| Catalog Number |
03.010.044 |
| Medical Device Problem Code |
Failure to Align (2522)
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| Health Effect - Clinical Code |
Not Applicable (3189)
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| Date of Event |
01/27/2018
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Type of Reportable Event
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Malfunction
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Additional Manufacturer Narrative
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Device was used for treatment, not diagnosis.Patient information not available for reporting.Device is an instrument and is not implanted/explanted.Device available for evaluation: date returned to manufacturer.The complainant indicated that the drill bit broke intra-operative and a non-implant grade fragment is retained in the patient.Device history records review was conducted.The report indicates that the: dhr review: part number: 03.010.044 , synthes lot number: uq61677, supplier lot number: n/a, release to warehouse date: (b)(6) 2007, expiration date: n/a, supplier: (b)(6), relevance to complaint condition cannot be determined until the product is investigation is completed.Subject device has been received and is currently in the evaluation process.Investigation is ongoing; no conclusion could be drawn as product is entering the complaint system.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 or Problem Description
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It was reported that during a procedure for implanting a synthes lateral entry recon nail on (b)(6) 2018, a 4.5mm/6.5mm stepped drill bit large qc/485mm would not pass through the protection sleeves and the nail as it should.During this process, the drill bit broke inside of the patient bone.The broken fragment of the drill bit was retrieved and nothing was left in the patient.Also, a recon locking aiming arm for lateral entry femoral nails-ex was not working properly as it was misaligned with nail, but prior to insertion of femoral neck/head component, nail connection was checked and the aiming arm connection was secured as well.Two of the 11.5mm/8.5mm protection sleeve for recon locking and two 8.5mm/3.2mm wire guide for recon locking were also not guiding the drill bit properly through the nail.A standard insertion handle connected with the aiming arm wasn't working properly as the sales consultant heard some noise when the handle was being used.A cannulated connecting screw for standard insertion handle was not getting connected properly and a 5.0mm flexible shaft was not able to pass over a 2.5mm reaming rod.There was a surgical delay of 30 minutes and the surgeon was unable to implant recon screws into proximal femur.To complete the surgery, the surgeon opted to lock in dynamic hole by using a regular 4.9mm locking volt.The surgery was completed and the patient was stable after the surgery.This complaint involves six (6) devices.This report is 5 of 6 for (b)(4).
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Additional Manufacturer Narrative
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Dhr review was completed part number: 03.010.044 synthes lot number: uq61677 supplier lot number: n/a release to warehouse date: 27-jun-2007 expiration date: n/a supplier: orchid uniques mrr #152433 was generated during production for 8 parts with full thread 15.4-16.0.Specification is 5.5/7.0.The additional thread length was accepted as conforming.Relevance to complaint condition cannot be determined until the product is returned for investigation.Review of the device history record showed that there are potential issues during the manufacture of the product that would contribute to this complaint condition.H3, h6: customer quality conducted an investigation of the returned device.Device condition: the connecting screw was received intact with minor surface wear.The threads show wear consistent with use over the devices 10+ year lifespan.No damage was observed which would impair function.The device was dimensionally inspected in the ¿drawing review¿ section below and no discrepancies were observed.Thus, as no functional or dimensional issue was identified, the complaint condition for this device is unconfirmed and could not be replicated.Lot number review: mrr #152433 was generated during production for 8 parts with full thread 15.4-16.0.Specification is 5.5/7.0.Upon receipt it was confirmed that this screw was one of the devices with the full thread as the thread length measured approximately 15.75.However, the additional length is acceptable and the product was deemed conforming.Furthermore, this condition would not impact the ability of the connecting screw to go through the insertion handle and thread with the mating nail.Thus, review of the device history record(s) showed that there were no issues during the manufacture of this product, and any subcomponents, which would contribute to this complaint condition.The lot went through the required steps during the inspection at the time of manufacturing and the dhr records showed no issues concerning the material or material conditioning.Release to warehouse date: 27-jun-2007 drawing review: based on the date of manufacture the drawings reflecting the current and manufactured revision, were reviewed.During the investigation no product design issues or discrepancies were observed that may have contributed to the complaint condition.The outer diameter of the groove just proximal to the thread measured 6.9mm which is within the specification of 6.8mm +0.15/-0 (tip detail view).The outer diameter of the shaft measured 8.01mm which is within the specification of 8mm +/-0.05 (shaft detail view).The major thread diameter measured 7.97mm which is within the specification of mj8x1.25-4h6h [8.00/7.788].No definitive root cause was able to be determined as no product issues were identified with the connecting screw.The insertion handle 03.010.076, which is also a part of the alignment construct, had a broken tab.This tab is responsible for alignment and thus, would impact the ability to align the construct.Conclusion: a device history record (dhr) review, device inspection, and drawing review were performed as part of this investigation.The complaint condition is unconfirmed as no issues were identified with the returned device.There is no indication that a design or manufacturing issue contributed to the complaint.No new malfunctions were observed during the course of this investigation.Based on the investigation findings, it has been determined that no corrective and/or preventative action is proposed.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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Additional Manufacturer Narrative
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Additional narrative: device history records review was conducted.The report indicates that the: dhr review: part number: 03.010.044 synthes lot number: uq61677 supplier lot number: n/a release to warehouse date: 27-jun-2007 expiration date: n/a supplier: (b)(4).Material review report was generated during production for 8 parts with full thread 15.4-16.0.Specification is 5.5/7.0.The additional thread length was accepted as conforming.Relevance to complaint condition cannot be determined until the product investigation is completed.Corrected data: these dates were reported as (b)(6) 2018 in the initial report (b)(4) in error.The correct date is (b)(6) 2018.Reporter name and occupation.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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Search Alerts/Recalls
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