It was reported during preoperative testing, a cook silicone balloon hysterosalpingography injection catheter failed to deflate.After several attempts the device was successfully deflated, however, the customer opened a new device to complete the scheduled sonohysterogram successfully.There were no adverse consequences to the patient as a result of this reported issue.The device did not make contact with the patient.This medwatch is associated with medwatch 1820334-2018-00809 as the same issue was observed on a same-lot device used in a different case.
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Investigation ¿ evaluation: the cook silicone balloon hysterosalpingography injection catheter was not returned.No photograph or imaging was provided for review.Without the complaint device, a physical investigation was not able to be completed.A document based investigation has been performed.A review of complaint history, the device history record, instructions for use, quality control data and specifications was conducted.The device history record was reviewed and noted there were no non-conformance issues related to the reported failure.A review of complaint history revealed there has been two other complaints associated with the complaint device lot number (8449661) from the same facility and for the same issue.There have been no other complaints received.Prior to distribution, all cook silicone balloon hsg catheters are subjected to an inflation test to ensure proper balloon function.A review of the device history record confirmed that this lot met manufacturing requirements prior to shipment.A review of the instructions for use (ifu) noted the following warnings and precautions: warnings: always inflate the balloon with a sterile liquid.Never inflate with air, carbon dioxide, or any other gas.Precautions: do not overinflate.Using excessive pressure to inflate the balloon on this device can cause the balloon to rupture.A definitive cause for this reported issue could not be determined.Measures have been initiated to address this failure mode.Cook medical has notified the appropriate personnel and will continue to monitor this device via the complaints database for similar complaints.
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