Missouri Code of State Regulations
Title 19 - DEPARTMENT OF HEALTH AND SENIOR SERVICES
Division 20 - Division of Community and Public Health
Chapter 10 - Protection Against Ionizing Radiation
Section 19 CSR 20-10.120 - General Requirements for Diagnostic X-ray Equipment
Universal Citation: 19 MO Code of State Regs 20-10.120
Current through Register Vol. 49, No. 18, September 16, 2024
PURPOSE: This rule establishes general requirements for diagnostic X-ray equipment.
(1) The X-ray tube housing shall be of the protective diagnostic type.
(2) Total filtration shall be as follows:
(A) For
fluoroscopic and radiographic equipment operating at seventy (70) kilovolts
peak (kvp) and below, the total filtration permanently in the useful beam, for
routine use, shall be equivalent to at least 1.5 millimeters (mm) of aluminum.
This condition shall be considered fulfilled if the half value layer (HVL) of
the useful beam is 1.5 mm of aluminum or greater.
(B) For fluoroscopic and radiographic
equipment capable of operating above seventy (70) kvp, the total filtration
permanently in the useful beam shall be equivalent to at least 2.5 mm of
aluminum. This condition shall be considered fulfilled if the HVL of the useful
beam is 2.5 mm of aluminum or greater.
(3) The exposure switch for routine diagnostic X-rays or routine diagnostic fluoroscopy shall be of the dead-man type or time limiting switch acceptable to the department.
(4) Diaphragms or cones shall be used for collimating the useful beam and shall provide the same degree of protection as the tube housing.
*Original authority: 192.420, RSMo 1963.
Disclaimer: These regulations may not be the most recent version. Missouri may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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