ball valve

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ball valve

any of a variety of prosthetic cardiac valves comprising a ball within a retaining cage affixed to the orifice; when appropriately sized, used in aortic, mitral, or tricuspid position.
Farlex Partner Medical Dictionary © Farlex 2012

ball valve

(bawl valv)
Any of a variety of prosthetic cardiac valves consisting of a ball within a retaining cage affixed to the orifice; when appropriately sized, used in aortic, mitral, or tricuspid position.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
References in periodicals archive ?
SIO high-pressure ball valves are made from durable materials, such as carbon steel and stainless steel.
The stainless steel ball valves of the GEMU 790 series are designed to enable quick and easy servicing of internal wearing parts at all times.
Under the terms of the agreement, NF Energy Saving Corporation will supply six sets of welded ball valves to Sinkiang Jinlong Electric Power Co Ltd in October, 2016.
Because of its special design, six-way control ball valves replace four conventional valves, including actuators, in a four-pipe heated/chilled ceiling; since there is only actuator, it occupies only one data point.
Until invention of a caged ball valve prosthesis, rheumatic cardiac valve failure had been a deadly disease with death rate of 12/100.000 in 1958.
Saleri" is planning to invest EUR 15 M in building a plant for ball valves manufacturing in the Bulgarian northwestern city of Vratsa.
API 3000 and 6000 Class ball valves use a floating ball design that facilitates smooth, low-torque operation for use in instrument air lines, high-pressure instrument lines, automated service with actuator, and general plant service applications.
As a standard feature, Fluid Transfer Ball Valves are easily disassembled for cleaning and quickly reassembled to get them back in service.
Innovative Pressure Technologies (Erie, PA) introduces API 3000 and 6000 Class Ball Valves. A floating ball design facilitates smooth, low-torque operation for use in instrument air lines, high pressure instrument lines, automated service with actuator, and general plant service applications.
The system also uses a unique temperature-profiled vacuum calibrator (supplied by the customer) with hot water introduced via 20 ball valves from the heated reservoir and chilled water from another 20 ball valves, allowing its temperature to be controlled separately from the cooling tanks.