Results 11 to 20 of about 191,200 (355)

The heart valves

Cardiology Plus, 2021
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.
Siew Yen Ho
doaj   +3 more sources

On the valves of the heart [PDF]

Abstracts 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

Prosthetic Heart Valve [PDF]

Circulation, 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

MitraClip and left ventricular reverse remodelling: a strain imaging study

ESC Heart Failure, 2020
Aims The purpose of this study is to identify echocardiography predictors of clinical response and reverse left ventricular (LV) remodelling in patients with functional mitral regurgitation (FMR) treated with MitraClip.
Konstantinos Papadopoulos, Ignatios Ikonomidis, Michael Chrissoheris, Antonios Chalapas, Panagiota Kourkoveli, John Parissis, Konstantinos Spargias   +6 more
doaj   +1 more source

Mid-term results of mitral valve repair using flexible bands versus complete rings in patients with degenerative mitral valve disease: a prospective, randomized study

Journal of Cardiothoracic Surgery, 2017
Background We aimed to compare the outcomes of mitral valve repair with flexible band (FB) versus complete semirigid ring (SR) in degenerative mitral valve disease patients.
Alexandr V. Bogachev-Prokophiev, Alexandr V. Afanasyev, Sergei I. Zheleznev, Vladimir M. Nazarov, Ravil M. Sharifulin, Alexandr M. Karaskov   +5 more
doaj   +1 more source

Management of Intracranial Hemorrhage in the Setting of Mechanical Heart Valve Replacement Therapy

Applied Mechanics, 2023
The management of an intracranial hemorrhage in patients receiving anticoagulant therapy presents a significant challenge for medical professionals. Anticoagulant treatment is intended to prevent blood clotting, but it can worsen active brain bleeds ...
Sahar Khan, Faiz Syed, Milan Toma
doaj   +1 more source

Reversing Blood Flows Act through klf2a to Ensure Normal Valvulogenesis in the Developing Heart [PDF]

, 2009
Heart valve anomalies are some of the most common congenital heart defects, yet neither the genetic nor the epigenetic forces guiding heart valve development are well understood.
A. C Oates, A. F Hurlstone, A. F Moorman, A. G Passerini, A. M Malek, A. R Brooks, A. S Forouhar, Arian S. Forouhar, B. C Groenendijk, B. C Groenendijk, C Ethier, C Hahn, C. H Kim, D Beis, D. J Milan, David Wu, Diane Plummer, E Berdougo, E. C Walsh, E. J Armstrong, G Bendig, G Garcia-Cardena, G. B Atkins, G. P Sorescu, H Kokubo, H. J Auman, Hiroshi Hamada, J Alexander, J Pan, J. L Galloway, J. N Chen, J. R Hove, J. S Lee, Julien Vermot, K. M Parmar, L. A Timmerman, M Liebling, M Xin, M Yamada, Michael Liebling, Morteza Gharib, N Sultana, N. C Chi, N. C Chi, P. J Scherz, R. D Kortschak, R. J Dekker, R. J Dekker, S Isogai, S Quintin, S. M McCormick, S. M Meadows, S. W Jin, Scott E. Fraser, T Bartman, T Bartman, T Lecuit, T Lecuit, T. R Cummins, X. L Wang, Y Fung   +60 more
core   +5 more sources

Multimodality imaging in the diagnostic approach to a patient with carcinoid heart disease involving four heart valves

Clinical Case Reports, 2022
Carcinoid heart disease is a rare condition that occurs in less than half of patients with carcinoid syndrome. The disease mainly affects right‐sided heart valves; however, in 5%–10%, it can also involve left‐sided valves.
Shirin Habibi Khorasani, Mozhgan Parsaee, Niloufar Samiei, Mahshid Hesami, Feridoun Noohi, Saeid Hosseini, Golnaz Houshmand   +6 more
doaj   +1 more source

Hybrid heart valves with VEGF-loaded zwitterionic hydrogel coating for improved anti-calcification and re-endothelialization

Materials Today Bio, 2022
With the aging of the population in worldwide, valvular heart disease has become one of the most prominent life-threatening diseases in human health, and heart valve replacement surgery is one of the therapeutic methods for valvular heart disease ...
Qi Tong, Ao Sun, Zhengjie Wang, Tao Li, Xinye He, Yongjun Qian, Zhiyong Qian   +6 more
doaj   +1 more source

Guided Tissue Regeneration in Heart Valve Replacement: From Preclinical Research to First-in-Human Trials [PDF]

, 2015
Heart valve tissue-guided regeneration aims to offer a functional and viable alternative to current prosthetic replacements. Not requiring previous cell seeding and conditioning in bioreactors, such exceptional tissue engineering approach is a very ...
Gerosa, Gino, Iop, Laura
core   +8 more sources