position-indicating device


position-indicating device

Abbreviation: PID
A device to guide the direction of the x-ray beam during the exposure of dental radiographs. This devices improves and standardizes dental radiographic imaging and reduces the patient's risk of radiation exposure. See also: device

po·si·tion-in·di·ca·ting de·vice

(PID) (pŏ-zish'ŭn-in'di-kāt-ing dĕ-vīs') The lead-lined cone or cylinder that directs the x-ray beam during a radiographic exposure.
Synonym(s): beam-indicating device.