The Medtronic 4-074647-00 is a reusable vial designed for the expiratory bacterial filter of the 840 Ventilator. This product is designed to ensure the effective and safe operation of the ventilator by filtering out bacteria from the exhaled air. The vial is made from high-quality materials to ensure durability and reliability. It is designed for single use and should be replaced as per the manufacturer’s guidelines to maintain the efficiency of the ventilator. This product comes in a box of 1 unit.