Device evaluation by manufacturer: the product was returned to boston scientific for analysis.The delivery wire and the nitinol shaft were returned.The returned delivery wire showed that it was not broken at the laser cut perforations.The delivery wire was returned with the proximal and distal coupler attached.The coupler showed no damage.The coil was not connected to the distal coupler.The coil was delivered into the patient.Inspection of the remainder of the device, apart from the observed damage, revealed no other damage or irregularities.
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It was reported that the delivery wire broke, and a device fragment was left inside the patient.An 8x20 embold fibered detachable coil system was selected for use an embolization procedure.The target location was a pseudoaneurysm in the pancreaticoduodenal.The vessel was mildly tortuous.During the procedure, the physician retracted the coil due to a sizing preference.While trying to retract the coil into the sheath, there was resistance, and the polymer shaft of the delivery wire broke.The physician was able to use saline to deploy the coil with the distal fragment of the delivery wire still attached to the coil.The coil and fragment of the delivery wire were left inside the target location, and no attempts were made to retrieve the device fragment.The procedure was completed with another of the same device.No patient complications were reported.
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