Established in 1983, Computerized Imaging Reference Systems, Incorporated (CIRS) began with a defined mission to improve upon existing tissue simulation methodology and provide quantitative reference standards for Computed Tomography.

Today, CIRS is recognized as a leader in the manufacturer of tissue equivalent phantoms and simulators for medical imaging, radiation therapy and procedural training.

CIRS is one of few companies worldwide with proprietary technology that permits the manufacture of phantoms for every commercial imaging modality. Applications include OEM production quality control, service, R&D and pre-clinic trials. The company also provides custom design and manufacturing services to support research into new modalities and techniques.