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As reported, during a cervical dilation, a cook cervical ripening balloon w/stylet separated.The device was inserted into the patient digitally with the provided stylet and inflated with 80ml of saline in each balloon.After having been in place for three hours, the catheter was pulled slightly, at which time it was noticed that the distal uterine balloon had detached from the catheter.The uterine balloon remained in the patient despite the administration of prostaglandins to induce dilation and passage of the balloon.29.5 hours after initial placement, a vaginal exam was performed, and an attempt to manually remove the balloon was unsuccessful.48 hours after initial placement, the balloon came out of the patient.Due to a failure to progress dilation, a caesarean section was performed with successful delivery.A section of the device did not remain inside the patient¿s body.According to the initial reporter, neither the mother nor baby experienced any adverse effects due to this occurrence.
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Blank fields on this form indicate the information is unknown, unavailable, or unchanged.Event summary: as reported, during a cervical dilation, a cook cervical ripening balloon w/stylet separated.The device was inserted into the patient digitally with the provided stylet and inflated with 80ml of saline in each balloon.After having been in place for three hours, the catheter was pulled slightly, at which time it was noticed that the distal uterine balloon had detached from the catheter.The uterine balloon remained in the patient despite the administration of prostaglandins to induce dilation and passage of the balloon.29.5 hours after initial placement, a vaginal exam was performed, and an attempt to manually remove the balloon was unsuccessful.48 hours after initial placement, the balloon came out of the patient.Due to a failure to progress dilation, a caesarean section was performed with successful delivery.A section of the device did not remain inside the patient¿s body.According to the initial reporter, neither the mother nor baby experienced any adverse effects due to this occurrence.Investigation - evaluation.Reviews of the complaint history, device history record, instructions for use, and quality control procedures and a visual inspection of the device were conducted during the investigation.One cook cervical ripening balloon was returned for investigation in used condition.The catheter was received severed above the vaginal balloon; the uterine balloon segment was not returned.The proximal segment measured 27.6cm from the point of separation to the distal end of the y fitting.The vaginal balloon was attached to the returned catheter segment.Under magnification, separation occurred within the proximal bond of the uterine balloon; the edge break was smooth on one side and jagged on the opposite side.Track marks were observed at the severed point, indicating the catheter was grasped by an instrument, causing damage.A document-based investigation evaluation was performed.No related non-conformances were recorded, and there have been no other reported complaints for this lot number.The device history record review provides objective evidence that the device was manufactured to specification.There is no evidence of nonconforming devices from the complaint lot in house or in the field.There were no identified gaps in the device specifications or quality controls procedures.Cook has concluded that sufficient inspection activities are in place to identify this failure mode prior to distribution.The device is packaged with instructions for use which warn, ¿do not over inflate.Using excessive pressure to inflate the balloon on this device can cause the balloon to rupture.¿ the ifu also states potential risks associated with the use of the cook cervical ripening balloon and labor induction, which include device expulsion, device entrapment and/or fragmentation, and failed dilation or need for caesarean delivery.Based on the available information, cook has concluded that the device was likely damaged by an instrument of undetermined origin and that unintended user error likely contributed to this incident.We will continue our monitoring of similar complaints and have notified the appropriate personnel of this event.Per the quality engineering risk assessment, no further action is required.This report is required by the fda under 21 cfr part 803 and is based on unconfirmed information submitted by others.Neither the submission of this report nor any statement contained herein is intended to be an admission that any cook device is defective or malfunctioned, that a death or serious injury occurred, nor that any cook device caused, contributed to, or is likely to cause or contribute to a death or serious injury if a malfunction occurred.
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