MAUDE Adverse Event Report: US SURGICAL PUERTO RICO EEA; STAPLER, SURGICAL

Model Number	EEA21
Medical Device Problem Codes	Difficult to Remove (1528); Misfire (2532); Failure to Form Staple (2579); Misassembly by Users (3133)
Health Effect - Clinical Code	Failure to Anastomose (1028)
Date of Event	11/20/2023
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
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.
Event or Problem Description
According to the reporter, during laparoscopic radical surgery of esophageal cancer, at the time of esophageal anastomosis, there was a poor staple formation and the staple line was incomplete.Some of the staples were not formed, and the legs of the staples were straight and not bent.An improperly matched instrument and anvil combination was used, and the donuts were incomplete.Moreover, the anvil could not be tilted after firing.The surgical time was extended for more than 30 minutes.To resolve the issue, the surgeon added another circle of suturing for anastomosis.
Additional Manufacturer Narrative
Additional information: d2, d9, g3, g4, h3, h6 h3 evaluation summary: medtronic conducted an investigation based upon all information received.The device was available for evaluation.Visual inspection noted the instrument was fully applied.Further inspection noted that the green bar was visible in the indicator window and the safety feature was not engaged.The staple guide was observed to be attached to the instrument with no damage to the staple guide.After actuating the handle, the pusher fingers appeared to be intact and inspection under the microscope displayed no damage to the knife blade.Eight unformed staples were received.The anvil was not received.It was reported that there was a poor staple formation, the staple line was incomplete, the anvil does not tilt, and the donut was incomplete.The reported issues were confirmed.The product analysis noted evidence that the device was not used as intended.This issue may occur if the instrument handle compression is not completed or if the instrument is applied against an excessive amount of tissue during the clinical application.It was also reported that the anvil was wrongly attached.The reported issue could not be confirmed.The most likely cause could not be established from the information available.The manufacturing records for each device are thoroughly reviewed prior to release to ensure that it meets all medtronic quality specifications.The instructions included with this device provide the following guidance: when firing the stapler, make sure to fully squeeze the instrument handle until the metal underside of the handle contacts the stapler body to the fullest extent.Partial or incomplete handle squeezes may result in unacceptable staple formation and/or incomplete knife cut.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: EEA
• Common Device Name: STAPLER, SURGICAL
• Manufacturer (Section D): US SURGICAL PUERTO RICO; 201 sabanetas industrial park; ponce PR 00716 4401
• Manufacturer (Section G): US SURGICAL PUERTO RICO; 201 sabanetas industrial park; ponce PR 00716 4401
• Manufacturer Contact: justin ellis ; 8200 coral sea st ne; mounds view, MN 55112 ; 7635265677
• MDR Report Key: 18339825
• Report Number: 2647580-2023-05333
• Device Sequence Number: 8192364
• Product Code: GAG
• UDI-Device Identifier: 10884523004663
• UDI-Public: 10884523004663
• Combination Product (Y/N): N
• Initial Reporter Country: CH
• PMA/510(K) Number: K221003
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2023
• 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): 02/06/2024
• 2 Devices were Involved in the Event: 1 2

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 Model Number: EEA21
• Device Catalogue Number: EEA21
• Device Lot Number: P3A0056S
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 11/20/2023
• Supplement Date Received by Manufacturer: 01/12/2024
• Initial Report FDA Received Date: 12/15/2023
• Supplement Report FDA Received Date: 02/06/2024
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 01/13/2023
• 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 Age: 55 YR
• Patient Sex: Male