The No.10 blade with it's curved cutting edge is one of the more traditional blade shapes and is used generally for making small incisions in skin and muscle . The No.10 is often utilised in more specialised surgeries such as for harvesting the radial artery during a coronary artery bypass operation , opening the bronchus during thoracic surgery and for Inguinal hernia repair. The No.10 fits Handles 3, 3L, 3 Graduated, 5B, 7, 9, B3 and B3L.