Aortic valve resuspension was done in six patients, with three undergoing subsequent aortic valve replacement for insufficiency. Aneurysms of the transverse arch treated with profound hypothermia ...

As your heart beats, it pumps blood from the left ventricle through the aortic valve and into the aorta, your body’s largest artery. The aortic valve is made up of three triangular flaps of ...

A group of researchers at the University of Kentucky have found a mechanism that would explain why men develop more aortic aneurysms than women. The work was led by Zhenheng Guo, Ph.D., a ...

Michael Hughes, from Carrickfergus, had never heard about abdominal aortic aneurysms (AAA) until he got a letter about screening. One in 80 men screened in Northern Ireland has an AAA, but it ...

Valve actuators mount on valves and, in response to a signal, move a valve to a desired position using an outside power source. Selecting the correct valve actuator will increase uptime, reduce ...

Ball valves are quarter-turn, straight-through valves that have a round closure element with matching rounded seats that permit uniform sealing stress. The valve gets its name from the ball that ...

Consider all items related to control valve sizing standards, including future reaffirmation or revision to ANSI/ISA-75.01.01 (IEC 60534-2-1 Mod)-2007, Flow Equations for Sizing Control Valves, and ...

Choked flow in control valves is a subject of serious concern for industrial users. The term is usually associated with destructive process conditions that can damage valve internals or expose ...

Geraldine has over a decade of digital marketing experience. Currently, she runs Gerie Media, a full-service digital marketing agency. Her expertise spans across various sectors, with a notable ...

Many players — including me — got a bit of a jump scare Thursday evening while playing games on Steam in the form of a pop-up that said Valve updated the Steam Subscriber Agreement.

Mechanical valves last longer, but blood can clot on them. A patient may need long-term medication that prevents blood clots developing. Biological valves are more likely to wear out.