MEDOS INTERNATIONAL SÃ RL CH 5.5 EXP VERSE SCREW 6.0 X 45; ORTHOSIS, SPINAL PEDICLE FIXATION, FOR DDD
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Model Number 199721645 |
Device Problem
Crack (1135)
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Patient Problem
No Clinical Signs, Symptoms or Conditions (4582)
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Event Date 02/26/2021 |
Event Type
malfunction
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Manufacturer Narrative
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Product complaint # (b)(4).Additional product code : kwp;kwq;mnh;mni;osh.Complainant part is expected to be returned for manufacturer review/investigation but has yet to be received.Investigation summary: photo investigation: the device was not returned.A photo-investigation was performed on the images.An issue with the verse screw could not be detected with the image provide.No other issues were noted.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.Conclusion: the complaint was not confirmed.During the investigation, no product design issues or discrepancies were observed.No manufacturing issues were noted during investigation.Additional monitoring for any potential safety signals will be conducted through complaint trending and other post market safety surveillance activities.Therefore, it has been determined that no corrective and/or preventive action is proposed.Device history lot: the dhr of product code 199721645, lot 264237, was reviewed and no non-conformances were observed during the manufacturing process.The product was released on december 2, 2019.Qty.(b)(4).The dhr was electronically reviewed.Device history review: a manufacturing issue was not observed during dhr review.Device was used for treatment, not diagnosis.If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.
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Event Description
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Device report from synthes reports an event in (b)(6) as follows: it was reported that on (b)(6) 2021, the patient underwent for a surgery.During the surgery, of posterior lumbar internal fixation, when final tightened the inner set screw, the thread was peeled.The surgeon also removed verse screw which was connect with the inner set screw.It was unknown if the surgery completed successfully.There were no patient consequences are reported.Concomitant device reported: unknown tightener (part# unknown, lot# unknown, quantity unknown ).This complaint involves two (2) devices.This report is for (1) 5.5 exp verse screw 6.0 x 45.This report is 1 of 2 (b)(4).
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Manufacturer Narrative
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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.Visual inspection: the 5.5 exp verse screw 6.0 x 45 was received at us customer quality (cq).Visual inspection of the complaint device showed the threads at the bottom of the screw head, where the set screw attaches, had broken off.Dimensional inspection: a dimensional inspection was not performed due to post-manufacturing damage.Document/specification review: current and (manufactured revisions were reviewed.No design issues or discrepancies were identified.Investigation conclusion: this complaint is confirmed as the threads at the bottom of the screw head, where the set screw attaches, had broken off.No definitive root cause could be determined based on the provided information.There was no indication that a design or manufacturing issue contributed to the complaint.Based on the investigation findings, it has been determined that no corrective and/or preventative action is proposed.Additional monitoring for any potential safety signals will be conducted through complaint trending and other post market safety surveillance activities.Device was used for treatment, not diagnosis.If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.It is unknown if this was a single-use device that was reprocessed and reused.Concomitant products.
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