Pulmonx Corporation is a medical technology company offering minimally invasive devices for the treatment of chronic obstructive pulmonary diseases. Its Zephyr Endobronchial Valve is a solution for the treatment of bronchoscopic in adult patients with hyperinflation associated with severe emphysema. The Chartis Pulmonary Assessment System is a balloon catheter and console system with flow and pressure sensors that are used to assess the presence of collateral ventilation. Pulmonx was incorporated in 1995 and is headquartered in Redwood City, CA.