Results 31 to 40 of about 127,736 (302)

Raised Prosthetic Valve Gradients: What Should be the Approach?

open access: yesJournal of the Indian Academy of Echocardiography & Cardiovascular Imaging, 2019
The introduction of valve replacement surgery has dramatically improved the outcome of patients with valvular heart disease. Echocardiography plays an important role to determine the outcome of the surgery and follow up of these patients with prosthetic ...
Debika Chatterjee
doaj   +1 more source

Double Valve Replacement (Mitral and Aortic) for Rheumatic Heart Disease: A 20-year experience with 300 patients. [PDF]

open access: yesJournal of Cardio-Thoracic Medicine, 2016
Introduction: Rheumatic heart disease still remains one of the leading causes of congestive heart failure and death owing to valvular pathologies, in developing countries.
Prashant Mishra   +7 more
doaj   +1 more source

Evolving technology: the TRIFLO tri-leaflet mechanical valve without oral anticoagulation: a potential major innovation in valve surgery

open access: yesFrontiers in Cardiovascular Medicine, 2023
The aortic valve is the most frequently diseased valve and aortic stenosis (AS) is the most prevalent valvular heart disease in developed countries. The diseased native aortic valve can be replaced by either a biological or mechanical valve prosthesis ...
Thierry Carrel   +3 more
doaj   +1 more source

Experimental substantiation of the design of a prosthetic heart valve for «valve-in-valve» implantation

open access: yesВестник трансплантологии и искусственных органов, 2017
The aim of the study was to perform a series of in vitro tests of a prototype of the developing heart valve prosthesis to evaluate its functional characteristics. Materials and methods.
K. Yu. Klyshnikov   +5 more
doaj   +1 more source

THE DESIGN AND DEVELOPMENT OF A CARDIAC SIMULATOR FOR THE EVALUATION OF HEART-VALVE PROSTHESIS

open access: bronzeThe Journal of Thoracic and Cardiovascular Surgery, 1963
Walter L. Starkey   +3 more
openalex   +4 more sources

Numerical simulation of a transcatheter aortic heart valve under application-related loading

open access: yesCurrent Directions in Biomedical Engineering, 2018
For the treatment of severe symptomatic aortic valve stenosis, minimally invasive heart valve prostheses have more recently become the lifesaving solution for elderly patients with high operational risk and thus, are often implanted in patients with ...
Pfensig Sylvia   +9 more
doaj   +1 more source

Patient Prosthesis Mismatch After SAVR and TAVR

open access: yesFrontiers in Cardiovascular Medicine, 2022
Patient-prosthesis mismatch (PPM) remains one out of many factors to be considered during decision-making for the treatment of aortic valve pathologies. The idea of adequate sizing of a prosthetic heart valve was established by Rahimtoola already in 1978.
Sabine Bleiziffer, Tanja K. Rudolph
doaj   +1 more source

Controlled Comparison of Simulated Hemodynamics across Tricuspid and Bicuspid Aortic Valves [PDF]

open access: yes, 2021
Bicuspid aortic valve is the most common congenital heart defect, affecting 1-2% of the global population. Patients with bicuspid valves frequently develop dilation and aneurysms of the ascending aorta. Both hemodynamic and genetic factors are believed to contribute to dilation, yet the precise mechanism underlying this progression remains under debate.
arxiv   +1 more source

CLINICAL AND FUNCTIONAL ASSESSMENT OF THE BIOLOGICAL PROSTHESIS “ASPIRE” FOR SURGICAL CORRECTION OF MITRAL VALVE DISEASE

open access: yesAlʹmanah Kliničeskoj Mediciny, 2016
Aim: To assess clinical and functional efficacy of implanted biological prosthesis “ASPIRE” (manufactured by Vascutek) for correction of mitral valve disease.Materials and methods: From October 2008 to December 2013, biological prostheses “ASPIRE ...
S. G. Esin, V. A. Chiginev, S. A. Zhurko
doaj   +1 more source

Late results of heart valve replacement with the ball-valve prosthesis

open access: yesThe Journal of Thoracic and Cardiovascular Surgery, 1968
Summary The cases of 78 patients are described. The immediate and late mortality, as well as morbidity, and late physiologic studies are presented.
William A. Reed   +3 more
openaire   +3 more sources

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