Calmare is a new machine they are trying to help bad back patients and rsd and cprs patients there is five wires they put around the pain if they can find the right spots the first time with me they did not! But they were new with the machi but its suppose to send resepters to the brain to say it dont hurt its kinda like the stimulator but dont have to be implanted it has worked on couple people but harder as the years go by and the spreading u can search it on the internet under calmare. Com and read about it there are not alot of Machi every where but my doc had one brought in to try but my best answer is go to someone who knows how to run the machi i will be trying it again at the u of u i dont no where u are from but i do no where they are using some! Some doc will try for free like this one did but again didn't no yet how to run it! but read about it but its new