MAUDE Adverse Event Report: AESCULAP AG CHALLENGER TI-P ML-LIGAT.CLIPS 12 CARTR.; LIGATION / VESSEL CLIPS

Model Number	PL579T
Medical Device Problem Code	Unintended Ejection (1234)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	12/06/2023
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported to aesculap inc.That a challenger ti-p ml-ligat.Clips 12 cartr.(part# pl579t) was used during a bariatric gastric bypass on december 06 2023.According to the complainant the clip applier successfully fired and clipped twice.Further use of the clip applier caused the clips to back up in cartridge.Reportedly the staff tried again to engage the clip applier and 3 titanium clips dropped into the patient.The pieces were retrieved during surgery and removed from inside of patient.A delay of twenty minutes was reported as a result of this incident.No patient complications were reported as a result of this event.The adverse event is filed under aic reference (b)(4).Associated medwatch reports: (b)(4) (2916714-2023-00125) pl520r, (b)(4) (2916714-2023-00127) pl536r.
Additional Manufacturer Narrative
Investigation on-going.Should relevant additional information / investigation results become available, a supplemental medwatch report will be submitted.
Event or Problem Description
Investigation complete.
Additional Manufacturer Narrative
Updated information: d4 lot number, expiration date.F9 approximate age of device.Description of defect.Information received: io firing problem.Sample product availability: yes.Sample product quantity: 1 piece(s).Investigation.Sample description.The challenger handle (b)(6) as well as the challenger shaft (b)(6) were provided for investigation.They were received in an overall good condition.No obvious damages could be detected.Further, an originally packaged clip cassette (b)(6) / lot 52835145 was received.The used clip cassette from the surgery was not received for investigation.Investigation procedure: the functional inspection of all three sent in system components did not reveal any deviation.The clips could be applied without issues.The reported issue of jamming or firing issues could not be reproduced.The jaw width of the shaft ((b)(6)) was found to be within specification.No anomalies noted on the challenger handle ((b)(6)).Conclusion and root cause: based upon the above mentioned investigation results, the reported issue could not be reproduced.No failure of the returned challenger system was detected.The complaint is not accepted.Device history record: the device quality and manufacturing history records (dhr) have been checked for all leading device(s) lot numbers and the products found to be according to our specification valid at the time of production.There are no similar complaints against the same lot number(s) for leading components.Corrective measures: decision for corrective measures: yes [ ] no [x] description of corrective measures incl.Recommendations to customer, if applicable: n/a.Sales decision plant.Not accepted-credit note for samples.

• Brand Name: CHALLENGER TI-P ML-LIGAT.CLIPS 12 CARTR.
• Common Device Name: LIGATION / VESSEL CLIPS
• Manufacturer (Section D): AESCULAP AG; po box 40; tuttlingen, 78501 ; GM 78501
• MDR Report Key: 18405707
• Report Number: 2916714-2023-00126
• Device Sequence Number: 19520026
• Product Code: FZP
• UDI-Device Identifier: 04046963356040
• UDI-Public: 4046963356040
• Combination Product (Y/N): N
• Initial Reporter State: WA
• Initial Reporter Country: US
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Importer
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 02/22/2024
• Report Date (Section F): 12/27/2023

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Model Number: PL579T
• Device Catalogue Number: PL579T
• Device Lot Number: 52835145
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 12/20/2023
• Is the Reporter a Health Professional?: Yes
• Was the Report Sent to FDA?: Yes
• Distributor Facility Aware Date: 12/06/2023
• Device Age: 9 MO
• Event Location: Hospital
• Date Report to Manufacturer: 12/06/2023
• Initial Date Received by Manufacturer: Not provided
• Supplement Date Received by Manufacturer: Not provided
• Initial Report FDA Received Date: 12/27/2023
• Supplement Report FDA Received Date: 02/22/2024
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Sex: Unknown
• Date Report Sent to FDA: 12/27/2023