Originally published by WDEF News 12 Watch the Recording CHATTANOOGA, TN – This week on Tech Byte we travel to the Vascular Institute of Chattanooga for Dr. Will Harris to show us a new tech they have to help treat Peripheral Arterial Disease (PAD) that is new to this end of the country. Cagent Vascular has developed a new technology called the Serranator Balloon that Dr.