Dental x-ray unit providing a cephalometric image and associated method
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United States of America Patent
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Jun 2, 2015
Grant Date -
Sep 27, 2012
app pub date -
Dec 15, 2010
filing date -
Dec 16, 2009
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Abstract
A dental x-ray unit comprising: an X-ray generator adapted to generate an X-ray beam in the direction of a patient's head, means of collimation adapted to confer given dimensions to the generated X-ray beam; a sensor placed facing the generator, receiving the radiologic projection of the collimated beam having irradiated the patient's head and supplying a cephalometric image of the patient's head, characterized in that the device includes: the means to acquire at least one photographic image of the patient's head, the means of automatic control for the means of collimation according to the at least one photographic image so that the dimensions of the collimated X-ray beam are adjusted to the dimensions of the patient's head.
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