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The balloon was fully inflated within the graft, there was no calcification at the site of inflation or along the path taken, and the balloon was inflated to the recommended value.Investigation ¿ evaluation: a documentation based investigation was performed.Procedural imaging was not provided.A review of complaint history, the device history record, the instructions for use, and quality control data was performed.A visual inspection of the returned product was also conducted.A single balloon catheter was returned.Blood was present on the device.A notable tear spans the length of the balloon.Balloon ruptures can occur due to many factors, including: ballooning outside the stent graft, tracking the balloon in calcified anatomy, manipulating the balloon while inflated, or excessive pressure.There is no indication that a design or process related failure mode contributed to this event.A review of production and quality documentation did not identify any specific issues with current manufacturing or quality controls that may have contributed to this incident.The device history record was reviewed and no non-conformances were noted.A review of complaint history for this product/lot number combination revealed one other similar complaint for balloon rupture has been associated with this product and lot number 8087709.Based on the provided information a definitive root cause cannot be established.Per the quality engineering risk assessment, no further action is required.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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