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

Model Number	EEA31
Medical Device Problem Codes	Difficult to Remove (1528); Failure to Form Staple (2579)
Health Effect - Clinical Code	Failure to Anastomose (1028)
Date of Event	05/26/2025
Type of Reportable Event	Malfunction
Event or Problem Description
According to the reporter, during a laparoscopic sigmoid colectomy, when using the new circular stapler to anastomose the descending colon and rectum, poor staple formation was observed and the suture was subsequently used to reinforce stitching.It was noted that the anvil did not tilt after firing.
Additional Manufacturer Narrative
Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide 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.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.
Additional Manufacturer Narrative
H3 evaluation summary: medtronic conducted an investigation based upon all information received.The device was available for evaluation.Visual inspection noted that the green bar was not visible in the indicator window and the safety feature was not engaged.Inspection under the microscope displayed divots on the knife blade.The anvil of the instrument was tilted and attached to the instrument.Further inspection of the anvil cutting ring showed shallow traces of knife impression and the ring was received partially severed.It was reported that poor staple formation was observed.The reported issue was 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 did not tilt after firing.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 submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide 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.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.

• 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: 22214637
• Report Number: 2647580-2025-01835
• Device Sequence Number: 15640604
• Product Code: GAG
• UDI-Device Identifier: 10884523005554
• UDI-Public: 10884523005554
• 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: 2025
• 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): 08/15/2025

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 Model Number: EEA31
• Device Catalogue Number: EEA31
• Device Lot Number: P3G0130S
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 06/11/2025
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 05/26/2025
• Supplement Date Received by Manufacturer: 07/29/2025
• Initial Report FDA Received Date: 06/16/2025
• Supplement Report FDA Received Date: 08/15/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 07/10/2023
• 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: 73 YR
• Patient Sex: Male
• Patient Weight: 68 KG