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vOne step closer to cyborgs: scientists come up with electronic blood vessels

One step closer to cyborgs: scientists come up with electronic blood vessels

Scientists from China and Switzerland have teamed up to create an implantable medical device that performs the main function of blood vessels – circulates blood throughout the body, but does more than that. An electronic analog of blood vessels allows precise delivery and dosage of drugs and even participation in gene therapy. It would be tempting to take control of these highways and get your hands on the tools to regenerate the body.

blood_01
blood_01

Simple replacement of natural blood flows with artificial ones is important for the treatment of a number of diseases associated with vascular obstruction. But the scientists decided to expand the functionality of the implants from passive to active by adding electronics to them. For this, the elastic pipes were equipped with a sheath made of a metal-polymer conductive membrane. Like blood vessels, the implants have been tested in rabbits and have shown the safety and biological compatibility of the materials with a living organism. After three months of observation, no inflammatory processes were found in the organs of the experimental rabbits.

In the course of the experiments, electronic blood vessels successfully transported blood and could deliver drugs to the desired area, and even triggered magnetic stimulation of cells to improve permeability. By controlling the fields and impulses along the electronic membrane of artificial vessels, it was possible to accelerate wound healing and, in general, improve tissue regeneration.

However, to transfer such solutions to people, it will be necessary to develop other control and supply circuits. This means that the dimensions of the electronics and power supplies should be much smaller than the researchers plan to go on to do.

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