by Gord Grant PhD, RAc and Alina Tousseeva RAc Instrument Assisted Soft Tissue mobilization (iaSTiM) is not a new idea at all! Who has not used a solid object or tool to work out the tight knots in your back muscles?  And think of all the self myofascial release instruments such as foam or ribbed plastic rollers, rubber balls and or other devices.  iaSTiM is indeed an ancient practice.  It…