Medical Device
fiducial markers
fi·du·ci·al mark·ers
Subclass of:
Prostheses and Implants;
Reference Standards
Definitions related to fiducial markers:
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A medical device placed on or inserted in an anatomic site for accurate visualization of a particular area, prior to radiation treatment or surgery. Examples include markers inserted in the prostate gland for visualization of the site affected by cancer, prior to radiation therapy; markers taped to the scalp prior to imaging in frameless stereotactic brain surgery; and femoral and tibial pins used for spatial orientation in total knee replacement.NCI ThesaurusU.S. National Cancer Institute, 2021
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Materials used as reference points for imaging studies.NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
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