نتایج جستجو برای: strain imaging

تعداد نتایج: 669097  

2016
Oana Mirea Jurgen Duchenne Jens-Uwe Voigt

Deformation imaging by echocardiography is a well-established research tool which has been gaining interest from clinical cardiologists since the introduction of speckle tracking. Post-processing of echo images to analyze deformation has become readily available at the fingertips of the user. New parameters such as global longitudinal strain have been shown to provide added diagnostic value, an...

Journal: :Journal of biomechanics 2014
Aart J Nederveen Stéphane Avril Lambert Speelman

Rupture of atherosclerotic plaques in the carotid artery is a main cause of stroke. Current diagnostics are not sufficient to identify all rupture-prone plaques, and studies have shown that biomechanical factors improve current plaque risk assessment. Strain imaging may be a valuable contribution to this risk assessment. MRI is a versatile imaging technique that offers various methods that are ...

Journal: :archives of cardiovascular imaging 0
maryam esmaeilzadeh echocardiography research center, rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran; tufts medical center, cardiovascular imaging, ultrasound research lab, boston, usa farveh vakilian atherosclerosis prevention research center, mashhad university of medical sciences, mashhad, ir iran; atherosclerosis prevention research center, mashhad university of medical sciences, mashhad, ir iran. tel: +98-9153162670, fax: +98-5118544504 majid maleki echocardiography research center, rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran ahmad amin rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran sepideh taghavi rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran hooman bakhshandeh rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran

background two-dimensional (2d) strain is a new reproducible technique for assessing regional myocardial function; however, its application for evaluation of left atrium (la) function is less studied. objectives we sought to assess la function in heart failure patients using velocity vector imaging (vvi). patients and methods thirty five patients (mean age: 43.34 ± 18.1 years, 59.3% male) with ...

Journal: :Ultrasound in Medicine & Biology 2008

Journal: :Journal of Cardiovascular Magnetic Resonance 2014

Journal: :IEEE Transactions on Biomedical Engineering 2011

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان - دانشکده علوم 1393

گازوئیل که یکی از محصولات عمده نفت خام است، منبع عمده آلودگی محیط زیست به شمار می رود و می تواند اثرات خطرناک زیستی بر محیط اطراف اعمال کند. یکی از روش های بازیابی این مناطق آلوده و وارد نمودن آنها در چرخه تولید محصول سالم، حذف آلاینده ها با روش های زیستی است که از این میان روش تجزیه زیستی با توجه به استفاده از توان طبیعی و پتانسیل های نهفته طبیعت و هزینه پایین بیشتر مورد توجه بوده است. در ای...

Journal: :IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control 2018

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