The Analysis and Treatment takes just a few minutes. Dr. Evans, the inventor of the PulStarTM technology has worked with chiropractors for over 35 years. After years of research and development Sense Technology Inc. has reinvented the impulse head. Now the PulStarTM is so sensitive that it can accurately analyze children at the amazingly low force of five pounds. Children and older adults in pain no longer wince when being analyzed by the system. Try that with any other instrument on the market today.