Results 51 to 60 of about 137,505 (333)

“Valve-On-Valve” — an alternative method of surgical treatment of tissue valve dysfunctions

open access: yesРоссийский кардиологический журнал, 2019
Every year, the frequency of use of biological prostheses for treatment of valvular heart disease increases.The implantation of a biological prosthesis allows avoiding lifelong anticoagulant therapy, but at the same time it may require further ...
N. V. Rogulina, I. K. Khalivopulo
doaj   +1 more source

Prediction of Turbulent Shear Stresses through Dysfunctional Bileaflet Mechanical Heart Valves using Computational Fluid Dynamics

open access: yes, 2018
There are more than 300,000 heart valves implanted annually worldwide with about 50% of them being mechanical valves. The heart valve replacement is often a common treatment for severe valvular disease.
Gamage, Peshala T.   +2 more
core   +1 more source

Hybrid debranching and TEVAR of the aortic arch off-pump, in re-do patients with complicated chronic type-A aortic dissections : a critical report [PDF]

open access: yes, 2013
Background: Patients suffering from acute type A aortic dissection undergo replacement of the ascending aorta, the proximal hemiarch or complete aortic arch, depending on the extent of the individual pathology.
Brechtel, Klaus   +3 more
core   +1 more source

Aortic root enlargement does not increase the surgical risk and short-term patient outcome [PDF]

open access: yes, 2011
Objective: To analyze the short-term outcome of aortic root enlargement (ARE) using death and adverse events as end points. Methods: From January 1999 through December 2009, 3339 patients were subjected to aortic valve replacement (AVR).
Antunes, MJ   +4 more
core   +1 more source

Clinical periodontal diagnosis

open access: yesPeriodontology 2000, EarlyView., 2023
Abstract Periodontal diseases include pathological conditions elicited by the presence of bacterial biofilms leading to a host response. In the diagnostic process, clinical signs such as bleeding on probing, development of periodontal pockets and gingival recessions, furcation involvement and presence of radiographic bone loss should be assessed prior ...
Giovanni E. Salvi   +5 more
wiley   +1 more source

Assessment of heart valve performance by finite-element design studies of polymeric leaflet-structures

open access: yesCurrent Directions in Biomedical Engineering, 2017
For the treatment of severe symptomatic aortic valve stenosis, minimally invasive heart valve prostheses are increasingly used, especially for elderly patients.
Pfensig Sylvia   +6 more
doaj   +1 more source

Risk factors for paravalvular leak after transcatheter aortic valve replacement [PDF]

open access: yes, 2019
Objective. To assess risk factors for paravalvular leak (PVL) after transcatheter aortic valve implantation (TAVI) in a large single-center cohort, including measurement of aortic valve calcification using a reproducible method. Methods.
Pollari, Francesco
core  

Cell Calcification Models and Their Implications for Medicine and Biomaterial Research

open access: yesAdvanced Healthcare Materials, EarlyView.
Calcification, is the process by which the tissues containing minerals are formed, occurring during normal physiological processes, or in pathological conditions. Here, it is aimed to give a comprehensive overview of the range of cell models available, and the approaches taken by these models, highlighting when and how methodological divergences arise,
Luke Hunter   +5 more
wiley   +1 more source

Periodontitis and atherosclerotic cardiovascular disease: A critical appraisal

open access: yesPeriodontology 2000, EarlyView., 2023
Abstract In spite of intensive research efforts driving spectacular advances in terms of prevention and treatments, cardiovascular diseases (CVDs) remain a leading health burden, accounting for 32% of all deaths (World Health Organization. “Cardiovascular Diseases (CVDs).” WHO, February 1, 2017, https://www.who.int/news‐room/fact‐sheets/detail ...
Maria Clotilde Carra   +3 more
wiley   +1 more source

Early clinical and hemodynamic results of transcatheter aortic valve implantation using the “MedLab-KT” prosthesis

open access: yesПатология кровообращения и кардиохирургия, 2018
Background. The obvious expansion of mini-invasive technologies is looming large in surgical treatment of heart diseases. Hundreds of thousands of transcatheter aortic valve replacement procedures have been performed in the world today.
V. V. Bazylev   +3 more
doaj   +1 more source

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