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Apperson on Energy- Leaky faucet, Part 3
Ukiah Daily Journal
You were staring down into the faucet body at the valve seat. As I mentioned, the valve seat should have a round ridge that the rubber washer "seats" against, and in the middle either a square or hexagon shaped hole. The object of the next step is to ...


Prosthetic aortic valve–pexy: Stitch closure of the aortic valve in a patient ...
The Journal of Thoracic and Cardiovascular Surgery
Intermittent opening of the mechanical aortic valve after placement of a ventricular assist device (VAD) can lead to an increased risk of thromboembolism. It has been recommended to close the aorta with a patch or replace it with a bioprosthesis.

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Transaortic balloon-expandable aortic valve implantation
The Journal of Thoracic and Cardiovascular Surgery
In patients with severe symptomatic aortic valve stenosis who are inoperable or at high risk for surgical aortic valve replacement, transcatheter aortic valve implantation (TAVI) represents an alternative therapeutic strategy.