1st choice for Cardiovascular Imaging Software Solutions

Medis medical imaging systems

Medis is a leading provider of post-processing software for the quantification of cardiovascular images. Medis' mission is to empower medical professionals by providing software that gives them the facts.

Medis cares about quality. About the quality of its solutions and services. About how its solutions can help improve the way medical specialists diagnose and treat their patients. About patients' quality of life.

That is why we are committed to delivering quality to our customers. We always listen to what clinicians, technicians and researchers need to support their daily workflow. We improve our software and our services continuously, to help improve research and patient care.

Delivering quality means that continuous innovation is at the heart of our products and our processes. It ensures that we can develop the cutting-edge quantification solutions that make our customers achieve their goals in clinical practice and research.


An innovation-driven and customer-oriented company, Medis aims to empower medical professionals by providing them with high-quality quantification software.

Corporate History

Medis is a privately owned company, which was founded in 1989 as a spin-off of the Leiden University Medical Center's Division of Image Processing (LKEB), Department of Radiology.


Medis creates software solutions for the medical specialties of cardiology and radiology. Its software covers the imaging modalities MRI (magnetic resonance imaging), X-ray angiography, IVUS (intravascular ultrasound) and OCT (optical coherence tomography) and CT (computed tomography).

Since its foundation, Medis has introduced a range of quantification 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 that is widely considered the gold-standard solution for quantification of coronary vessels. QMass® MR is used by clinicians and core labs worldwide to help assess cardiac performance.


Medis complies with international standards and regulations to ensure the safety and effectiveness of its products. Medis is an ISO 9001:2008 and ISO 13485:2003 certified company, its clinical products have CE marking for the EU countries and FDA 510(k) market clearances for the US market. Medis’ software development process has been designed along the guidelines of the Software Engineering Institute's CMMi® model, and has adopted valuable elements of the SCRUM and Agile development methodologies.

More regulatory information »

Legal Form and Registration

Medis medical imaging systems bv is a limited liability company under Dutch law, with its statutory seat in Leiden, the Netherlands. It is registered with the Chamber of Commerce in Leiden under registration number 28075744.


Medis is headquartered in the Netherlands and has offices in the UK, Japan, Canada and the US providing support towards its growing installed base of customers in more than 40 countries.


Medis specials provides analytical software solutions that are to be used “ for research purposes” only.

ClinFact is a CRO that can provide extensive support in carrying out clinical trials in which the Medis software is used.