TORONTO — In this era of regulatory hurdles and reimbursement challenges that often have an adverse effect on innovation, it was refreshing for Medical Device Daily to visit a place last week where people from all across the life sciences spectrum come together under one roof to nurture innovation. And it all happens in Canada's largest city, Toronto, right in the heart of Ontario's life sciences research community, a stone's throw from the University of Toronto and seven specialty hospitals. It is the innovation center dubbed the MaRS Discovery District.