During radiation therapy, you're positioned on a table and a large machine moves around you, directing radiation beams to specific areas of your body in order to target your cancer.

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Dr. Nakamura brushes aside charges of fraud, and says he has used the QRS machine to correctly measure the severity of radiation exposure in a group of Fukushima Daiichi workers.

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The backscatter machine "delivers an extremely low dose of ionizing radiation" with levels "below the acceptable limits, " the report stated.

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Her group lost their mice as well as their radiation equipment, including a brand new, half million-dollar machine that took two years to obtain.

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With more emotion than sense, electronic components, machine parts and even towels made far from Fukushima have required radiation checks or been turned back by Italy and China, among others.

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External beam radiation involves zapping a patient with high-dose X rays generated by a machine called a linear accelerator.

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The new machine will be attached to a linear accelerator, a device used for radiation therapy, to allow simultaneous imaging and treatment, according to Sha Chang, who will lead the team that tests it.

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To deal with this, the Living Machine often includes components at the end of the system that sterilize the water with ultraviolet radiation, ozone or chlorine.

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Founded in 1954 by the son of a traveling X-ray machine installer, the Glenwood, Ill. company makes tools called dosimeters, which measure and monitor radiation exposure.

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