Medis medical imaging systems bv is a leading provider of innovative software solutions that enable clinicians, technicians and researchers to accurately quantify medical images. Medis produces and markets software solutions for cardiovascular imaging that cover the modalities MRI, CT, X-ray angiography and intravascular ultrasound. Since its foundation in 1989, Medis has introduced a range of quantification software solutions that have proven their value in clinical practice and research. QAngio® XA and QMass® MR are Medis'​ flagship products. QAngio® XA incorporates the module QCA-CMS™, which is widely considered as a best-in-class solution for the quantification of coronary vessels. QMass® MR is used by clinicians and core labs worldwide to help assess cardiac function. Medis'​ corporate headquarters are located in Leiden, the Netherlands, and the company has subsidiaries in:Raleigh, NC, USA Birmingham, United Kingdom Toronto, ON, CanadaTokyo, Japan