MAUDE Adverse Event Report: Ethicon Endo-Surgery, LLC. ECHELON CIRCULAR; STAPLE, IMPLANTABLE

Catalog Number	CDH29P
Medical Device Problem Code	Ejection Problem (4009)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	09/04/2026
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that during an anastomosis that the cdh29p was used and the device¿s trocar continued to retract as the surgeon tried to open to connect it to the anvil.No delay or patient harm was reported.
Additional Manufacturer Narrative
(b)(4).Date sent: 9/14/2026.D4 batch # unk.An analysis of the product could not be performed since a physical sample was not received for evaluation.As part of our company quality system process, all devices are manufactured, inspected, and distributed to approved specifications.However, if the product is received at a later date, the investigation will be updated as applicable.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.

• Brand Name: ECHELON CIRCULAR
• Common Device Name: STAPLE, IMPLANTABLE
• Manufacturer (Section D): Ethicon Endo-Surgery, LLC.; 475 calle c; guaynabo 00969 ; PR 00969
• Manufacturer (Section G): Ethicon Endo-Surgery, LLC.; 475 calle c; guaynabo 00969 ; PR 00969
• Manufacturer Contact: orla o'mahony ; 475 calle c; guaynabo ; PR ; +1(303)552-6892
• MDR Report Key: 50754513
• Report Number: 3005075853-2026-07507
• Device Sequence Number: 18447673
• Product Code: GDW
• UDI-Device Identifier: 10705036015383
• UDI-Public: (01)10705036015383(17)290531(10)A9ML6V
• Combination Product (Y/N): N
• Initial Reporter Country: US
• PMA/510(K) Number: K163523
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Company Representative
• Type of Report: Initial
• Report Date (Section B): 09/14/2026

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: CDH29P
• Device Lot Number: A9ML6V
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: No
• Initial Date Received by Manufacturer: 09/04/2026
• Initial Report FDA Received Date: 09/14/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 06/24/2026
• 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: Unknown