MAUDE Adverse Event Report: COOK ENDOSCOPY HERCULES 3 STAGE BALLOON ESOPHAGEAL; KNQ, DILATOR, ESOPHAGEAL

Model Number	G48732
Medical Device Problem Code	Material Rupture (1546)
Health Effect - Clinical Code	No Consequences Or Impact To Patient (2199)
Date of Event	02/20/2020
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Information regarding concomitant medical products: alliance inflation gun and boston scientific jagwire guidewire.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 conclusion: the additional information provided indicated that the balloon did not receive negative pressure nor lubrication prior to advancement through the endoscope accessory channel.Failure to apply negative pressure and lubrication is against the instructions for use for the device.This is the most likely cause for the reported observation.The instructions for use direct the user: "apply a lubricating agent to the balloon to facilitate passage through the endoscope accessory channel." this activity will aid in endoscopic advancement and balloon preservation.Another possible contributing factor to a leak in the balloon material is failure to apply negative pressure to the balloon dilator prior to advancement through the endoscope.Negative pressure will also aid in balloon preservation and optimize balloon performance.The instructions for use direct the user " to facilitate passage through the endoscope, apply negative pressure to the catheter." in addition, the user is further instructed to "maintain balloon deflation with negative pressure and introduce into endoscope accessory channel, advancing in short increments until balloon is completely visualized endoscopically." the application of negative pressure will aspirate all residual air from the balloon and ease endoscopic advancement.Prior to distribution, all hercules 3 stage balloons esophageal are subjected to a leak test 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: a review of the complaint history was conducted.The likelihood of occurrence is considered rare.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.Additional comments regarding this report: based on the information provided that lubrication and negative pressure were not applied, a cook representative has been directed to contact the medical facility involved in an effort to promote further education and understanding related to appropriate usage of this product.
Event or Problem Description
During an esophagogastroduodenoscopy (egd), the physician used a hercules 3 stage balloon esophageal.The balloon exploded prior to reaching the maximum limit of dilation.A section of the device did not remain inside the patient¿s body.The patient did not require any additional procedures due to this occurrence.According to the initial reporter, the patient did not experience any adverse effects due to this occurrence.

• Brand Name: HERCULES 3 STAGE BALLOON ESOPHAGEAL
• Common Device Name: KNQ, DILATOR, ESOPHAGEAL
• Manufacturer (Section D): COOK ENDOSCOPY; 4900 bethania station rd; winston-salem NC 27105
• MDR Report Key: 9841827
• Report Number: 1037905-2020-00142
• Device Sequence Number: 740622
• Product Code: KNQ
• UDI-Device Identifier: 00827002487321
• UDI-Public: (01)00827002487321(17)220717(10)W4238598
• Combination Product (Y/N): N
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: company representative,health
• Initial Reporter Occupation: Nurse
• Type of Report: Initial
• Report Date (Section B): 02/20/2020

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 Expiration Date: 07/17/2022
• Device Model Number: G48732
• Device Catalogue Number: HBD-15-16.5-18
• Device Lot Number: W4238598
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 02/20/2020
• Initial Report FDA Received Date: 03/17/2020
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1