News tagged with heart valves
A simple clip could increase quality of life for thousands of patients with a common heart problem
The interventional cardiology team at the Montreal Heart Institute (MHI) recently conducted the first clinical procedure in Canada using the MitraClip system, which is designed to treat patients suffering from mitral valve ...
Medicine & Health / Cardiology
Dec 15, 2011 |
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New scanning strategy could help develop heart disease treatments
Patients with life-threatening heart valve disease could be helped with alternative scanning techniques that provide greater insight into the condition.
Medicine & Health / Cardiology
Dec 12, 2011 |
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Surgery improves endocarditis-induced heart failure survival rates
Surgery significantly improves short- and long-term outcomes in patients with heart failure caused by a bacterial infection known as endocarditis, according to Duke University Medical Center researchers.
Medicine & Health / Cardiology
Nov 22, 2011 |
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New design for mechanical heart valves
The heart's valves, which guarantee the unidirectional flow of blood from one chamber to another, are asymmetrical. For example, the two flaps of the heart's mitral valve – which regulates blood flow between the left ...
Nov 22, 2011 |
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Results of the PARTNER Trial Cohort B 2-year follow up presented at TCT 2011
A two-year study of patients in the landmark PARTNER trial, which compared transcatheter aortic valve replacement (TAVR) in patients who have severe aortic stenosis and are not candidates for open heart surgery, confirm the ...
Medicine & Health / Cardiology
Nov 10, 2011 |
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FDA approves innovative, non-invasive heart valve
(AP) -- Federal health officials have approved a first-of-a-kind artificial heart valve that can be implanted without major surgery, offering a new treatment option for patients who are too old or frail for the chest-cracking ...
Medicine & Health / Cardiology
Nov 02, 2011 |
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Expandable prosthesis resolves advanced aortic valve disease
Among individuals 65 years and older, as many as 30 percent have aortic valve sclerosis or stenosis and as a result of their deteriorating health, they cannot enjoy a normal lifestyle.
Medicine & Health / Cardiology
Sep 30, 2011 |
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Atrial fibrillation may be root cause of some severe mitral regurgitation cases
Mitral regurgitation is a common heart valve disorder, where blood flows backwards through the mitral valve when the heart contracts and reduces the amount of blood that is pumped out to the body. It is a serious condition ...
Medicine & Health / Cardiology
Sep 22, 2011 |
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Study examines risk of aortic complications among patients with common congenital heart valve defect
While the incidence of the life-threatening condition of aortic dissection is significantly higher than in the general population, it remains low among patients with the congenital heart defect, bicuspid aortic valve; however, ...
Medicine & Health / Cardiology
Sep 13, 2011 |
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MitraClip Therapy demonstrates benefits for heart failure patients
Results of an observational study presented at the European Society of Cardiology (ESC) meeting today in Paris demonstrate that the percutaneous catheter-based MitraClip treatment improves symptoms and promotes reverse left ...
Medicine & Health / Cardiology
Aug 29, 2011 |
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Novel imaging probe allows noninvasive detection of dangerous heart-valve infection
A novel imaging probe developed by Massachusetts General Hospital (MGH) investigators may make it possible to diagnose accurately a dangerous infection of the heart valves. In their Nature Medicine report, which is receiv ...
Aug 21, 2011 |
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Study raises doubts about value of heart ultrasound before elective surgery
A new study has found no evidence that patients who had a heart ultrasound known as an echocardiogram before major surgery had improved survival rates one month or one year after their operation.
Aug 18, 2011 |
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A research tale with a heart to match: Professor looks at cardiovascular disease in dogs
For more than 15 years, Kansas State University researcher Michele Borgarelli has studied heart diseases in man's best friend.
Aug 03, 2011 |
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FDA favors innovative heart valve for the frail
The first artificial heart valve designed to be implanted without major surgery appears to help patients who are too frail to undergo chest-opening surgery, according to federal health reviewers.
Medicine & Health / Cardiology
Jul 18, 2011 |
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Study begins of minimally invasive treatment for blocked heart valves
(Medical Xpress) -- Heart experts at Johns Hopkins have begun testing a new device designed to replace blocked aortic valves in patients for whom traditional open-heart surgery is considered too risky, such as elderly patients ...
Medicine & Health / Cardiology
Jul 13, 2011 |
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Heart valve
In anatomy, the heart valves maintain the unidirectional flow of blood in the heart by opening and closing depending on the difference in pressure on each side. They are mechanically similar to reed valves.
There are four valves in the heart (not counting the valve of the coronary sinus, and the valve of the inferior vena cava):
For more information about Heart valve, read the full article at
Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.
