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Recall Observatory FDA recall evidence

Device product

nanoDot D2DXS, Model Numbers: a) 03063-1MO; b) 03063-3MO; c) 03063-OTO; d) 03063-SMO; radiation monitoring dosimeter used with the microSTAR readers

Z-2548-2023

July 12, 2023

Class II

Product summary

Firm
Landauer
Event
Event 92647
Status
Completed
Classification
Class II
Quantity
68007 units
Official record key
device-enforcement:Z-2548-2023

Official wording

Reason: LANDAUER received reports indicating that some nanoDots may potentially be outside of the specified range of +/-5.5% accuracy. Investigation of nanoDots indicated the presence of a potential non-conformance in the Optical Stimulated Luminescence (OSL) material that is beamed after exposure and emits fluorescence proportional to radiation exposure.

Code information: UDI/DI 0860003399903, all batch numbers

Distribution pattern: Worldwide

Derived failure modes

  • Unknown

    reason.no_named_rule · v1.0.0

    LANDAUER received reports indicating that some nanoDots may potentially be outside of the specified range of +/-5.5% accuracy. Investigation of nanoDots indicated the presence of a potential non-conformance in the Optical Stimulated Luminescence (OSL) material that is beamed after exposure and emits fluorescence proportional to radiation exposure.