MAUDE Adverse Event Report: MDT SOFAMOR DANEK PUERTO RICO MFG CD HORIZON SOLERA SPINAL SYSTEM; ORTHOSIS, SPINAL PEDICLE FIXATION, FOR DEGENERATIVE DISC DISEASE

Catalog Number	6540530
Medical Device Problem Code	Migration or Expulsion of Device (1395)
Health Effect - Clinical Code	Pain (1994)
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Neither the device nor films of applicable imaging studies were returned to the manufacturer for evaluation.Therefore, we are unable to determine the definitive cause of the reported event.If information is provided in the future, a supplemental report will be issued.
Event or Problem Description
Pre op diagnosis: loose set screws procedure performed: revision surgery to replace loose set screws post-op, set screws back out.Initial post op x-ray looked intact but follow up x-ray set screw on right l5 screw noted to be not sitting in screw head.Revision surgery undertaken to replace set screw.The patient suffered pain as a result of this event.
Additional Manufacturer Narrative
Additional information: g1, g2 , h10: radiographic image review result: post op x-rays for l5-s1 fusion under time of imaging related to initial surgery but revision performed 3-4 months after first surgery.Fusion status unknown but likely incomplete.One of the set screw is out of the tulip.By report initial x ray look ok but this is not provided.Medtronic is submitting this report to comply with fda reporting regulations under 21 cfr parts 4 and 803.This report is based upon information obtained by medtronic, which the company may not have been able to fully investigate or verify prior to the date the report was required by the fda.Medtronic has made reasonable efforts to obtain more complete information and has provided as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.In particular, this report does not constitute an admission by anyone that the product described in this report has any ¿defects¿ or has ¿malfunctioned¿.These words are included in the fda 3500a form and are fixed items for selection created by the fda to categorize the type of event solely for the purpose of regulatory reporting.Medtronic objects to the use of these words and others like them because of the lack of definition and the connotations implied by these terms.This statement should be included with any information or report disclosed to the public under the freedom of information act.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.A good faith effort will be made to obtain the applicable information relevant to the report.If information is provided in the future, a supplemental report will be issued.
Additional Manufacturer Narrative
H3 : product analysis : visual and optical inspection of part 6540530 lot# h5535092 did not reveal any damage to the female torx head, but the threads of the set screw appear to be worn/used.Functional check with a sample bone screw confirmed the set screw was able to thread into the head of the screw without any issue.The bottom node of the set screw shows signs of off axis/ uneven wear from the seating of the rod.The bone screw may have been over angulated causing the rod to force the screw out over time.Unable to determine root cause of set screw backing out.Medtronic is submitting this report to comply with fda reporting regulations under 21 cfr parts 4 and 803.This report is based upon information obtained by medtronic, which the company may not have been able to fully investigate or verify prior to the date the report was required by the fda.Medtronic has made reasonable efforts to obtain more complete information and has provided as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.In particular, this report does not constitute an admission by anyone that the product described in this report has any ¿defects¿ or has ¿malfunctioned¿.These words are included in the fda 3500a form and are fixed items for selection created by the fda to categorize the type of event solely for the purpose of regulatory reporting.Medtronic objects to the use of these words and others like them because of the lack of definition and the connotations implied by these terms.This statement should be included with any information or report disclosed to the public under the freedom of information act.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.A good faith effort will be made to obtain the applicable information relevant to the report.If information is provided in the future, a supplemental report will be issued.

• Brand Name: CD HORIZON SOLERA SPINAL SYSTEM
• Common Device Name: ORTHOSIS, SPINAL PEDICLE FIXATION, FOR DEGENERATIVE DISC DISEASE
• Manufacturer (Section D): MDT SOFAMOR DANEK PUERTO RICO MFG; barrio marianna rd 909, km0.4; humacao PR 00792
• MDR Report Key: 9892534
• Report Number: 1030489-2020-00386
• Device Sequence Number: 3041011
• Product Code: NKB
• UDI-Device Identifier: 00643169750241
• UDI-Public: 00643169750241
• Combination Product (Y/N): N
• Initial Reporter Country: AS
• PMA/510(K) Number: K170679
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2019
• Device Explanted Year: 2020
• Reporter Type: Manufacturer
• Report Source: company representative,foreig
• Initial Reporter Occupation: Other
• Type of Report: Initial,Followup,Followup
• Report Date (Section B): 03/18/2021

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: 6540530
• Device Lot Number: H5535092
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 12/07/2020
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 03/02/2020
• Supplement Date Received by Manufacturer: 06/25/2020; 02/25/2021
• Initial Report FDA Received Date: 03/28/2020
• Supplement Report FDA Received Date: 07/02/2020; 03/18/2021
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Other
• Patient Age: 50 YR
• Patient Weight: 81