X-ray or gamma ray systems or devices – Beam control – Collimator
Patent
1994-04-05
1996-11-26
Church, Craig E.
X-ray or gamma ray systems or devices
Beam control
Collimator
378145, G21K 102
Patent
active
055793657
ABSTRACT:
For use with dental position indicating devices for dental x-ray machines that are collimated and are of round transverse cross sectional configuration defining a bore for the length of same, with such bore having its internal surfacing lined for x-ray absorption and having an x-ray emitting end, a snap-fit collimator device therefor for use with rectangular dental instrumentation that is in the form of a body providing a collimator of rectangular form in the size of such instrumentation, with the body being arranged for snap-fit mounting of same on the x-ray emitting end of such round type position indicating devices, with the arrangement involved providing for rotational adjustment of said body relative to such position indicating device for permitting the collimator of same to be aligned with rectangular dental instrumentation, when the position indicator device in question is secured to an x-ray machine in the course of practicing dental radiography.
REFERENCES:
patent: 3745344 (1973-07-01), Updegrave
patent: 3864576 (1975-02-01), Stevenson
patent: 4166220 (1979-08-01), Stutts
RINN Corporation catalog for 1990, author unknown, pp. 1, 2, 18, 19 and 31 (the last page of catalog).
Barnett Douglas A.
Jacobs Raymond G.
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