MAUDE Adverse Event Report: MDT SOFAMOR DANEK PUERTO RICO MFG CD HORIZON SPINAL SYSTEM; THORACOLUMBOSACRAL PEDICLE SCREW SYSTEM

Model Number 54410005545

Device Problem Break (1069)

Patient Problem No Clinical Signs, Symptoms or Conditions (4582)

Event Date 08/02/2021

Event Type  malfunction  

Manufacturer Narrative

If information is provided in the future, a supplemental report will be issued.

Event Description

The information was received from health care provider via a manufacturer representative regarding a patient with ddd and face arthritis for posterior lumbar fusion spinal therapy at l4-5.It was reported that the head up of the pedicle screw broke upon final tightening of the set screw.There was no patient symptoms or complications as a result of this event.

Manufacturer Narrative

Part# 54410005545 lot# h10c5718 visual review confirms one side of fixed angle screw head is broken off and not returned for analysis.The unbroken side of the fas head reveals fas head thread flank and crest damage.On the broken side fracture appears to have initiated near the base of the thread root and propagated cross-sectional through the implant; the direction of material deformation and fracture is consistent with bend stress overload.The above observations are consistent with suggest bend stress overload during intraoperative assembly.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 SPINAL SYSTEM
• Type of Device: THORACOLUMBOSACRAL PEDICLE SCREW SYSTEM
• Manufacturer (Section D): MDT SOFAMOR DANEK PUERTO RICO MFG; barrio marianna rd 909, km0.4; humacao PR 00792
• Manufacturer (Section G): MDT SOFAMOR DANEK PUERTO RICO MFG; barrio marianna rd 909, km0.4; humacao PR 00792
• Manufacturer Contact: glen belmer ; 1800 pyramid place; memphis, TN 38132 ; 6122713209
• MDR Report Key: 12352303
• MDR Text Key: 267619953
• Report Number: 1030489-2021-01066
• Device Sequence Number: 1
• Product Code: NKB
• UDI-Device Identifier: 00613994586681
• UDI-Public: 00613994586681
• Combination Product (y/n): N
• Reporter Country Code: US
• PMA/PMN Number: K091974
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Health Professional,Company Representative
• Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date: 01/10/2022

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Model Number: 54410005545
• Device Catalogue Number: 54410005545
• Device Lot Number: H10C5718
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 11/18/2021
• Is the Reporter a Health Professional?: Yes
• Initial Date Manufacturer Received: 08/02/2021
• Initial Date FDA Received: 08/23/2021
• Supplement Dates Manufacturer Received: 12/22/2021
• Supplement Dates FDA Received: 01/10/2022
• Was Device Evaluated by Manufacturer?: Yes
• Date Device Manufactured: 03/01/2010
• Is the Device Single Use?: Yes
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Initial
• Patient Sequence Number: 1
• Patient Age: 49 YR
• Patient Sex: Female