Profile: Ptw-new York Corporation designs, develops, manufactures and distributes dosimetry & quality control equipment for use in the medical field, especially in radiation therapy, diagnostic radiology, health physics, & nuclear medicine. We provide dosimeters that are suitable for monitor calibration and patient dosimetry. We offer isotope calibrators for radionuclide activity measurement in nuclear medicine and intravascular brachytherapy. We are accredited with ISO 9001 certification.