Bubbles in Ultrasound Reveal Tiny Vessels

It only takes 30 to 90 seconds to take the images for ultrasound localisation mi
It only takes 30 to 90 seconds to take the images for ultrasound localisation microscopy. © Roberto Schirdewahn
A touch of the button is all’it takes to improve the resolution of ultrasound images fivefold. This is down to bubbles floating in the bloodstream and a clever algorithm.

To the trained eyes of a doctor, the grey-white shapes and textures of an ultrasound image reveal more than to the layperson. But the tiniest vascular structures have remained elusive - until now. The team from the Department of Medical Engineering at Ruhr University Bochum headed by Professor Georg Schmitz is perfecting ultrasound localization microscopy (ULM). ...
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