A stimulation system delivers stimulation to protect an ischemic region of a body from tissue damage caused by ischemia. The stimulation is delivered to one or more stimulation sites remote from the ischemic region to elicit a physiological effect that protects the ischemic region from the tissue damage...http://www.google.co.uk/patents/US7885710?utm_source=gb-gplus-sharePatent US7885710 - Method and apparatus for tissue protection against ischemia using remote conditioning
