The Cooley Sternum/Rib Retractor is offered as a product family comprising 6 catalogued configurations. It is a self-retaining sternum and rib retractor that spreads and holds apart the sternum or ribs to expose the thoracic cavity during open and minimally invasive approaches. All configurations share the COOLEY pattern. The family provides pattern variants including Atrium Retractor, rigid; Atrium Retractor; malleable; Valve Hook; working lengths ranging across 180 mm, 140 mm, 240 mm, 105 mm; listed dimensions ranging across 165 mm, 6 ½” / 180 mm, 7” / 285 mm, 11 ¼”, 140 mm, 5 ½” / 140 mm, 5 ½” / 215 mm, 8 ½”, 60 mm / 20 mm, 60 mm / 35 mm, 60 mm / 45 mm, 90 mm, 3 ½“ / 105 mm, 4 ⅛“ / 170 mm, 6 ¾“. It is applicable to thoracic surgery, cardiac surgery. Individual configurations are selectable as variations, each identified by its own catalog reference and available on a request-a-quote basis.