Stereotactic-guided radiation therapy system with variable-length compensating collimator
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United States of America Patent
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Aug 6, 1991
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N/A
app pub date -
Nov 29, 1989
filing date -
Nov 29, 1989
priority date (Note) -
Expired
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Abstract
A system for stereotactic-guided radiation therapy, method of stereotactic-guided radiation therapy, and a collimator useful in treating a patient with stereotactic-guided radiation therapy includes a variable length pathway for the beam of radiation, the pathway having associated therewith a material substantially equivalent to the tissue of the patient, whereby the radiation beam always travels through the same distance of actual tissue and tissue equivalent material.
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