Medistim ASA develops, produces, services, leases, and distributes medical devices for cardiac and vascular surgery in the United States, Asia, Europe, and internationally. The company offers MiraQ Cardiac, a system that combines ultrasound imaging and transit time flow measurement (TTFM) in a single system for cardiac surgery; MiraQ Vascular, a system that combines ultrasound imaging and TTFM in a single system for vascular surgery; MiraQ Ultimate that combines TTFM and ultrasound imaging in a single system for cardiac, vascular, and transplant surgery; and imaging probes for intraoperative use. It also provides QuickFit TTFM probes, which is designed to hold the vessel and ensure precise measurements on various types of vessel grafts; Vascular TTFM probes for locking slide mechanism designed to secure the vessel while minimizing the manipulation; ultrasound imaging probes; and Doppler probes that are used to search for intramural coronary arteries or to locate the position and quantify the degree of a stenosis. In addition, the company distributes and sells third party medical equipment. Medistim ASA was founded in 1984 and is headquartered in Oslo, Norway.