Tools & Calculators
Free calculators for medical and health physics, built and checked by OHP’s physicists. Each tool runs right in your browser, with no sign-up and nothing to install.
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Patient Release Calculator
Release calculator for patients given I-131 and other radionuclides under Reg Guide 8.39, Rev. 1. Flags written instructions and records.
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Radioactive Decay Calculator
Decay a source forward or back to any date and time, or find when it reaches a target activity.
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The Complete Radiation Dose Calculator
Every modality. Every patient. Every number cited. Effective, organ, fetal and skin dose for Nuclear Medicine, X-Ray, Fluoroscopy and CT.
