Results 31 to 40 of about 5,542,649 (397)

Mechanisms underlying heart failure [PDF]

open access: yesDrug Discovery Today: Disease Mechanisms, 2010
Heart failure is a syndrome with high mortality and morbidity where cardiac function is inadequate to meet metabolic needs of the body. Heart failure is now one of the greatest public health problems for the developed world. Approximately 500,000 new patients are diagnosed with heart failure in the United States each year.
openaire   +2 more sources

Synergistic Model of Cardiac Function with a Heart Assist Device [PDF]

open access: yes, 2019
The breakdown of cardiac self-organization leads to heart diseases and failure, the number one cause of death worldwide. The left ventricular pressure–volume relation plays a key role in the diagnosis and treatment of heart diseases.
Bestel, Haken, Knudsen, Simaan, Tuzun
core   +2 more sources

Non–Vitamin K Antagonist Oral Anticoagulants for Mechanical Heart Valves: Is the Door Still Open?

open access: yesCirculation, 2018
The estimated prevalence of mitral or aortic valvular heart disease is ≈2.5% in the general population of Western countries, and is expected to rise with population aging.
Alberto Aimo   +2 more
semanticscholar   +1 more source

Experimental evaluation of mechanical heart support system based on viscous friction disc pump

open access: yesВестник трансплантологии и искусственных органов, 2017
Aim. Experimental evaluation of the viscous friction disk pump efficiency, studying the relationship between inter-disk clearance and sizes of input and output ports and pump performance parameters.Materials and methods. To assess the characteristics and
A. M. Chernyavskiy   +8 more
doaj   +1 more source

The physiological and mechanical demands of aerobics, indoor cycling, and netball in recreationally active females [PDF]

open access: yes, 2019
Background Group-based exercise is a popular method of improving fitness. However, limited research exists on the mul- tidisciplinary responses to group-based exercise. Aims The aim of this study was to compare the physiological and mechanical demands of
GREIG, MATT   +2 more
core   +2 more sources

Mechanical bridge to heart transplantation

open access: yesСучасні медичні технології, 2019
Purpose of the study. The purpose of the work is to assess the effectiveness of using mechanical support for blood circulation in potential cardiac recipients who need urgent transplantation. Material and methods.
A. S. Nikonenko, V. G. Tanskyi
doaj   +1 more source

Computational modeling of acute myocardial infarction [PDF]

open access: yes, 2016
This is an Accepted Manuscript of an article published by Taylor & Francis Group in Computer Methods in Biomechanics and Biomedical Engineering on October, 2016, available online at: http://www.tandfonline.com/10.1080/10255842.2015.1105965Myocardial ...
Kuhl, E., Sáez Viñas, Pablo
core   +2 more sources

Multiresolution spatiotemporal mechanical model of the heart as a prior to constrain the solution for 4D models of the heart. [PDF]

open access: yes, 2019
In several nuclear cardiac imaging applications (SPECT and PET), images are formed by reconstructing tomographic data using an iterative reconstruction algorithm with corrections for physical factors involved in the imaging detection process and with ...
Gullberg, Grant T   +6 more
core   +2 more sources

Adverse Hemodynamic Conditions Associated with Mechanical Heart Valve Leaflet Immobility

open access: yesBioengineering, 2018
Artificial heart valves may dysfunction, leading to thrombus and/or pannus formations. Computational fluid dynamics is a promising tool for improved understanding of heart valve hemodynamics that quantify detailed flow velocities and turbulent stresses ...
F. Khalili   +3 more
semanticscholar   +1 more source

A parallel interaction potential approach coupled with the immersed boundary method for fully resolved simulations of deformable interfaces and membranes [PDF]

open access: yes, 2016
In this paper we show and discuss the use of a versatile interaction potential approach coupled with an immersed boundary method to simulate a variety of flows involving deformable bodies.
de Tullio, Marco D   +6 more
core   +3 more sources

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