MAUDE Adverse Event Report: COVIDIEN MFG DC BOULDER LIGASURE; ELECTROSURGICAL, CUTTING & COAGULATION & ACCES

Model Number	LF1844
Medical Device Problem Codes	Device Alarm System (1012); Energy Output Problem (1431); Failure to Cut (2587)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	03/09/2022
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
If information is provided in the future, a supplemental report will be issued.
Event or Problem Description
According to the reporter, during a procedure, the device's cutting was not sufficient.The device also had partial seal and there was bleeding after procedure.There was a regrasp alarm reported.There was an end tone heard and there was an evidence of energy delivery. immediate hemostasis was possible due to intraoperative bleeding.The bleeding was very small amount. there was no patient injury.
Additional Manufacturer Narrative
Additional information: g3, h3, h6 h3 evaluation summary: medtronic conducted an investigation based upon all information received.The device was available for evaluation.Visual inspection noted the heel gap of the jaw was measured as required and was found to be on the low end of the specification.It has been determined that jaws measuring on the low end of specification, were more likely to generate alarm activations (re-grasp alarms) during use.It was reported that the device produced only a partial seal of the vessel and the device had a cutting issue.The reported issues could not be confirmed.The most likely cause could not be established from the information available.It was also reported that the device activated an alarm.The reported issue was confirmed.The most likely cause was traced to device design.Internal process improvements have been initiated to mitigate this issue.A review of the device history records found potentially contributing factors from the manufacturing process.Medtronic is submitting this report to comply with fda reporting regulations under 21 cfr parts 4 and 803.This report is based upon information obtained by medtronic, which the company may not have been able to fully investigate or verify prior to the date the report was required by the fda.Medtronic has made reasonable efforts to obtain more complete information and has provided as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.In particular, this report does not constitute an admission by anyone that the product described in this report has any ¿defects¿ or has ¿malfunctioned¿.These words are included in the fda 3500a form and are fixed items for selection created by the fda to categorize the type of event solely for the purpose of regulatory reporting.Medtronic objects to the use of these words and others like them because of the lack of definition and the connotations implied by these terms.This statement should be included with any information or report disclosed to the public under the freedom of information act.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.A good faith effort will be made to obtain the applicable information relevant to the report.If information is provided in the future, a supplemental report will be issued.

• Brand Name: LIGASURE
• Common Device Name: ELECTROSURGICAL, CUTTING & COAGULATION & ACCES
• Manufacturer (Section D): COVIDIEN MFG DC BOULDER; 5920 longbow dr; boulder CO 80301 3299
• Manufacturer (Section G): COVIDIEN MFG DC BOULDER; 5920 longbow dr; boulder CO 80301 3299
• Manufacturer Contact: tracy landers ; 5920 longbow drive; boulder, CO 80301 ; 3035816943
• MDR Report Key: 13908990
• Report Number: 1717344-2022-00349
• Device Sequence Number: 4303378
• Product Code: GEI
• UDI-Device Identifier: 10884521705890
• UDI-Public: 10884521705890
• Combination Product (Y/N): N
• Initial Reporter Country: JA
• PMA/510(K) Number: K162941
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,Company Representative
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 04/29/2022

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: 06/08/2024
• Device Model Number: LF1844
• Device Catalogue Number: LF1844
• Device Lot Number: 91610196X
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 03/11/2022
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 03/09/2022
• Supplement Date Received by Manufacturer: 04/08/2022
• Initial Report FDA Received Date: 03/25/2022
• Supplement Report FDA Received Date: 04/29/2022
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 07/30/2019
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Patient Sex: Male