Canadian data is current through March 2018. All of the data comes from Health Canada, except for the categories Manufacturer Parent Company and Product Classification.
The Parent Company and the Product Classification were added by ICIJ.
The parent company information is based on 2017 public records. The device classification information comes from FDA’s Product Classification by Review Panel, based on matches of recall data from the U.S. and Canada.
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The detector braking systems may be rendered ineffective resulting in one or both detectors moving to their mechanical limit. in the case of this kind of failure the detector motion cannot be halted using normal operator intervention (e-stop collimator contact sensor activation).