MAUDE Adverse Event Report: MEDOS INTERNATIONAL SÃ RL CH TI STRGT ROD 6.0 X 300MM HEXHEX; THORACOLUMBOSACRAL PEDICLE SCREW SYSTEM

Catalog Number	5560602300T
Medical Device Problem Code	Migration (4003)
Health Effect - Clinical Code	Insufficient Information (4580)
Date of Event	12/17/2025
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Product complaint # (b)(4).This report is being submitted pursuant to the provisions of 21 cfr, part 803 (and/or part 4, as applicable).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 depuy synthes, or its employees that the report constitutes an admission that the product, depuy synthes, or its employees caused or contributed to the potential event described in this report.Additional narrative: d4: udi: as the lot number for the device involved in the event was not provided, the full udi is currently not available.If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.
Event or Problem Description
It was reported that patient had a previous hardware from another company from l2-4.On (b)(6) 2025 surgeon removed the l4 screws and replaced them with depuy trialtis screws.Additionally, a single iliac screw was placed on the left side and then 6.0 titanium rods were placed.On (b)(6) 2025, the surgeon informed that the rod had disengaged from the caudal most pedicle screw that is iliac screw.A revision surgery was scheduled for (b)(6) 2025.
Additional Manufacturer Narrative
Depuy synthes is submitting this report pursuant to the provisions of 21 cfr, part 803.This report may be based on information which depuy synthes has not been able to investigate or verify prior to the required reporting date.This report does not reflect a conclusion by fda, depuy synthes or its employees that the report constitutes an admission that the device, depuy synthes, or its employees caused or contributed to the potential event described in this report.If the information is unknown, not available or does not apply, the section/field of the form is left blank.H11 additional narrative: h3, h6: photo investigation: the photo was returned to depuy synthes for evaluation.The depuy synthes team conducted a visual inspection of the returned photo.Visual analysis of the photo revealed that ti strgt rod 6.0 x 480mm hexhex had disengaged from the mating screw.With the information provided is not possible to determine a potential cause at this moment.The mode of failure of the device is multi-factorial and consideration must be given to all other potential influences such as surgical process, patient variables (e.G.Activity level and use), anatomical considerations and patient changes over time.Any conclusions from the investigational input provided have to be placed into context with all other relevant factors.As the device was not returned, an as-received condition could not be assessed, and a dimensional inspection and document/specification review were not completed.The overall complaint was confirmed for ti strgt rod 6.0 x 480mm hexhex0.There is no indication that a design or manufacturing issue has caused the complaint condition.Based on the investigation findings, it has been determined that no corrective and/or preventative action is proposed.As part of depuy synthes quality process, all devices are manufactured, inspected, and released to approved specifications.Additional monitoring for any potential safety signals will be conducted through complaint trending and other post-market safety surveillance activities.Device history review (dhr): the device lot number is unknown, therefore a device history review could not be performed.If the lot/serial number becomes available, the record will be re-assessed.If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.
Additional Manufacturer Narrative
Depuy synthes is submitting this report pursuant to the provisions of 21 cfr, part 803.This report may be based on information which depuy synthes has not been able to investigate or verify prior to the required reporting date.This report does not reflect a conclusion by fda, depuy synthes or its employees that the report constitutes an admission that the device, depuy synthes, or its employees caused or contributed to the potential event described in this report.If the information is unknown, not available or does not apply, the section/field of the form is left blank.H11 additional narrative: added: d4 lot, d9, h4.Corrected: d1, d4 (catalog, primary udi number).The device was received, the investigation is in progress, no conclusion could be drawn at the time of filing this report.If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.
Additional Manufacturer Narrative
Depuy synthes is submitting this report pursuant to the provisions of 21 cfr, part 803.This report may be based on information which depuy synthes has not been able to investigate or verify prior to the required reporting date.This report does not reflect a conclusion by fda, depuy synthes or its employees that the report constitutes an admission that the device, depuy synthes, or its employees caused or contributed to the potential event described in this report.H11 additional narrative: h6: the photo was returned to depuy synthes for evaluation.The depuy synthes team conducted a visual inspection of the returned photo.Visual analysis of the photo revealed that ti strgt rod 6.0 x 480mm hexhex had disengaged from the mating screw.With the information provided is not possible to determine a potential cause at this moment.The mode of failure of the device is multi-factorial and consideration must be given to all other potential influences such as surgical process, patient variables (e.G.Activity level and use), anatomical considerations and patient changes over time.Any conclusions from the investigational input provided have to be placed into context with all other relevant factors.As the device was not returned, an as-received condition could not be assessed, and a dimensional inspection and document/specification review were not completed.The overall complaint was confirmed for ti strgt rod 6.0 x 480mm hexhex0.There is no indication that a design or manufacturing issue has caused the complaint condition.Based on the investigation findings, it has been determined that no corrective and/or preventative action is proposed.As part of depuy synthes quality process, all devices are manufactured, inspected, and released to approved specifications.Additional monitoring for any potential safety signals will be conducted through complaint trending and other post-market safety surveillance activities.Device history lot: a review of the receiving inspection (ri) for ti strgt rod 6.0 x 300mm hexhex conducted identifying that lot number 5560602300treleased in one batch.¿ batch1: lot qty of 47 units were released on oct 23, 2024, with no discrepancies supplier: (b)(4) as a result, the ri identified no issues during the manufacturing and release of this device that could have contributed to the problem reported by the customer.If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.
Additional Manufacturer Narrative
Depuy synthes is submitting this report pursuant to the provisions of 21 cfr, part 803.This report may be based on information which depuy synthes has not been able to investigate or verify prior to the required reporting date.This report does not reflect a conclusion by fda, depuy synthes or its employees that the report constitutes an admission that the device, depuy synthes, or its employees caused or contributed to the potential event described in this report.H11 additional narrative: added: d10.Corrected: g3.H3, h6: the product was returned to depuy synthes for evaluation.Visual inspection of the returned device found rod has scratches along the shaft, possibly due to the extraction process.The condition of migration was able to be confirmed due to x-ray being shared as evidence of the reported event.Based on the ifu trialtis spine system, ifu-0902-90-407, rev.D the following is advised: postoperative cater and the patient's ability and willingness to follow instructions are among the most important aspects of successful bone healing.The patient must be made aware of the limitations of the implant, and instructed to limit and restrict physical activities, especially lifting and twisting motions and any type of sports participation.The patient must should understand that a metallic implant is not as strong as a normal healthy bone and could loosen, bend and/or break if excessive demands are placed on it, especially in the absence of complete bone healing.Implants displaced or damaged by improper activities may migrate and damage the nerves or blood vessels.Also, the surgical technique trialtis¿ spine system, 501304942 rev.A guides states the following: caution: do not cross thread set screws while engaging the implant head.Cross threaded set screws could lead to construct loosening.Note: ensure all set screws are fully reduced and provisionally tightened prior to beginning final tightening steps.Failure to do so could potentially lead to misalignment of the rod with respect to the implant head during subsequent final tightening.With the information provided is not possible to determine a potential cause at this moment.The mode of failure of the device is multi-factorial and consideration must be given to all other potential influences such as surgical process, patient variables (e.G.Activity level and use), anatomical considerations and patient changes over time.Any conclusions from the investigational input provided have to be placed into context with all other relevant factors a dimensional inspection was unable to be performed due to the post-manufacturing damage.A functional test was not performed since it was not applicable to the complaint condition.The overall complaint was confirmed as the observed condition of the poly fa dl, solid 8mm x 80 would have contributed to the complained device issue.Based on the investigation findings, it has been determined that no corrective and/or preventative action is proposed.There is no indication that a design or manufacturing issue has caused the reported complaint condition.As part of depuy synthes quality process, all devices are manufactured, inspected, and released to approved specifications.Additional monitoring for any potential safety signals will be conducted through complaint trending and other post-market safety surveillance activities.Device history lot: a review of the receiving inspection (ri) for ti strgt rod 6.0 x 300mm hexhex conducted identifying that lot number 5560602300treleased in one batch.¿ batch1: lot qty of (b)(4) units were released on oct 23, 2024 with no discrepancies supplier: caragh precision as a result, the ri identified no issues during the manufacturing and release of this device that could have contributed to the problem reported by the customer.Device history batch: null.Device history review: the ri identified no issues during the manufacturing and release of this device that could have contributed to the problem reported by the customer.If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.

• Brand Name: TI STRGT ROD 6.0 X 300MM HEXHEX
• Common Device Name: THORACOLUMBOSACRAL PEDICLE SCREW SYSTEM
• Manufacturer (Section D): MEDOS INTERNATIONAL SÃ RL CH; chemin-blanc 38; le locle 02400 ; SZ 02400
• Manufacturer (Section G): CARAGH PRECISION; parkmore business park west; galway H91 C H05; EI H91 CH05
• Manufacturer Contact: elba bello ; 325 paramount drive; raynham, MA 02767 ; 9083863534
• MDR Report Key: 23995412
• Report Number: 1526439-2026-00012
• Device Sequence Number: 10509711
• Product Code: NKB
• UDI-Device Identifier: 10705034596495
• UDI-Public: (01)10705034596495(10)CSNBUA
• Combination Product (Y/N): N
• Initial Reporter State: TX
• Initial Reporter Country: US
• PMA/510(K) Number: K233684
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2025
• Device Explanted Year: 2025
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup,Followup,Followup,Followup

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 Catalogue Number: 5560602300T
• Device Lot Number: CSNBUA
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Follow-Up
• Initial Date Received by Manufacturer: 12/17/2025
• Supplement Date Received by Manufacturer: 01/20/2026; 01/22/2026; 02/06/2026; 02/13/2026
• Initial Report FDA Received Date: 01/07/2026
• Supplement Report FDA Received Date: 01/21/2026; 01/23/2026; 02/09/2026; 02/16/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 10/23/2024
• 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
• Concomitant Medical Products and Therapy/Usage Dates: PAR U-C 556-563 STD CL.; POLY FA DL, SOLID 8MM X 80.; SET SCREW T27.; SET SCREW T27.
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Age: 46 YR
• Patient Sex: Female