Results 41 to 50 of about 184,386 (363)

Rotary mechanical circulatory support systems [PDF]

open access: yesJournal of Rehabilitation and Assistive Technologies Engineering. 2017;4:1-24, 2017
A detailed survey of the current trends and recent advances in rotary mechanical circulatory support systems is presented in this paper. Rather than clinical reports, the focus is on technological aspects of these rehabilitating devices as a reference for engineers and biomedical researchers.
arxiv   +1 more source

Targeted myocardial gene expression in failing hearts by RNA sequencing

open access: yesJournal of Translational Medicine, 2016
Background Myocardial recovery with left ventricular assist device (LVAD) therapy is highly variable and difficult to predict. Next generation ribonucleic acid (RNA) sequencing is an innovative, rapid, and quantitative approach to gene expression ...
Kajari Dhar   +12 more
doaj   +1 more source

Hybrid closure of ventricular septal defect and implantation of systemic right ventricular assist device

open access: yesESC Heart Failure, 2022
A 50‐year‐old female patient was readmitted with refractory systemic right ventricular failure. The patient underwent a Mustard procedure during childhood for transposition of the great arteries.
Jerome Soquet   +7 more
doaj   +1 more source

Methodological Study of Reliability Test of Percutaneous Ventricular Assist Device

open access: yesZhongguo yiliao qixie zazhi
Prior to clinical application, reliability of percutaneous ventricular assist devices(pVAD) requires to be tested systematically. Currently, there's a lack of dedicated reliability testing equipment and methodologies for pVAD.
Xun LIU   +3 more
doaj   +1 more source

Restoration of myocardial β-adrenergic receptor signaling after left ventricular assist device support [PDF]

open access: yes, 2006
ObjectiveLeft ventricular assist device support for patients with chronic heart failure can significantly improve β-adrenergic receptor signaling, which is likely critical to myocardial recovery.
Akhter, Shahab A.   +3 more
core   +1 more source

Risks and Benefits of Using a Commercially Available Ventricular Assist Device for Failing Fontan Cavopulmonary Support: A Modeling Investigation [PDF]

open access: yes, 2019
Fontan patients often develop circulatory failure and are in desperate need of a therapeutic solution. A blood pump surgically placed in the cavopulmonary pathway can substitute the function of the absent sub-pulmonary ventricle by generating a mild pressure boost.
arxiv   +1 more source

Automated CFD shape optimization of stator blades for the PediaFlow pediatric ventricular assist device [PDF]

open access: yesarXiv, 2022
PediaFlow is a miniature mixed-flow ventricular assist device for neonates and toddlers. PediaFlow has a fully magnetically levitated rotor which improves biocompatibility, but the increased length of the rotor creates a long annular passage where fluid energy is lost.
arxiv  

Case report: Facilitating right heart recovery after durable LVAD implantation through repair of atrioventricular valves and RVAD implantation using tunneled Dacron grafts

open access: yesFrontiers in Cardiovascular Medicine, 2023
Right ventricular assist device (RVAD) weaning is often an important goal for durable left ventricular assist device support. This may be facilitated by mitral and tricuspid repair as well as by minimizing the trauma of RVAD decannulation by using Dacron
K. Candis Jones-Ungerleider   +3 more
doaj   +1 more source

Successful bridge to recovery in fulminant myocarditis using a biventricular assist device: a case report

open access: yesJournal of Medical Case Reports, 2017
Background Fulminant myocarditis is a life-threatening disease, and myocardial damage expands the right ventricle as well as the left ventricle in some cases.
Yusuke Adachi   +13 more
doaj   +1 more source

Experience with left ventricular assist device usage in the treatment of end-stage heart failure [PDF]

open access: yesКардіохірургія та інтервенційна кардіологія, 2017
Heart failure potentially developing in most of heart diseases is a progressive process associated with high morbidity and mortality. Almost 3/4 of patients die within five years after first hospitalization because of heart failure.
B.M. Todurov   +10 more
doaj  

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