A method for stimulating the production of growth factor in living tissue is provided. The method involves time application of a controlled, fluctuating, directionally oriented magnetic field parallel to a predetermined axis projecting through the target tissue. This method provides a non-invasive technique...http://www.google.de/patents/US5330410?utm_source=gb-gplus-sharePatent US5330410 - Method for increased production of growth factor in living tissue using an applied fluctuating magnetic field