DENVER--(BUSINESS WIRE)--TranS1®, a medical device company focused on designing, developing and marketing products to treat degenerative conditions of the spine, has named John Miller to the position of vice president, Sales. A graduate of Indiana University, Miller brings more than 18 years of sales leadership, general management and marketing experience with leading medical device and orthopedic companies to the TranS1 team. He most recently held the position of vice president of Sales at Spi