510k: this report is for an unknown screws/unknown lot.Part and lot numbers are unknown; udi number is unknown.Reporter is jnj representative.Without a lot number, the device history records review could not be completed as no product was received.The investigation could not be completed, no product was received; no conclusion could be drawn at the time of filing this report.(b)(4).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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Device report from (b)(6) reports an event as follows: it was reported that on (b)(6) 2020, the patient underwent for a spinal fusion performed on an unknown date.The surgeon drilled a hole for the percutaneous pedicle screw (unk) with the help of navigation system.However, he did not use the navigation system while he was inserting the screw.So, the screw was inserted deeper, which damaged the pedicle and put pressure on the nerve root.As a result, the nerve was damaged.It was unknown if the surgery completed successfully.There were no patient consequences are reported.This complaint involves (1) device.This report is for (1) unknown screws.This is report 1 of 1 for (b)(4).
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