MAUDE Adverse Event Report: SMITH & NEPHEW, INC. TWNFX TI 3.5 STR ANCHR W/2 ULTRB STR N; FASTENER, FIXATION, NONDEGRADABLE, SOFT TISSUE

Model Number	7210707
Medical Device Problem Codes	Break (1069); Material Split, Cut or Torn (4008)
Health Effect - Clinical Codes	Foreign Body In Patient (2687); No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	11/05/2020
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
(b)(6).(b)(4).
Event or Problem Description
It was reported that, during a foot procedure, the needles came off from the twinfix anchor while tying the knots and or passing.Also some suture breakage was experienced.Mayo needles had to be used.It is unknown how the procedure was completed.No significant delay was reported.No further complications were reported.All available information has been disclosed.If additional information should become available, a supplemental report will be submitted accordingly.
Event or Problem Description
It was reported that, during a foot procedure, the needles came off from the twinfix anchor while tying the knots and or passing.Also some suture breakage was experienced.The problem was solved changing to a competitor device due to the needle consistently falling off.No significant delay was reported.No further complications were reported.
Additional Manufacturer Narrative
H3, h6: the reported device was not returned to the designated complaint unit for independent evaluation, thus visual inspection and functional testing could not be performed.A complaint history review found no similar reported events.A review of device records showed there were no indications to suggest that the product did not meet manufacturing specification upon release for distribution.The instructions for use was reviewed and found to include conditions of off label use and technique specifics, as well as precautions and warnings related to the use of the device.A risk management review found that the reported failure and/or harm was documented appropriately, and there were no indications to suggest the anticipated risk is not adequate.A review of the assembly process found that quality associate must check 100% suture fraying & needle damage (cracks, burrs), because they are none allowed.A review of the customer provided images found the chart stik labels for the s&n devices used during the procedure.This case reports that while implanting the twinfix anchor, the needle detached from the suture.It is unknown if the needle was retrieved from the patient.No clinically relevant supporting documentation was provided for inclusion in a medical investigation.Based on how the anchor is used, it is not likely that the needles would have been left behind within the patient, but this was not confirmed or communicated so it must be assumed that the needle was left behind.The material 420 stainless steel has good biocompatibility in a variety of invasive, limited duration contact applications, however this needle is not approved for implantation; therefore, long-term implantation data is not available.If retained the patient impact beyond possible corrosion, local irritation/discomfort, and/or migration of possibly retained non-implantable foreign body fragments cannot be determined.No further medical assessment can be rendered at this time.There was no relationship found between the device and the reported event.The complaint was not confirmed.Please refer to the instructions for use for recommendations on proper use of the device and potential troubleshooting methods to prevent future reoccurrence of the reported event.No containment or corrective actions are recommended at this time.If the product associated with this event is returned at a future date, this investigation will be reopened for evaluation.

• Brand Name: TWNFX TI 3.5 STR ANCHR W/2 ULTRB STR N
• Common Device Name: FASTENER, FIXATION, NONDEGRADABLE, SOFT TISSUE
• Manufacturer (Section D): SMITH & NEPHEW, INC.; 130 forbes blvd.; mansfield MA 02048
• Manufacturer (Section G): SMITH & NEPHEW, INC.; 130 forbes blvd.; mansfield MA 02048
• Manufacturer Contact: holly topping ; 7000 west william cannon drive; austin, TX 78735 ; 5123913905
• MDR Report Key: 10911429
• Report Number: 1219602-2020-01940
• Device Sequence Number: 11527056
• Product Code: MBI
• UDI-Device Identifier: 03596010532190
• UDI-Public: 03596010532190
• Combination Product (Y/N): N
• Initial Reporter Country: AS
• PMA/510(K) Number: K972326
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Other,Foreign,Health Professional,User Facility,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 12/15/2022

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Expiration Date: 08/30/2024
• Device Model Number: 7210707
• Device Catalogue Number: 7210707
• Device Lot Number: 2039217
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 11/05/2020
• Supplement Date Received by Manufacturer: 12/13/2022
• Initial Report FDA Received Date: 11/26/2020
• Supplement Report FDA Received Date: 12/15/2022
• Date Device Manufactured: 08/30/2019
• 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
• Outcome Attributed to Adverse Event: Required Intervention; Other
• Patient Sex: Unknown