5-17. PREVENTIVE MAINTENANCE
Resolution should be tested following the situations below.
a. Implementation of a quality assurance program.
b. The installation of new equipment.
c. Any service or repair work on the image intensifier.
d. The connection of any viewing and recording systems.
e. Routinely at 6-month intervals.
5-18. CORRECTIVE MAINTENANCE
If your test results exceed the established levels, you must do the following
a. Verify your test results by retesting.
b. Confirm the first results with the second test.
c. If necessary, call the service engineer or the manufacturer's representative.
Section IV. THE EXPOSURE RATE TEST
The exposure rate test measures the existing radiation levels of a fluoroscopic
unit. Such tests allow you to compare patient exposure from room to room for
consistency. The exposures should be within fairly close levels if the rooms have
a. A direct readout dosimeter.
b. A 12-inch ruler.
c. Two 1/8-inch lead sheets.
d. Supports to hold the lead above the ionization chamber.