B3: month and year known; day of event is unknown.D4: lot number, expiration date, h4: manufacture date and g4: 510k number unknown.E1: (b)(6).One device was received for investigation.The device was visually inspected and functionally tested.The connection came off immediately after decontamination.Although it looked slightly white in appearance, no abnormalities such as deformation were observed.After fitting the reference connector, it was confirmed that both the epidural needle and glass syringe could be connected.The root cause could not be clearly identified but could potentially be use error as the device worked properly.A review of the device history records could not be completed as no lot number was provided by the customer.
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