Stories about: video monitoring

Can you see what I see? Maybe not, but the computer can

What if you could just look at someone’s face and tell how fast his or her heart is beating?

The question isn’t as far-fetched as you might think. The movement of our beating heart inside our chest can in fact reveal itself on the surface of the skin, albeit too faintly for our eyes to see. But as you can see in this video, it’s not too faint for a computer (fast forward to 1:25 and 3:18):

Donna Brezinski, MD, of Boston Children’s Hospital’s Division of Newborn Medicine and Neonatal Intensive Care Unit (NICU), recently described the system used to make that video at one of the hospital’s Innovators’ Forums (a series of monthly talks hosted by Boston Children’s Innovation Acceleration Program). It uses computer-based video processing to make a pulse look like it’s bulging on a person’s wrist, or to amplify changes in skin color as freshly oxygenated blood gets pumped through the body.

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