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Watson's water hammer pulse, also known as Corrigan's pulse or collapsing pulse, is the medical sign (seen in aortic regurgitation) which describes a pulse that is bounding and forceful, [1] rapidly increasing and subsequently collapsing, [2] as if it were the sound of a water hammer that was causing the pulse.
The water hammer principle can be used to create a simple water pump called a hydraulic ram. Leaks can sometimes be detected using water hammer. Enclosed air pockets can be detected in pipelines. The water hammer from a liquid jet created by a collapsing microcavity is studied for potential applications noninvasive transdermal drug delivery. [33]
Watson's water hammer pulse: Sir Thomas Watson, 1st Baronet: cardiology: aortic regurgitation: J. Suvarna Watson's water hammer pulse Journal of Postgraduate Medicine 2008-04-01: bounding forceful pulse elicited with postural manoeuvres Wellens' sign or warning: Hein Wellens: cardiology: severe stenosis of LAD: characteristic ekg changes ...
Water hammer, a pressure surge caused by a fluid suddenly changing velocity Hydrostatic shock , a hypothesized phenomenon by which pressure waves from a high-speed projectile entering a victim cause injury away from an entry wound
The blood hammer phenomenon is a sudden increase of the upstream blood pressure in a blood vessel (especially artery or arteriole) when the bloodstream is abruptly blocked by vessel obstruction. The term "blood-hammer" was introduced in cerebral hemodynamics [ 1 ] [ 2 ] by analogy with the hydraulic expression " water hammer ", already used in ...
Thomas Watson, (1792 – 11 December 1882) was a British physician who is primarily known for describing the water hammer pulse found in aortic regurgitation in 1844. He was president of the Royal College of Physicians from 1862 to 1866. [1]
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Water hammer, a pressure surge or wave caused when a fluid in motion is forced to stop or change direction suddenly Topics referred to by the same term This disambiguation page lists articles associated with the title Hydraulic hammer .