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CD HORIZON® Spinal System 55840007555Recalls & reported problems

Medtronic Sofamor Danek, Inc. · SCREW 55840007555 5.5/6 MAS 7.5X55 CC · Class 2 · Implant

All models of CD HORIZON Spinal System (342)

Data updated Oct 18, 2026 from official FDA records · Editorial policy

Adverse event reports
3
Deaths reported
0
Injuries reported
2
Recalls naming it
0

Summary

The FDA's MAUDE database contains 3 adverse event reports that list this exact device (DI 00643169004368), received between Jul 7, 2025 and Aug 17, 2026 — classified as 2 injuries, 1 malfunction.

The most frequently reported specific device problem is “Device Dislodged or Dislocated” (1 report).

1 other recall cover devices cleared under the same FDA submission (K113174); they may or may not involve this specific model.

Reports come from manufacturers, hospitals and patients and are not verified by the FDA. A report does not prove the device caused the event, and counts can't be used to compare devices or estimate failure rates. What reports can and can't tell you · How this data works · Data updated Oct 18, 2026.

Reports received per month

Nov 2023: 0 reportsDec 2023: 0 reportsJan 2024: 0 reportsFeb 2024: 0 reportsMar 2024: 0 reportsApr 2024: 0 reportsMay 2024: 0 reportsJun 2024: 0 reportsJul 2024: 0 reportsAug 2024: 0 reportsSep 2024: 0 reportsOct 2024: 0 reportsNov 2024: 0 reportsDec 2024: 0 reportsJan 2025: 0 reportsFeb 2025: 0 reportsMar 2025: 0 reportsApr 2025: 0 reportsMay 2025: 0 reportsJun 2025: 0 reportsJul 2025: 1 reportsAug 2025: 0 reportsSep 2025: 0 reportsOct 2025: 0 reportsNov 2025: 0 reportsDec 2025: 1 reportsJan 2026: 0 reportsFeb 2026: 0 reportsMar 2026: 0 reportsApr 2026: 0 reportsMay 2026: 0 reportsJun 2026: 0 reportsJul 2026: 0 reportsAug 2026: 1 reportsSep 2026: 0 reportsOct 2026: 0 reports2024202520261
Last 36 months. The most recent month may be incomplete.

Most reported problems

Device problems

  • Adverse Event Without Identified Device or Use Problem1
  • Device Dislodged or Dislocated1
  • Loosening of Implant Not Related to Bone-Ingrowth1

Patient problems

  • No Clinical Signs, Symptoms or Conditions2
  • Post Operative Wound Infection1

Recent adverse event reports

The 3 most recent of 3 reports, in the reporter's own words as published by the FDA.

  • InjuryAug 17, 2026Loosening of Implant Not Related to Bone-Ingrowth

    Information was received from healthcare provider (HCP) via a manufacturer representative regarding a Patient having Fusion revision Spinal therapy for L5 nerve pain to L5/S1. It was reported that solera caps partially backed out from Solera screws in S1. Identified during revision surgery. S1 screws had loosened and needed to be upsized. There were unknown patient symptoms reported. There were no further complications reported regarding the event. Additional information received that there was no patient symptoms reported.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 50270507 ↗
  • InjuryDec 16, 2025Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    INFORMATION WAS RECEIVED FROM MULTIPLE SOURCES (MANUFACTURER REPRESENTATIVE, HEALTHCARE PROVIDER, CLINICAL STUDY) REGARDING AN EVENT WHICH OCCURRED POST A CLINICAL STUDY (STUDY ID: (B)(4)) L2-L5 INTERBODY FUSION PROCEDURE IN A PATIENT (PATIENT ID: (B)(6)). PATIENT MEDICAL HISTORY: CHRONIC PAIN, LOWER URINARY TRACT INFECTIOUS DISEASE, OBESITY, PRIMARY OSTEOARTHRITIS OF LEFT HIP, SCOLIOSIS OF LUMBAR SPINE, UNSPECIFIED SCOLIOSIS TYPE. INTERVENTIONS: PATIENT WAS HOSPITALIZED FROM (B)(6) 2025 FOR WOUND IRRIGATION AND DEBRIDEMENT. IT WAS REPORTED THAT PATIENT HAD WOUND INFECTION AFTER SURGERY WITH SPECIFIC SYMPTOMS OF WOUND DISCHARGE AND VISIBLE DEHISCENCE CAUSING WOUND IRRIGATION AND DEBRIDEMENT PROCEDURE WITH HOSPITALIZATION. NO PRODUCT MALFUNCTION REPORTED. AS PER SITE RELATED ASSESSMENT, EVENT WAS POSSIBLY RELATED TO DEVICE AND CAUSALLY RELATED TO STUDY PROCEDURE. MRI WAS DONE WHICH SHOWED FLUID COLLECTION AND SURGICAL WOUND INFECTION. THERE WERE NO FURTHER COMPLICATIONS REPORTED REGARDING THE EVENT.

    Patient problems: Post Operative Wound Infection

    MAUDE report 23816907 ↗
  • MalfunctionJul 7, 2025Device Dislodged or Dislocated; Device Dislodged or Dislocated

    ADDITIONAL PROCEDURE DATE: (B)(6) 2025 C2-5 POSTERIOR CERVICAL FUSION WITH C3/4 LAMINECTOMY ADDITIONAL PROCEDURE IS NOT RELATED TO SURGICAL CONSTRUCT AND/OR THE STUDY PROCEDURE.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 22410351 ↗

Recalls under the same FDA submission

These recalls involve devices cleared under K113174. One submission often covers many models, so check the product and lot details in each record.

  • Z-2603-2018 · Jul 9, 2018 · Terminated
    Medtronic CD HORIZON Spinal System is intended to help provide immobilization and stabilization of spinal segments as an adjunct to fusion of the thoracic, lumbar, or sacral spine.

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Sources and updates

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