The smallest steerable catheter

Scientists have developed a very small magnetic steerable catheter for minimally invasive surgery. Thanks to its variable stiffness, surgeons can perform more complex movements inside the body with a lower risk of injury ...

Antilock brake system in arteries protects against heart attack

Tübingen biochemists have discovered a natural mechanism of the body that can reduce the formation of dangerous blood clots, also known as thrombosis. So far, this antiblocking system has mainly been studied in mouse arteries. ...

Like a zipper: How cells form new blood vessels

Blood vessel formation relies on the ability of vascular cells to move while remaining firmly connected to each other. This enables the vessels to grow and sprout without leaking any blood. In the current issue of Nature ...

Biomaterial could keep tooth alive after root canal

A root canal ranks high on most people's list of dreaded dental procedures. Although the lengthy and sometimes painful surgery relieves the agony of an infection, a root canal results in a dead tooth with no living soft tissue, ...

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