MAUDE Adverse Event Report: STRYKER GMBH ADVANCED LOCKING SCREW IMN SCREWS Ø5X55MM; ROD, FIXATION, INTRAMEDULLARY AND ACCESSORIES

Catalog Number	23615055S
Medical Device Problem Codes	Loosening of Implant Not Related to Bone-Ingrowth (4002); Migration (4003)
Health Effect - Clinical Codes	Inadequate Osseointegration (2646); Insufficient Information (4580)
Date of Event	10/11/2024
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Additional information has been requested and if received, will be provided in the supplemental report.
Event or Problem Description
As reported: "als is gradually loosening up after surgery".
Additional Manufacturer Narrative
Please note the corrections to d4 gtin, h6 clinical signs and h6 device code.The reported event could be confirmed based on the x-ray image[s] provided, only.A physical inspection was impossible since the item was not made available for inspection [implanted].Provided x-ray images were forwarded to an hcp for review and statement ¿ his comments - excerpts: the screw does back out, that is clear.Furthermore, images were forwarded to r&d for review and comments as well ¿ excerpts: possible causes: the thread has been damaged during implantation.The thread is worn due to postoperative stress.However, based on details available a more specific medical or technical statement could not be made and more detailed information about the complaint event as well as the affected device must be available in order to determine the exact root cause of the complaint event.A review of the device history for the reported lot did not indicate any abnormalities.No corrective actions are required at this time.A review of the labeling did not indicate any abnormalities.No indications of material, manufacturing or design related problems were found during the investigation.In case substantive information will become available in future that suggests otherwise, we reserve the right to reopen the case.
Event or Problem Description
As reported: "als is gradually loosening up after surgery".

• Brand Name: ADVANCED LOCKING SCREW IMN SCREWS Ø5X55MM
• Common Device Name: ROD, FIXATION, INTRAMEDULLARY AND ACCESSORIES
• Manufacturer (Section D): STRYKER GMBH; bohnackerweg 1; postfach; selzach 2545 ; SZ 2545
• Manufacturer (Section G): STRYKER TRAUMA KIEL; prof. kuentscher-strasse 1-5; schoenkirchen/kiel D-242 32; GM D-24232
• Manufacturer Contact: cécile lefeuvre ; 325 corporate drive; mahwah, NJ 07430 ; 2018315000
• MDR Report Key: 21439249
• Report Number: 0008031020-2025-00354
• Device Sequence Number: 4360428
• Product Code: HSB
• UDI-Device Identifier: 07613327381610
• UDI-Public: (01)07613327381610(17)340331(10)K1AD5D3
• Combination Product (Y/N): N
• Initial Reporter Country: JA
• PMA/510(K) Number: K193308
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 04/29/2025

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: Lay User/Patient
• Device Catalogue Number: 23615055S
• Device Lot Number: K1AD5D3
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 01/30/2025
• Supplement Date Received by Manufacturer: 04/03/2025
• Initial Report FDA Received Date: 02/21/2025
• Supplement Report FDA Received Date: 04/29/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 04/09/2024
• 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