pinchcock

American  

[pinch-kok] / ˈpɪntʃˌkɒk /

noun

1. a clamp for compressing a flexible pipe, as a rubber tube, in order to regulate or stop the flow of a fluid.

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pinchcock British  

/ ˈpɪntʃˌkɒk /

noun

1. a clamp used to compress a flexible tube to control the flow of fluid through it

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Etymology

Origin of pinchcock

First recorded in 1870–75; pinch + cock ¹

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Example Sentences

See Examples For:

pinchcock

It was first demonstrated by the author that in so-called cardiospasm the functional closure of the esophagus occurred at the diaphragmatic level, and that it was due to the "diaphragmatic pinchcock."

From Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery by Chevalier Jackson

The top of the stomach seems to be closed by the diaphragmatic pinchcock in the same way that the top of a bag is closed by a puckering string.

From Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery by Chevalier Jackson

In passing it may be stated that the pinchcock action, plus the kinking of the esophagus normally prevents regurgitation when a man with a full stomach "stands on his head" or inverts his body.

From Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery by Chevalier Jackson

An inspection of the cadaveric diaphragm from below will demonstrate an arrangement like double shears admirably adapted to this "pinchcock" action.

From Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery by Chevalier Jackson

It is simply the failure of the diaphragmatic pinchcock to open normally in the deglutitory cycle.

From Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery by Chevalier Jackson

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