Quest Medical develops, manufactures and distributes medical devices for the areas of oncology and anesthesia. Its product line includes catheters, ophthalmic surgery devices and coagulation timers. The company also offers aortic punches, vessel occluders and retractors. Quest Medical provides products under the CheckMate, MultiPort, SaddleLoop and MPS brands. The company s LacriCATH product is used for the treatment of lachrymal system eye disorders. Its ACTester unit is a diagnostic instrument that is utilized to monitor critical blood clotting time during hemodialysis. The company serves the medical and surgical markets. Quest Medical is a part of Atrion Corporation, which is a publicly traded company.