MAUDE Adverse Event Report: COOK ENDOSCOPY QUANTUM TTC ESOPHAGEAL BALLOON DILATOR; KNQ, DILATOR, ESOPHAGEAL

Catalog Number	QD-20X8
Medical Device Problem Code	Burst Container or Vessel (1074)
Health Effect - Clinical Code	No Known Impact Or Consequence To Patient (2692)
Date of Event	08/22/2016
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Investigation evaluation: a product evaluation was not performed in response to this report because the product said to be involved was not provided to cook for evaluation.The report could not be confirmed.The device history record for the lot number said to be involved was reviewed.A discrepancy or anomaly was not observed with the product that was released for distribution.Investigation conclusions: we could not conduct a complete investigation because the product said to be involved was not returned for evaluation.A definitive cause for the reported observation could not be determined.The reporter was unable to specify if the balloon was lubricated prior to advancement through the accessory channel of the endoscope.A possible contributing factor to balloon damage is inadequate lubrication of the balloon with a lubricating agent.The instructions for use direct the user to "apply a water soluble lubricant to balloon to allow easier passage through accessory channel." this activity will aid in endoscopic advancement and balloon preservation.The reporter was unable to specify if negative pressure was applied to the balloon device prior to advancement through the accessory channel of the endoscope.Another possible contributing factor to balloon damage is failure to apply negative pressure to the balloon dilator prior to advancement through the endoscope.The instructions for use direct the user in the system preparation, "aspirate all residual air from balloon" and to "maintain balloon deflation with negative pressure." the application of negative pressure will aspirate all residual air from the balloon and ease endoscopic advancement.Negative pressure will also aid in balloon preservation and optimize balloon performance.Damage to the balloon material can occur if the balloon is inflated prior to advancement through the endoscope or if the balloon is inflated while partially or fully inside the accessory channel of the endoscope.The instructions for use contain the following precaution: ¿do not pre-inflate balloon.¿ the instructions for use states the following about balloon withdrawal: "to remove deflated balloon from accessory channel, straighten endoscope tip and withdraw balloon using a continuous twisting motion.Caution: balloon must be completely deflated with all fluid removed before withdrawal." prior to distribution, all quantum ttc esophageal balloon dilators are subjected to a visual examination to ensure device integrity.A review of the device history record confirmed that the lot said to be involved met all manufacturing requirements prior to shipment.Corrective action: corrective action is not warranted at this time based on the quality engineering risk assessment.Quality assurance will continue to monitor for complaint trends and reassess the risk assessment results as post market feedback continues to become available.
Event or Problem Description
During an endoscopy procedure, the physician used a cook quantum ttc esophageal balloon dilator.During the inflating process, the balloon exploded.

• Brand Name: QUANTUM TTC ESOPHAGEAL BALLOON DILATOR
• Common Device Name: KNQ, DILATOR, ESOPHAGEAL
• Manufacturer (Section D): COOK ENDOSCOPY; 4900 bethania station rd; winston-salem NC 27105
• MDR Report Key: 5990909
• Report Number: 1037905-2016-00381
• Device Sequence Number: 13469295
• Product Code: KNQ
• UDI-Device Identifier: 00827002315112
• UDI-Public: (01)00827002315112(17)190209(10)W3681206
• Combination Product (Y/N): N
• Initial Reporter Country: FR
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: company representative,foreig
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 09/06/2016

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Catalogue Number: QD-20X8
• Was Device Available for Evaluation?: No
• Was the Report Sent to FDA?: No
• Distributor Facility Aware Date: 08/22/2016
• Device Age: 6 MO
• Event Location: Hospital
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 09/06/2016
• Initial Report FDA Received Date: 09/30/2016
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Concomitant Medical Products and Therapy/Usage Dates: ENDOSCOPE (UNKNOWN TYPE)