Results 11 to 20 of about 2,899,304 (242)

On the valves of the heart [PDF]

open access: bronzeAbstracts of the Papers Communicated to the Royal Society of London
The paper contains observations upon the structure and connections of the auriculo-ventricular and arterial valves of the human heart, which the author thinks will assist in explaining their nature and functions. The relation of the “four orifices” in the base of the heart is examined, and it is shown that the aortic and left auriculo-ventricular ...
William S. Savory
openalex   +3 more sources

Exercise-based cardiac rehabilitation for adults after heart valve surgery. [PDF]

open access: yesCochrane Database of Systematic Reviews, 2016
Exercise-based cardiac rehabilitation may benefit heart valve surgery patients. We conducted a systematic review to assess the evidence for the use of exercise-based intervention programmes following heart valve surgery.To assess the benefits and harms ...
K. Sibilitz   +9 more
semanticscholar   +2 more sources

Growing Heart Valve Implants for Children

open access: yesJournal of Cardiovascular Development and Disease, 2023
The current standard of care for pediatric patients with unrepairable congenital valvular disease is a heart valve implant. However, current heart valve implants are unable to accommodate the somatic growth of the recipient, preventing long-term clinical
Haley Konsek   +5 more
semanticscholar   +1 more source

Spatially Heterogeneous Tubular Scaffolds for In Situ Heart Valve Tissue Engineering Using Melt Electrowriting

open access: yesAdvanced Functional Materials, 2022
Heart valve tissue engineering (HVTE) aims to provide living autologous heart valve implants endowed with regenerative capabilities and life‐long durability.
Navid T. Saidy   +12 more
semanticscholar   +1 more source

Natural Polymers in Heart Valve Tissue Engineering: Strategies, Advances and Challenges

open access: yesBiomedicines, 2022
In the history of biomedicine and biomedical devices, heart valve manufacturing techniques have undergone a spectacular evolution. However, important limitations in the development and use of these devices are known and heart valve tissue engineering has
D. Ciolacu, Raluca Nicu, F. Ciolacu
semanticscholar   +1 more source

Rheumatic Heart Valve Disease Pathophysiology and Underlying Mechanisms

open access: yesFrontiers in Cardiovascular Medicine, 2021
Rheumatic heart valve disease (RHVD) is a post-infectious sequel of acute rheumatic fever resulting from an abnormal immune response to a streptococcal pharyngitis that triggers valvular damage.
Livia S A Passos, M. C. Nunes, E. Aikawa
semanticscholar   +1 more source

Prosthetic Heart Valve [PDF]

open access: yesCirculation, 2011
A 55-year-old invasive/clinical cardiologist worked full time, exercised regularly, and was asymptomatic. Two weeks previously, he had new onset of angina on exertion. Echocardiography/Doppler and cardiac catheterization confirmed the clinical assessment of severe aortic stenosis with a valve area of 0.5 cm2/m2.
Shahbudin H. Rahimtoola, Grace Huang
openaire   +3 more sources

The Heart Valves

open access: yesCardiology Plus, 2021
Abstract The four heart valves are arranged in different planes from each other. The aortic valve is most centrally located being related to all four cardiac chambers.
openaire   +3 more sources

One-Year Outcomes of Mitral Valve-in-Valve Using the SAPIEN 3 Transcatheter Heart Valve.

open access: yesJAMA cardiology, 2020
Importance Bioprosthetic mitral valves are implanted with increasing frequency but inevitably degenerate, leading to heart failure. Reoperation is associated with high morbidity and mortality.
B. Whisenant   +15 more
semanticscholar   +1 more source

How rare is isolated rheumatic tricuspid valve disease? [PDF]

open access: yes, 2020
The incidence of rheumatic fever (RF) has markedly decreased in Europe since the beginning of the 20th century due to improved living conditions, early antibiotic therapy in streptococcal pharyngitis, and changes in serotypes of circulating streptococci.
Florescu, Cristina   +4 more
core   +2 more sources

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