Ft valves is comparable to porcine and bovine tissue valves. viagra price hong kong viagra side effects men Another procedure for aortic valve replacement is the ross procedure (or pulmonary autograft). viagra 50 mg
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In a ross procedure, the aortic valve is removed and replaced with the patient's own pulmonary valve.
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A pulmonary homograft (pulmonary valve taken from a cadaver) is then used to replace the patient's own pulmonary valve.
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This procedure was first used in 1967 and is used primarily in children, as the procedure allows the patient's own pulmonary valve (now in the aortic position) to grow with the child.
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 mechanical valves mechanical valves are designed to outlast the patient, and have typically been stress-tested to last several hundred years.
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Although mechanical valves are long-lasting and generally present a one-surgery solution, there is an increased risk of blood clots forming with mechanical valves.
As a result, mechanical valve recipients must take anticoagulant (blood thinning) drugs such as warfarin for the rest of their lives, making the patient more prone to bleeding. viagra super active real  valve selection tissue valves tend to wear out faster with increased flow demands - such as with a more active (typically younger) person.
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Tissue valves typically last 10â€“15 years in less active (typically elderly) patients, but wear out faster in younger patients.
When a tissue valve wears out and needs replacement, the person must undergo another valve replacement surgery. how long after a meal to take viagra For this reason, younger patients are often recommended mechanical valves to prevent the increased risk (and inconvenience) of another valve replacement.
 surgical procedure aortic valve replacement is most frequently done through a median sternotomy, meaning the incision is made by cutting through the sternum. viagra 50 mg Once the pericardium has been opened, the patient is put on a cardiopulmonary bypass machine, also known as the heart-lung machine. viagra with viagra together This machine takes over the task of breathing for the patient and pumping their blood around while the surgeon replaces the heart valve.
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Once the patient is on bypass, a cut is made in the aorta and a crossclamp applied.
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The surgeon then removes the pa.
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