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CONSERVE® 38AC4000Recalls & reported problems

Microport Orthopedics Inc. · CONSERVE® TOTAL A-CLASS® 40MM FEMORAL HEAD · Class 3 · Implant

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

Summary

The FDA's MAUDE database contains 3 adverse event reports that list this exact device (DI M68438AC40001), received between Sep 6, 2019 and Feb 5, 2025 — classified as 3 injuries.

The most frequently reported specific device problem is “Insufficient Device Problem Information” (2 reports).

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. How this data works · Data updated Oct 13, 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: 1 reportsMar 2025: 0 reportsApr 2025: 0 reportsMay 2025: 0 reportsJun 2025: 0 reportsJul 2025: 0 reportsAug 2025: 0 reportsSep 2025: 0 reportsOct 2025: 0 reportsNov 2025: 0 reportsDec 2025: 0 reportsJan 2026: 0 reportsFeb 2026: 0 reportsMar 2026: 0 reportsApr 2026: 0 reportsMay 2026: 0 reportsJun 2026: 0 reportsJul 2026: 0 reportsAug 2026: 0 reportsSep 2026: 0 reportsOct 2026: 0 reports2024202520261
Last 36 months. The most recent month may be incomplete.

Most reported problems

Device problems

  • Insufficient Device Problem Information2
  • Device Dislodged or Dislocated1
  • Material Disintegration1

Patient problems

  • Metal Related Pathology1
  • Pain1
  • Reaction1

Recent adverse event reports

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

  • InjuryFeb 5, 2025Insufficient Device Problem Information; Insufficient Device Problem Information

    ALLEGEDLY, ON (B)(6) 2023 THE PATIENT VISITED A DOCTOR BECAUSE SHE WAS HAVING PAIN. AT THAT TIME SHE WAS DIAGNOSED WITH A GLUTEUS MEDIUS TENDON TEAR. ON (B)(6) 2023, THE DOCTOR INFORMED HER THAT THE CHROMIUM LEVEL IS 0.8, AND HER COBALT LEVEL IS 2.7, ABOVE 1 PPB THRESHOLD. THE DOCTOR INFORMED HER THAT AT THIS POINT IN TIME, THEY WILL WAIT FOR HER TITANIUM LEVEL TO COME BACK. IF HER TITANIUM LEVEL IS ABOVE 10, THIS WOULD BE CONCERNING FOR MECHANICALLY ASSISTED CREVICE CORROSION AT THE NECK-STEM TAPER JUNCTION. OVER THE NEXT YEAR IT WAS DETERMINED THAT HER COBALT AND CHROMIUM LEVELS WERE NOT STABLE. DURING THE REVISION SURGERY THE DOCTOR FOUND: FAILED RIGHT TOTAL HIP ARTHROPLASTY; RIGHT HIP, ABDUCTOR TEAR AND METAL DEBRIS WAS NOTED AT THE STEM-NECK JUNCTION. NON MPO PRODUCTS: PRODUCT ID: 6230040E X3? LINERS/ LOT NO.: MICRVN9/ QTY: 1. PRODUCT ID: 5000354E X3? STRYKER TRIDENT ACETABULAR SYSTEM/ LOT NO.: NI/ QTY: 1.

    Patient problems: Metal Related Pathology

    MAUDE report 21315561 ↗
  • InjurySep 14, 2022Device Dislodged or Dislocated; Device Dislodged or Dislocated

    ALLEGEDLY, ON (B)(6) 2012, PATIENT HAD A WRIGHT MEDICAL ARTIFICIAL HIP IMPLANTED IN THE RIGHT SIDE OF HIS BODY. ON OR ABOUT (B)(6) 2020 PATIENT WAS TOLD THAT HE SUFFERED A BROKEN SCREW HOLDING THE DYNASTY CUP, LEADING TO LOOSENING OF THE CUP AND PAIN IN HIS RIGHT HIP, AND THAT IT WAS ADVISABLE THAT HE UNDERGO SURGERY TO REMOVE THE DYNASTY CUP AND SCREWS AND REPLACE AND REFIX THE CUP AND FIXATION SCREWS (IT IS NOT INDICATED WHICH SCREW WAS BROKEN SINCE PATIENT HAD 3 SCREWS IMPLANTED. ALSO, IT HAS NOT BEEN INDICATED WHICH CUP AND SCREWS WERE USED TO REPLACE THE DYNASTY CUP AND SCREWS). THIS EVENT IS CAPTURED UNDER MICROPORT ORTHOPEDICS INCIDENT GROUP NUMBER: (B)(4). ON OR ABOUT (B)(6) 2022, PATIENT SUFFERED A RIGHT HIP IMPLANT DISLOCATION. BY (B)(6) 2022, PATIENT DEVELOPED SYMPTOMS OF, AMONG OTHERS, LOW BACK PAIN, DEVELOPMENT OF A CYST ON HIS RIGHT THIGH, IN ADDITION TO SUFFERING RECENT RIGHT HIP DISLOCATION. PATIENT'S ORTHOPEDIC SURGEON AFTER THE (B)(6) 2022 DISLOCATION, INFORMED PATIENT THAT IN HIS MEDICAL JUDGMENT IT WAS ADVISABLE TO UNDERGO A RIGHT HIP REVISION SURGERY TO REMOVE THE PROFEMUR® HIP SYSTEM, INCLUDING THE PROFEMUR® PLUS COCR MODULAR NECK AND THE PROFEMUR® TL STEM, AN

    Patient problems: Pain

    MAUDE report 15419192 ↗
  • InjurySep 6, 2019Material Disintegration; Insufficient Device Problem Information; Material Disintegration; Insufficient Device Problem Information

    ALLEGEDLY, THE DEVICE FAILED DUE TO METAL DEBRIS CORROSION AND RESULTANT METAL IONS, DUE TO THE METAL ON METAL DESIGN BETWEEN THE ARTICULATING SURFACES, CAUSING CONTINUING AND OTHERWISE IRREVERSIBLE PHYSICAL INJURY TO PLAINTIFF.

    Patient problems: Reaction

    MAUDE report 8972009 ↗

Other Prosthesis, Hip, Semi-Constrained (Metal Cemented Acetabular Component) devices

All Prosthesis, Hip, Semi-Constrained (Metal Cemented Acetabular Component) devices →

Sources: FDA GUDID, MAUDE and Medical Device Recalls via openFDA. openFDA data is not validated for clinical or regulatory use.