Biological small structure letting a fluid pass through in one direction but blocking or slowing its flow down in the opposite direction.
1
Regulate the gas pressure by adjusting the valve in the supply pipe.
2
Background: Increasing numbers of the very elderly are undergoing aortic valve procedures.
3
Treatment requires lengthy hospitalisation, high-dosage antibiotic therapy and possible valve replacement surgery.
4
There's a name for the valve problem, but the operation is brutal.
5
No late deaths or valve-related complications occurred in the valve replacement group.
6
Extensive mitral annular calcification remains a technical challenge in mitral valve surgery.
7
The FRA also said it would audit the AAR's valve approval process.
8
Paul touched the little valve in the tank chamber of the fuselage.
9
Therefore, native valve removal may improve outcomes after transapical aortic valve replacement.
10
It has said it is selling its engine valve business this quarter.
11
Background: Doppler-derived hemodynamic data for normal tricuspid mechanical valve prostheses are limited.
12
We had a safety valve and that may have affected our display.
13
Secondary outcomes were events related to aortic-valve stenosis and ischemic cardiovascular events.
14
To improve these circumstances, a new jellyfish valve was designed and manufactured.
15
The valve slid shut and the takeoff bell reverberated through the ship.
16
Another day of that clatter would have sealed my valve for good.
