Atrion Corporation develops, manufactures, and sells fluid delivery devices, and ophthalmic and cardiovascular products worldwide. The company s fluid delivery products include valves that promote infection control and needle safety, as well as for use in intubation, intravenous, catheter, and other applications in the fields of anesthesia and oncology. Its cardiovascular products comprise MPS2 myocardial protection system that delivers fluids and medications, and mixes drugs, as well as controls temperature, pressure, and other variables; cardiac surgery vacuum relief valves; silicone vessel loops for retracting and occluding vessels; and inflation devices for balloon catheter dilation, stent deployment, and fluid dispensing, as well as products that are used in heart bypass surgery. The company s ophthalmic products include specialized medical devices that disinfect contact lenses; and a line of balloon catheters, which are used for the treatment of nasolacrimal duct obstruction in children and adults. It also manufactures instrumentation and associated disposables that measures the activated clotting time of blood; and a line of products designed for safe needle and scalpel blade containment. In addition, the company produces pressure relief valves and inflation systems, principally for use in aviation and marine industries; components used in survival products, such as life vests, life rafts, escape slides, inflatable boats, and other inflatable structures; and one-way and two-way pressure relief valves that protect sensitive electronics and munitions during transportation, as well as pressure relief valves for use in other medical and non-medical applications. Atrion Corporation sells its products to physicians, hospitals, clinics, and other treatment centers, as well as other equipment manufacturers through direct sales personnel, independent sales representatives, and distributors. The company was founded in 1944 and is headquartered in Allen, Texas.