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
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
- Omnifit 2001-2246Howmedica Osteonics Corp. · Prosthesis, hip, semi-constrained (metal cemented acetabular component)1 recall0 reports
- Taperloc Complete Micro Primary Femoral 51-107150Biomet Orthopedics, LLC · Prosthesis, hip, semi-constrained (metal cemented acetabular component)41 reports
- Taperloc Complete Micro Primary Femoral 51-107140Biomet Orthopedics, LLC · Prosthesis, hip, semi-constrained (metal cemented acetabular component)36 reports
- Dynasty DSBFGD52Microport Orthopedics Inc. · Prosthesis, Hip, Semi-Constrained (Metal Cemented Acetabular Component)12 reports
- CONSERVE® 38AM4600Microport Orthopedics Inc. · Prosthesis, Hip, Semi-Constrained (Metal Cemented Acetabular Component)8 reports
- CONSERVE® 38AM4804Microport Orthopedics Inc. · Prosthesis, Hip, Semi-Constrained (Metal Cemented Acetabular Component)7 reports
- CONSERVE® 38AM4404Microport Orthopedics Inc. · Prosthesis, Hip, Semi-Constrained (Metal Cemented Acetabular Component)6 reports
- Dynasty DSBFGF56Microport Orthopedics Inc. · Prosthesis, Hip, Semi-Constrained (Metal Cemented Acetabular Component)5 reports
Sources: FDA GUDID, MAUDE and Medical Device Recalls via openFDA. openFDA data is not validated for clinical or regulatory use.