coronary sinus

noun

, Anatomy.

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

Word History and Origins

Origin of coronary sinus¹

First recorded in 1825–35

Example Sentences

Goldberg said there are "theoretical advantages" to infusing stem cells via the coronary sinus.

From US News

It is delivered through a catheter to the coronary sinus, where it is then expanded with a balloon, blocking flow through most of the vessel except for a small central orifice.

From Forbes

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 Project Gutenberg

They took stem cells from patients' bone marrow and infused them into the heart through a large vein called the coronary sinus.

From US News

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