News tagged with heart valves
Arizona man is first to go home with a total artificial heart
(PhysOrg.com) -- An Arizona man has left hospital with a completely artificial heart beating in his chest. Father of three Charles Okeke, 43, from Phoenix is the first person to leave hospital with a Total ...
Medicine & Health / Medical research
May 28, 2010 |
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Scientists solve a mystery of bacterial growth and resistance
Scientists at The Scripps Research Institute have unraveled a complex chemical pathway that enables bacteria to form clusters called biofilms. Such improved understanding might eventually aid the development ...
Apr 26, 2012 |
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Da Vinci surgical robot makes a tiny paper airplane
(PhysOrg.com) -- The da Vinci surgical robot may be best known for performing prostate, gynecological, and heart valve surgeries. But in its spare moments, as Dr. James Porter of the Swedish Medical Center ...
Apr 05, 2011 |
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Study backs new heart valve without cracking chest
(AP) -- Thousands of older Americans who need new heart valves but are too frail to survive the surgery might soon get a chance at an easier option - a way to thread in an artificial aortic valve without ...
Medicine & Health / Medical research
Sep 22, 2010 |
5 / 5 (3) |
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Bacteria breakthrough is heaven scent
Bacteria are well-known to be the cause of some of the most repugnant smells on earth, but now scientists have revealed this lowest of life forms actually has a sense of smell of its own.
Aug 15, 2010 |
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Experimental diet pill shows promise, little risk
(AP) -- An experimental diet pill helped about half the people who tried it lose some weight and keep it off a year later, without the heart problems that some earlier drugs caused, a study found.
Medicine & Health / Medications
Jul 14, 2010 |
4.2 / 5 (5) |
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Study: Mini clip is safer than heart-valve surgery
(AP) -- Many Americans with leaky heart valves soon might be able to get them fixed without open-heart surgery. A study showed that a tiny clip implanted through an artery was safer and nearly as effective ...
Medicine & Health / Medical research
Mar 14, 2010 |
5 / 5 (3) |
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Biodegradable synthetic resin replaces vital body parts
Researchers at the University of Twente (UT) have developed a new type of resin that can be broken down by the body. This new resin makes it possible to replicate important body parts exactly and make them ...
Jun 09, 2009 |
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'Beating' heart machine expedites development of new tools for heart surgery (w/Video)
A new machine developed at North Carolina State University makes an animal heart pump much like a live heart after it has been removed from the animal's body, allowing researchers to expedite the development ...
Medicine & Health / Medical research
May 12, 2009 |
4.2 / 5 (5) |
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Tool-wielding robots crawl in bodies for surgery
Imagine a tiny snake robot crawling through your body, helping a surgeon identify diseases and perform operations.
May 29, 2012 |
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Newly identified oral bacterium linked to heart disease and meningitis
A novel bacterium, thought to be a common inhabitant of the oral cavity, has the potential to cause serious disease if it enters the bloodstream, according to a study in the International Journal of Systematic an ...
Feb 21, 2012 |
4 / 5 (1) |
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'Cow valve' heart implant hailed as breakthrough
A new type of heart valve made with cow tissue and inserted by catheter was hailed on Sunday as a major breakthrough that could eliminate the need for open heart surgery in some patients, US doctors said Sunday.
Apr 03, 2011 |
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Inflammation behind heart valve disease
Research from Karolinska Institutet in Sweden shows, that a specific inflammatory factor may be important in the development of the heart valve disease aortic stenosis. The results suggest that anti-inflammatory medication ...
Medicine & Health / Medical research
Mar 15, 2011 |
5 / 5 (1) |
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Procedure replaces heart valve, avoids open-heart surgery
Veronica Smith, 26, is the first person in Arizona to receive a new pulmonary valve without having open-heart surgery. The procedure was performed in the University Medical Center Cardiac Catheterization Laboratory.
Mar 11, 2011 |
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Diabetes drug may have killed 500 in France: authorities
French health authorities sounded an alert Tuesday to patients who took a diabetes drug believed to have killed 500 people over three decades in France before it was banned last year.
Medicine & Health / Medications
Nov 16, 2010 |
1 / 5 (1) |
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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.
