MAUDE Adverse Event Report: ARTHREX, INC. KL 1.8 FIBERTAK, SHOULDER; NON-DEGRADABLE FIXATN FASTENER

Model Number	KL 1.8 FIBERTAK, SHOULDER
Medical Device Problem Code	Break (1069)
Health Effect - Clinical Code	Insufficient Information (4580)
Date of Event	10/16/2025
Type of Reportable Event	Malfunction
Event or Problem Description
On 17th october 2025, it was reported by an arthrex employee via email that for 2 units of ar-3636-1, knotless 1.8 fibertak® soft anchor, gen2, with #2 suture, qty.1, the anchors broke during passing of the repair suture through the knotless mechanism of the anchor.The limb of the shuttling suture broke off from the looped portion meaning the repair suture was unable to be fully converted.This was detected during use in a shoulder instability repair procedure on (b)(6) 2025.The procedure was completed successfully as a new knotless 1.8mm fibertak anchor was opened and used.
Additional Manufacturer Narrative
Investigation is in process.A follow-up report will be provided upon availability of additional information.
Additional Manufacturer Narrative
Additional information: g3, h3, h6.Based on the information provided, which may include the returned device (if available), photographs, videos, event description, and any additional field input, arthrex has determined the most likely cause.The most likely cause is attributed to user-related factors such as misaligned insertion or excessive force applied during conversion.

• Brand Name: KL 1.8 FIBERTAK, SHOULDER
• Common Device Name: NON-DEGRADABLE FIXATN FASTENER
• Manufacturer (Section D): ARTHREX, INC.; 1370 creekside boulevard; naples FL 34108 1945
• Manufacturer (Section G): ARTHREX, INC.; 1370 creekside boulevard; naples FL 34108 1945
• Manufacturer Contact: jared engle ; 8009337001
• MDR Report Key: 23367299
• Report Number: 1220246-2025-04776
• Device Sequence Number: 10089114
• Product Code: MBI
• UDI-Device Identifier: 00888867362857
• UDI-Public: (01)00888867362857(11)250522(17)300430(10)15440085
• Combination Product (Y/N): N
• Initial Reporter Country: NZ
• PMA/510(K) Number: K251809
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Company Representative
• Initial Reporter Occupation: Administrator/Supervisor
• Type of Report: Initial,Followup
• Report Date (Section B): 03/02/2026

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 Model Number: KL 1.8 FIBERTAK, SHOULDER
• Device Catalogue Number: AR-3636-1
• Device Lot Number: 15440085
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 10/16/2025
• Supplement Date Received by Manufacturer: 02/27/2026
• Initial Report FDA Received Date: 10/23/2025
• Supplement Report FDA Received Date: 03/02/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 05/22/2025
• 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