They are the first group in the world to demonstrate their device working while implanted in a living animal. If all goes. To plan within a, decade, or two biofuel cells may be used to power a range of medical implants from sensors, and drug delivery. Devices to entire artificial organs. All you 'll need to do to power them up is eat a, candy bar or drink a coke.Biofuel cells could kick-start a revolution in artificial organs and prosthetics that would transform tens of thousands. Of lives every year.A new range, of artificial electrically-powered organs are now under development including hearts, kidneys and bladder,,, Sphincter and work, has begun on fully-functioning artificial limbs such, as hands fingers and even, eyes. But they all. Have one Achilles heel: they need electricity to run.Batteries are good enough for implants that don 't need, much power but they run out fast and when, it comes, to implants. That is more than just, an inconvenience it is a fundamental limitation.Even devices that do not use much power such as, pacemakers have a, fixed lifespan because they rely on batteries.They usually need their power packs replaced 5 years after implantation. One study in the US found that one in five 70 year-olds. Implanted with a pacemaker survived for, another 20 years - meaning this group needed around 3 additional operations after. The initial implant just to, replace the battery.Each operation is accompanied by the risk of the complications of surgery not something, anybody should have to face if. It is avoidable.Other devices such as artificial kidneys limbs eyes would, or, have such high energy demands that users would have to change. Their power source every few weeks to keep them working. It is simply impractical to use batteries in these devices.That is where biofuel cells come in. Dr Cosnier and his team are one of a growing number of researchers around the world. Developing the technology in an attempt to side-step this inherent limitation.
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