Viasonix is a medical device company focused on the development and production of vascular diagnostic systems, particularly Doppler and pneumatic technologies. Viasonix has successfully commercialized numerous products such as the Sonara and Sonara-Tek TCD systems, the Quantix/ND noninvasive volume blood flow device designed for neurosurgery, the Quantix/OR intra-operative blood flow system, the Quantix/TE for trans-esophageal volume flow diagnosis, and the WalkCare and D-Flex devices for the prevention of deep vein thrombosis. Viasonix is ISO 13485 certified, with numerous regulatory clearances, including FDA, CE, Health Canada, TFDA, CFDA, KFDA, ANVISA, INVIMA, TGA, and AMAR.