Unit Highlights Full-time and Per Diem options available! 18 nurses, 3 Open Heart Surgeons, and 5 Vascular Surgeons Four 10-hour shifts Monday-Friday with on call and holiday call requirements. - Vascular, open heart, Catheter based valve procedures, TEE (transthoracic echocardiogram), Cardioversion and thoracic cases. Top 10 Cardiac programs in ...