©Florian Sterl, Sterltech Optics

Endoscopies, as in a gastroscopy or colonoscopy, produce images from the inside of the body. However, the instruments that make such images possible are usually at least as thick as a fingertip. This means that it is impossible to look inside blood vessels. That’s a real shame. Because endoscopies in veins could help prevent strokes or even heart attacks if deposits in the blood vessels are detected early on.

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About the author

Author profile picture Petra Wiesmayer is a journalist and author who has conducted countless interviews with high-profile individuals and researched and written general entertainment, motorsports, and science articles for international publications. She is fascinated by technology that could shape the future of mankind and enjoys reading and writing about it.As an avid science fiction fan she is fascinated by technology that could shape the future of mankind and enjoys reading and writing about it.