MAUDE Adverse Event Report: ETHICON ENDO-SURGERY, LLC. CIRCULAR MECH STD 33MM; STAPLE, IMPLANTABLE

Catalog Number	CDH33B
Medical Device Problem Code	Ejection Problem (4009)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	07/01/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
(b)(4).Date sent 8/4/2025.D4 batch # unk.B3: exact date is unk.Assumed first day of the month.Attempts have been made to retrieve the device.To date the device has not been returned.If the device or further details are received at a later date a supplemental medwatch will be sent.The manufacturing records were reviewed and the manufacturing/packaging criteria were met prior to the release of this lot.This report is being submitted pursuant to the provisions of 21 cfr, part 803.This report may be based on information which has not been investigated or verified prior to the required reporting date.This report does not reflect a conclusion by ethicon, or its employees that the report constitutes an admission that the product, ethicon, or its employees caused or contributed to the potential event described in this report.If information is obtained that was not available for the initial report, a follow-up report will be filed as appropriate.
Event or Problem Description
It was reported that during an unknown procedure after the surgeon opened the packaging of the circular stapler, he informed that it was not approaching between the warhead and other stapler structure, he found the space sporty and preferred not to use in the patient for fear of some clinical complication, being necessary to open another stapler.There were no patient consequences.
Additional Manufacturer Narrative
(b)(4).Date sent 8/29/2025.The device upon which this medwatch is based has been received, however, the evaluation is not yet complete.Any further information derived from the evaluation will be submitted in a supplemental 3500a form.
Additional Manufacturer Narrative
(b)(4).Date sent 9/2/2025.D4 batch #393d29.Investigation summary- the product was returned for thorough evaluation, which included visual inspections and functional testing of the returned device.Visual analysis of the returned sample revealed that the cdh33b device arrived with no apparent damage.The breakaway washer was present and uncut, the device was fully loaded with staples, indicating that the device had not been fired.The device was tested for functionality with the returned washer and it fired and formed all the staples as well as completely cut the test media and the breakaway washer without incident.The staple line was complete, and the staples meet the staple form release criteria.No anvil issues were noted at any time during the testing.The event described could not be confirmed as the device performed without any difficulties.Although no product defect was identified, there may have been other circumstances or issues that occurred during the use of the device that could not be replicated during the laboratory analysis.Although it could not be determine the cause of the reported incident, proper usage of the proximate ils circular staplers is important to ensure functionality.For more information, please refer to the instructions for use.As part of ethicon endo surgery¿s quality process all devices are manufactured, inspected and released to approved specifications.A manufacturing record evaluation was performed for the finished device batch number 393d29, and no non-conformances were identified.

• Brand Name: CIRCULAR MECH STD 33MM
• Common Device Name: STAPLE, IMPLANTABLE
• Manufacturer (Section D): ETHICON ENDO-SURGERY, LLC.; 475 calle c; guaynabo 00969
• Manufacturer (Section G): ETHICON ENDO-SURGERY, LLC.; 475 calle c; guaynabo 00969
• Manufacturer Contact: orla o'mahony ; 475 calle c; guaynabo ; 3035526892
• MDR Report Key: 22703971
• Report Number: 3005075853-2025-06143
• Device Sequence Number: 9035976
• Product Code: GDW
• UDI-Device Identifier: 10705036003472
• UDI-Public: (01)10705036003472(17)291231(10)419D35
• Combination Product (Y/N): N
• Initial Reporter Country: BR
• PMA/510(K) Number: K983536
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional
• Initial Reporter Occupation: Other
• Type of Report: Initial,Followup,Followup
• Report Date (Section B): 09/02/2025

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 Catalogue Number: CDH33B
• Device Lot Number: 419D35
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 07/18/2025
• Supplement Date Received by Manufacturer: 08/28/2025; 09/01/2025
• Initial Report FDA Received Date: 08/04/2025
• Supplement Report FDA Received Date: 08/29/2025; 09/02/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 01/30/2025
• 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: 36 YR
• Patient Sex: Female