Results 41 to 50 of about 13,185 (241)

Impact of iron hydroxide (III) on level of postoperative anemia in patients with combined mitral and aortal heart failures

open access: yesКлінічна хірургія, 2020
Objective. To investigate a combined impact of iron hydroxide (III) on the anemia level after prosthesis of mitral and aortal valves in accordance to the blood-preserving technology in conditions of artificial blood circulation. Materials and methods.
B. M. Gumenyuk
doaj   +1 more source

Aortic valve replacement in sheep with a novel trileaflet mechanical heart valve prosthesis without anticoagulationCentral MessagePerspective

open access: yesJTCVS Open, 2021
Background: Even after decades of intensive research, an ideal heart valve prosthesis remains elusive. Shortcomings of conventional devices include reduced durability of bioprostheses and the thrombogenicity of mechanical substitutes, necessitating ...
Tim Schaller, MSc   +5 more
doaj   +1 more source

Design‐for‐Benchmarking in Soft Robotics: Navigating Component‐System Dichotomy

open access: yesAdvanced Intelligent Systems, EarlyView.
Soft robotics faces a profound evaluation challenge: the Component‐System Dichotomy, where isolated component tests fail to predict integrated performance. This article presents a systematic survey of critical reporting gaps across actuation, sensing, and control.
Matteo Lo Preti   +4 more
wiley   +1 more source

Campylobacter fetus Bacteremia Related to Vascular Prosthesis and Pseudoaneurysm Infection: A Case Report and Review

open access: yesPathogens, 2022
Background. Campylobacter fetus rarely causes gastrointestinal diseases but shows an affinity for the endovascular epithelium. Methods. We describe a case of C.
Karolina Dobrović   +3 more
doaj   +1 more source

De Novo 2.2 Mb 19q13.42–q13.43 Microdeletion Encompassing U2AF2: Support for a Haploinsufficiency Model

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT U2 small nuclear RNA auxiliary factor 2 (U2AF2) is an essential pre‐mRNA splicing factor involved in the early stages of pre‐mRNA splicing. To date, multiple individuals have been reported with predominantly heterozygous missense variants presenting intellectual disability, speech and motor delays, seizures, hypotonia, and thin or hypoplastic ...
Amanda Toledo   +3 more
wiley   +1 more source

Degenerative processes in bioprosthetic mitral valves in juvenile pigs

open access: yesJournal of Cardiothoracic Surgery, 2011
Background Glutaraldehyde-treated bioprosthetic heart valves are commonly used for replacement of diseased heart valves. However, calcification and wear limit their durability, and the development of new and improved bioprosthetic valve designs is needed
Pedersen Torben B   +4 more
doaj   +1 more source

Morphological and morphometric aspects of the equine aortic valve: New insights for comparative studies in mammals

open access: yesThe Anatomical Record, EarlyView.
Abstract New data on the equine aortic valve obtained using advanced techniques is especially important given the greater availability of animal models for translational research. Here we characterized the morphological and morphometric aspects of the equine aortic valve from 60 healthy hearts collected at equine abattoirs.
Vitor Pires Pereira   +3 more
wiley   +1 more source

Implante de bioprótese aórtica "stentless" em pacientes com alterações do anel aórtico Aortic valve replacement with a stentless bioprosthesis in patients with weakened aortic annulus

open access: yesBrazilian Journal of Cardiovascular Surgery, 1993
Dezessete pacientes portadores de doença da valva aórtica associada a alterações estruturais do anel aórtico foram submetidos a implante de bioprótese aórtica "stentless" (Biocór): 8 pacientes eram portadores de endocardite bacteriana, sendo 3 em valva ...
Bayard Gontijo Filho   +7 more
doaj  

Sudden cardiac death and valvular pathology

open access: yesForensic Sciences Research, 2019
Sudden death due to valvular heart disease is reported to range from 1% to 5% in native valves and around 0.2%–0.9%/year in prosthesis. The nature of the diseases is varied, from heritable, congenital to acquired.
Rosa H. A. M. Henriques de Gouveia   +1 more
doaj   +1 more source

Imaging of Bioprosthetic Valve Dysfunction after Transcatheter Aortic Valve Implantation

open access: yesDiagnostics, 2023
Transcatheter aortic valve implantation (TAVI) has become the standard of care in elderly high-risk patients with symptomatic severe aortic stenosis. Recently, TAVI has been increasingly performed in younger-, intermediate- and lower-risk populations ...
Louhai Alwan   +7 more
doaj   +1 more source

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