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Evolution ETPK1556Recalls & reported problems

Microport Orthopedics Inc. · EVOLUTION® POROUS KEEL PRIMARY 15MM X SIZE 5/6 · Class 2 · Implant

All models of Evolution (125)

Data updated Oct 16, 2026 from official FDA records · Editorial policy

Adverse event reports
5
Deaths reported
0
Injuries reported
5
Recalls naming it
0

Summary

The FDA's MAUDE database contains 5 adverse event reports that list this exact device (DI M684ETPK15561), received between Aug 18, 2020 and Jun 10, 2024 — classified as 5 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. What reports can and can't tell you · How this data works · Data updated Oct 16, 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: 1 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: 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
  • Loss of Osseointegration2
  • Break1

Patient problems

  • Pain2
  • Appropriate Clinical Signs, Symptoms and Conditions Term/Code Not Available1
  • Inflammation1
  • Insufficient Information1
  • Loss of Range of Motion1

Recent adverse event reports

The 5 most recent of 5 reports, in the reporter's own words as published by the FDA.

  • InjuryJun 10, 2024Insufficient Device Problem Information; Insufficient Device Problem Information

    (B)(4) - PATIENT # (B)(6). ALLEGEDLY, PATIENT HAD PRIMARY SURGERY (B)(6) 2021 ON LEFT KNEE. THIS IS A POST OP COMPLAINT ON (B)(6) 2022. PES ANSERINUS BURSITIS/PAIN OF LEFT KNEE. NO REVISION AT THIS POINT, PAIN IS ONGOING/RESOLVED. NO FURTHER DETAILS AVAILABLE.

    Patient problems: Inflammation; Pain

    MAUDE report 19503491 ↗
  • InjuryJun 20, 2022Loss of Osseointegration; Loss of Osseointegration

    ALLEGEDLY, 7 MONTHS POST OP HAD INCREASED WEIGHT BEARING PAIN. 44 MONTHS POST OP- NO COMPLAINT JUST VISIT TO DOCTOR BUT CAN SEE SOME LOOSENING ON (B)(6) 2022 PATIENT WAS IN PAIN, HYPERFLEX OCCURRED IN SHOW DUE TO OTHER ISSUES COMPONENTS HAVE NOT BEEN REVISED. THIS WAS A PROPHECY CASE (B)(4).

    Patient problems: Pain

    MAUDE report 14750015 ↗
  • InjuryJul 15, 2021Loss of Osseointegration; Loss of Osseointegration

    ALLEGEDLY, PATIENT REVISED DUE TO LOOSENING OF THE TIBIA.

    Patient problems: Appropriate Clinical Signs, Symptoms and Conditions Term/Code Not Available

    MAUDE report 12174911 ↗
  • InjuryFeb 3, 2021Break; Break

    ALLEGEDLY, THERE WAS A FRACTURED OF TIBIAL BASE PLATE ON THE RIGHT KNEE. COMPONENTS NOT REVISED: -EVOLUTION FEMORAL EFSRP6PR, LOT# 1750136. -ADVANCE METAL BACK PATELLA KPON35MB, LOT# 1743601.

    Patient problems: Insufficient Information

    MAUDE report 11275671 ↗
  • InjuryAug 18, 2020Insufficient Device Problem Information; Insufficient Device Problem Information

    ALLEGEDLY, PATIENT WAS REVISED DUE TO FEMORAL COMPONENT OVERSIZED, AND THE PATIENT MOTION WAS QUITE LIMITED, WITH A RANGE OF 0 TO 30 DEGREES, WITH A HARD STOP AT 30 DEGREES.

    Patient problems: Loss of Range of Motion

    MAUDE report 10421052 ↗

Other Prosthesis, Knee, Patello/Femorotibial, Semi-Constrained, Uncemented, Porous, Coated, Polymer/Metal/Polymer devices

All Prosthesis, Knee, Patello/Femorotibial, Semi-Constrained, Uncemented, Porous, Coated, Polymer/Metal/Polymer devices →

Sources and updates

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