Wis. Admin. Code Department of Health Services DHS 157.79 - Veterinary medicine x-ray systems
(1) GENERAL. The
requirements of this section apply to all animal use x-ray systems used in
veterinary practice and are in addition to other provisions in subchs. I and
III.
(2) EQUIPMENT.
(a) The tube housing shall be electrically
shock proof and of a diagnostic type. The x-ray tube may not be hand-held
during exposures.
(b) A device
shall be provided to terminate the exposure after a preset time or
exposure.
(c) A dead-man type of
exposure switch shall be provided with an electrical cord of sufficient length
so that the operator or the assistant, may stand out of the useful beam and at
least 2 meters (6.5 feet) from the table during all x-ray exposures. A foot
operated exposure switch may be used and this switch may be integrated into the
table base or the foot switch may be on a 2 meter (6.5 feet) cord.
(3) OPERATING PROCEDURES.
(a) The operator shall stand at least 2
meters (6.5 feet) from the tube housing and the animal during radiographic
exposures. The operator may not stand in the useful beam. Hand-held
fluoroscopic screens may not be used. The tube housing may not be held by the
operator. No person other than the operator may be in an x-ray room while
exposures are being made unless another person's assistance is
required.
(b) During any
application in which the operator is not located behind a protective barrier,
the operator and any other persons in the room during exposures shall wear
protective clothing consisting of a protective apron having a lead equivalent
of not less than 0.5 millimeter unless measurements indicate
otherwise.
(c) Any person holding
or supporting an animal or the image receptor during radiation exposure shall
wear protective gloves that surround the hand and a protective apron having a
lead equivalent of not less than 0.25 millimeter. Devices that only partially
shield the hands are prohibited.
(d) Veterinary fluoroscopy systems shall be
operated only under the direct supervision of the licensed
veterinarian.
(4) ANIMAL
SUPPORT. Mechanical restraints shall be used to restrict movement of the animal
unless the restraints interfere with the examination of the animal. No persons
may be regularly utilized to hold or support animals during radiation
exposures. Operating personnel may not perform this service except in cases
where no other person is available.
Notes
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