Tissue simulation technology and is the leader in the manufacture of phantoms and simulators for quantitative densitometry, calibration, quality control and research in the field of medical imaging and radiotherapy.

The Leader In Tissue Simulation

CIRS, a Castleray company, is recognized world wide for tissue simulation technology and the manufacture of phantoms and simulators for quantitative densitometry, calibration, quality control and research in the field of medical imaging and radiotherapy

 We Are CIRS 

News & Events

11/10/2017 CIRS Acquires ATS Laboratories

02/28/2018 - 03/04/2018 ECR 2018 - Vienna, Austria

03/24/2018 - 03/28/2018 AIUM 2018 - New York City, NY