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Technology used to cancel the effects of Parkinson’s Disease

The story is about Andrew Johnson, also known as Cyber AJ, a 39 years old man who suffers from an early stage of Parkinson's Disease. Thanks to a brain surgery performed by his doctors in New Zealand, he can now use his motor and vocal functions a lot better than before. In fact, when his "magical device" is on, it's difficult to notice any kind of motor problems. How is this possible? Andrew underwent a procedure called "deep brain...

Are medical robots safe? A short introduction to robotic surgery

Until the last few decades, medical surgery required incisions that were painful for the patient and difficult to perform for the surgeon. Nowadays, hospitals tend to prefer robotic surgery when they treat the patients. According to most medics, when a medical robot is used in the surgery room, the medical operation is more effective, the body will be minimum invaded and the patient will recover faster. New robots in this field are very precise,...