This document provides descriptions of various surgical instruments used in a thoracotomy procedure. It describes bone tools like a bone nibbler and rib shear for resection of ribs. It also outlines retractors like a rib spreader and lung retractor to access the thoracic cavity. Various forceps and clamps are explained like bronchial clamps, vascular tissue forceps, and lung holding forceps for grasping tissues and blood vessels. The document aims to inform about the key equipment used in opening the chest cavity during thoracic surgeries.