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coronary sinus

American  

noun

Anatomy.
  1. a large venous channel in the heart wall that receives blood via the coronary veins and empties into the right atrium.


Etymology

Origin of coronary sinus

First recorded in 1825–35

Example Sentences

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See Examples For:

In addition, the right atrium receives blood from the coronary sinus which drains deoxygenated blood from the heart itself.

From Textbooks Jun. 9, 2022

A small study published in the New England Journal of Medicine raises the possibility that a new and novel device one day may provide them some relief. The experimental device, called the Neovasc Reducer, is a coronary sinus reducer system.

From Forbes Feb. 5, 2015

Once in place the device causes an increase in coronary sinus pressure that appears to relieve angina, though the authors acknowledge that the “physiological rationale for a beneficial effect… remains unclear.”

From Forbes Feb. 5, 2015

Unlike these other cardiac veins, it bypasses the coronary sinus and drains directly into the right atrium.

From Textbooks Jun. 19, 2013

The left part of the sinus venosus, which does not enlarge at the same rate as the right part, remains as the coronary sinus.

From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 2 "Hearing" to "Helmond" by Various

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