According to Bundesinstitut für Arzneimittel und Medizinprodukte, this field safety notices involved a device in Germany that was produced by Boston Scientific International S.A..
Field safety notices are communications sent out by medical device manufacturers or their representatives in relation to actions that they may be taking in relation to their product that is on the market. These are mainly for health workers, but also for users. They can include recalls and alerts.
Learn more about the data here