 Former Breg Leader To Advance Dynatronics Business Growth EAGAN, MN ACCESSWIRE December 29 , 2020 Dynatronics Corporation NASDAQ:DYNT, a leading manufacturer of athletic training, physical therapy, and rehabilitation products, today announced that R.J. Smith, a seasoned leader in the orthopedic and medical device industry, has joined the company in the newly created role as Vice President of Customer Experience. 