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sealed source |
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sealed source Etymology: ME, seel, mark; Fr, sourdre, to spring a source of radioactivity that is permanently encased in a container or bonding material to prevent leakage. Sealed sources, such as seeds, needles, and specially designed applicators, are used in the implantation of cesium-137, iodine-125, iridium-192, radium-226, and other radionuclides for the treatment of various malignant tumors. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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