Please see www.painbreakthrough.com. The Institute of Neurological Recovery Los Angeles and Newport Beach, California and Boca Raton, Florida. This video shows the response to perispinal etanercept for chronic, severe, daily back pain and sciatica. Copyright 2010 INRĀ®, all rights reserved. Perispinal etanercept is a patented treatment developed and invented at the Institute of Neurological Recovery in Los Angeles by Edward Tobinick MD.