ALung Technologies is a medical device manufacturing company that develops intracorporeal and extracorporeal gas exchange devices for the treatment of acute and chronic respiratory disorders. Its technology utilizes Hemolung, an extracorporeal gas exchange device that circulates blood through a small catheter; and Hattler Catheter, which is placed within the central venous bloodstream in the primary vein that returns blood to the heart and is inserted directly through the skin into the vein. The company was founded in 1997 and headquartered in Pittsburgh, Pennsylvania.