You have two chambers on the left side of your heart: your left atrium and your left ventricle.

It pumps the oxygenated blood into the left ventricle when the left atrium contracts.

the 2 smaller ones, called atria , receive blood from the lungs (left atrium) and the rest of the body (right atrium);

It is located in the heart between two chambers of the heart known as the left ventricle and left atrium.

The opening of the PFO rested between two overlapping sections of tissue that formed a division between your left atrium and your right atrium.

In this condition, the valve between your heart's left upper chamber (left atrium) and the left lower chamber (left ventricle) doesn't close properly.

This occurs when the valve between your heart's left upper chamber (left atrium) and left lower chamber (left ventricle) doesn't close properly.

The Game One boasts two notable features: a boom microphone on its left ear cup and a volume control on its right ear cup.

A catheter according to one embodiment may be configured to extend through a transseptal puncture site, a left atrium, and into a left ventricle.

This contraction starts when the sinus node — a small group of cells in your right atrium — sends an electrical impulse causing your right and left atria to contract.

This contraction starts after the sinus node — a small group of cells in your right atrium — sends an electrical impulse causing your right and left atria to contract.

An implantable liner device (20) for preventing formation of blood clots in a left atrium of a patient's heart.

A congenital heart defect, an ASD permits mixing of deoxygenated blood returning to the heart from the body (right atrium) and freshly oxygenated blood coming from the lungs (left atrium).

From your lungs, the oxygen-rich blood goes to your heart's upper left chamber (left atrium), through the mitral valve into the lower left chamber (left ventricle).

A sheath will be positioned near the target area (which is usually left atrium near the pulmonary vein).