft surgery (CABG) is one of the most common surgery procedures performed annually in worldwide. The objective of this study is to determine the prevalence and risk factors of the early neurologic complications emerged after CABG surgery. Mat...
Wortmannin, an inhibitor of phosphatidylinositol 3-kinase, was systemically infused during a hyperinsulinemic euglycemic clamp to investigate its effects in vivo. Rats were infused under anesthesia with saline, 10 or 20 mU.min-1.kg-1 insulin, wortmannin (1 microg.min-1.kg-1)+saline, or wortmannin+insulin (10 mU.min-1.kg-1); wortmannin was present for 1 h before and throughout the 2-h clamp. Fem...
Background—To simplify extensive primary repair of the thoracic aorta in acute type A aortic dissection, we developed the open triple-branched stent graft placement technique. The early results of this new technique are reported. Methods and Results—Between June 2008 and November 2009, 30 patients with acute Stanford type A aortic dissection underwent extensive primary repair of the thoracic ao...
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