Sunday, November 1, 2009

Prosthetics

The evolution of prosthetics is changing the way that many people see the world. By allowing the disabled to regain their lost functions, it can completely change their life. Imagine being confined to a wheelchair for years, then, suddenly, you’re given the ability to walk again after some rehab and some training for your new electrode implants. This is just one of the new concepts in the rapidly expanding field of prosthetics.
There are several types of new prosthetics for arms and legs and even devices for hearing and sight that are really amazing. One idea that has been getting a lot of attention recently is the thought controlled robotic arm. A microchip is installed into the brain of a monkey to transmit its thoughts to a robotic arm. Within just a few days the monkey was able to feed its self from within its restraints with the use of just the robotic arm. Another very interesting development is the idea of wirelessly implanted electrodes. The basic concept is that by implanting wireless, mini-electrodes into specific parts of muscles, the paralyzed will be able to walk and move again. The electrodes are connected wirelessly to an implant in the brain that will send signals to excite the electrode and the resulting electrical shock will trigger the muscle to contract.
These are just a few of the many new undertakings in the field of prosthetics. Below are several links showing other types of prosthetics currently in use or being designed.
-Legs
-Eye
-Ear

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