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SIGMA 94-0025Recalls & reported problems

Depuy (Ireland) · SIGMA FEMORAL CRUCIATE RETAINING POROCOAT SIZE 5 RIGHT · Class 2 · Implant

All models of SIGMA (380)

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

Adverse event reports
7
Deaths reported
0
Injuries reported
7
Recalls naming it
0

Summary

The FDA's MAUDE database contains 7 adverse event reports that list this exact device (DI 10603295223498), received between Jul 5, 2018 and Nov 25, 2024 — classified as 7 injuries.

The most frequently reported specific device problem is “Loss of Osseointegration” (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: 0 reportsJul 2024: 0 reportsAug 2024: 0 reportsSep 2024: 0 reportsOct 2024: 0 reportsNov 2024: 1 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

  • Adverse Event Without Identified Device or Use Problem5
  • Loss of Osseointegration2
  • Osseointegration Problem1

Patient problems

  • Inadequate Osseointegration3
  • Pain3
  • Swelling/ Edema3
  • Unspecified Infection3
  • Ambulation or Postural Difficulties2
  • Hemorrhage/Blood Loss/Bleeding2
  • Joint Laxity2
  • No Code Available2

Recent adverse event reports

The 7 most recent of 7 reports, in the reporter's own words as published by the FDA.

  • InjuryNov 25, 2024Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    CLINICAL NOTE AD (B)(6) 2024 REVIEWED BY A CLINICIAN. THE PATIENT PRESENTS AT A FOLLOW-UP APPOINTMENT. HE PREVIOUSLY HAD BILATERAL TOTAL KNEE REPLACEMENTS 17 YEARS AGO. 2 WEEKS PRIOR, THE PATIENT WAS RISING FROM A SEATED POSITION AND FELT A TWINGE IN HIS RIGHT KNEE WITH SOME MEDIAL BASED PAIN AND SWELLING. THE PATIENT HAS DIFFICULTY WALKING. A KNEE ASPIRATION WAS COMPLETED AND SENT FOR CULTURE AND HE WAS GIVEN A PROPHYLACTIC DOSE OF ANTIBIOTICS. HOWEVER, IT IS STATED "THIS IS MOST LIKELY A PINCH OF HIS SYNOVIUM." THE SYNOVIAL FLUID DID HAVE SOME BLOOD THAT WILL GO AWAY ON ITS OWN.

    Patient problems: Ambulation or Postural Difficulties; Hemorrhage/Blood Loss/Bleeding; Pain; Swelling/ Edema; Unspecified Infection

    MAUDE report 20773622 ↗
  • InjuryDec 28, 2022Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    PATIENT UNDERWENT PRIMARY TOTAL KNEE REPLACEMENT SURGERY ON THEIR RIGHT KNEE ON (B)(6) 2011. PATIENT UNDERWENT A TWO-STAGE REVISION FOR INFECTION ON (B)(6) 2013. NO FURTHER INFORMATION IS AVAILABLE. DOI: (B)(6) 2011. DOR: (B)(6) 2013. RIGHT KNEE.

    Patient problems: Unspecified Infection

    MAUDE report 16059914 ↗
  • InjuryJun 14, 2021Adverse Event Without Identified Device or Use Problem; Osseointegration Problem; Adverse Event Without Identified Device or Use Problem; Osseointegration Problem

    1.IT WAS INDICATED IN THE EVENT DESCRIPTION THAT ALL COMPONENTS APPEARED WELL FIXED BUT IT ALSO STATED THAT, "THERE WAS LITTLE IF ANY BONEY INGROWTH INTO THE POROUS COATING" WHEN THE FEMUR WAS REMOVED. PLEASE CLARIFY IF THERE WAS LOOSENING INVOLVED IN THIS EVENT. ANSWER: THE FEMORAL COMPONENT APPEARED WELL FIXED AND WAS NOT OVERTLY LOOSE ¿ NO MOVEMENT WAS DETECTED ¿ WHEN THE SURGEON WORKED AROUND THE FEMUR TO FREE THE FEMORAL COMPONENT ¿ THE FEMUR FINALLY WAS REMOVED AND THE UNDERSIDE OF THE FEMUR EXAMINED ¿ THE POROCOAT DID NOT SHOW ANY SIGNS OF BONEY INGROWTH, BUT RATHER A FIBROUS TISSUE INGROWTH ¿ SO I CAN ASSUME THEN THAT THE FEMUR MY HAVE BEEN LOOSE FROM THE TIME OF THE ORIGINAL INDEX REVISION AND THAT THE FIBROUS TISSUE INGROWTH WAS THE RESULT! 2. IT WAS REPORTED THAT THE KNEE HAS BEEN SCOPED IN THE PAST AND THAT SAMPLES WERE TAKEN. PLEASE VERIFY IF ANY OF THE PRODUCTS WERE REVISED/EXPLANTED DURING THIS EVENT. ANSWER: NO, NO IMPLANTS WERE REVISED AND AT THIS STAGE, AND I WAS NOT MADE AWARE OF THE SCOPE PROCEDURE. 3. WAS THE CEMENT PRODUCT MANUFACTURED BY DEPUY? IF YES, PLEASE PROVIDE THE QUANTITY, PART AND LOT NUMBERS OF THE CEMENT. ANSWER: NO, THE CEMENT WAS NOT A DEPUY PROD

    Patient problems: Adhesion(s); Inadequate Osseointegration; Joint Laxity; Loss of Range of Motion; Pain; Swelling/ Edema

    MAUDE report 11995832 ↗
  • InjuryMay 24, 2021Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    SUBJECT ID: (B)(6). STUDY: DOTS. CLINICAL ADVERSE EVENT RECEIVED FOR RIGHT KNEE RUPTURE OF PATELLAR TENDON. EVENT NOT SERIOUS AND IS CONSIDERED SEVERE. EVENT IS DEFINITELY NOT RELATED TO DEVICE AND THERE IS A REMOTE POSSIBILITY IT IS RELATED TO PROCEDURE. DATE OF IMPLANTATION: (B)(6) 2021. DATE OF EVENT (ONSET): (B)(6) 2021. (RIGHT KNEE). TREATMENT: AWAITING SURGICAL INTERVENTION. MEDICAL RECORDS RECEIVED WERE REVIEWED TO IDENTIFY PATIENT HARMS/PRODUCT ISSUES. ON (B)(6) 2021, THE PATIENT UNDERWENT A PRIMARY RIGHT KNEE ARTHROPLASTY DUE TO OSTEOARTHRITIS WITH SEVERE VARUS DEFORMITY. DEPUY PFC SIGMA ROTATING PLATFORM KNEE WAS IMPLANTED WITH DEPUY CEMENT. THERE WERE NO INDICATED INTRA-OPERATIVE COMPLICATIONS. ON 3 MAY 2021, THE PATIENT UNDERWENT A RIGHT KNEE REVISION TO ADDRESS PAIN, SWELLING, EFFUSION, DIFFICULTY WALKING, BRUISING, INSTABILITY, WITH BLEEDING AND ECCHYMOSIS DEVELOPING. IT WAS INDICATED TWO DAYS PRIOR, THE PATIENT WAS GOING DOWN A LADDER AND MISSED THE RUNG WITH HIS LEFT FOOT, CAUSING A HYPERFLEXION EPISODE TO THE RIGHT KNEE AND RESULTING IN AN ACUTE PATELLAR TENDON DISRUPTION. THE SURGEON NOTED THE ABSENCE OF THE PATELLAR TENDON AND HIS KNEECAP WAS IN THE PATELLAR ALTA

    Patient problems: Ambulation or Postural Difficulties; Hemorrhage/Blood Loss/Bleeding; Joint Laxity; Muscle/Tendon Damage; Pain; Swelling/ Edema

    MAUDE report 11871035 ↗
  • InjuryJan 23, 2020Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

    CLINICAL ADVERSE EVENT RECEIVED FOR ILEUS, GASTROINTESTINAL : HOSPITALIZED 4-5-WEEKS COLECTOMY AND ILEOSTOMY. EVENT IS SERIOUS AND IS CONSIDERED SEVERE. EVENT IS DEFINITELY NOT RELATED TO DEVICE AND IS POSSIBLY RELATED TO PROCEDURE. DATE OF IMPLANTATION: (B)(6) 2019; DATE OF EVENT (ONSET): (B)(6) 2019; (RIGHT KNEE).

    Patient problems: No Code Available

    MAUDE report 9623707 ↗
  • InjuryJun 3, 2019Loss of Osseointegration; Loss of Osseointegration

    THE PATIENT WAS REVISED TO ADDRESS TIBIAL SUBSIDENCE AND LOOSENING OF THE FEMORAL COMPONENT AT THE BONE TO IMPLANT INTERFACE. FULL DEPUY SIGMA REVISION WAS RE-IMPLANTED. NO PARTS WERE BROKEN DURING THE SURGERY. DOI: UNKNOWN. DOR: (B)(6) 2019. RIGHT KNEE.

    Patient problems: Inadequate Osseointegration; No Code Available

    MAUDE report 8662354 ↗
  • InjuryJul 5, 2018Loss of Osseointegration; Loss of Osseointegration

    THE PATIENT WAS REVISED TO ADDRESS INFECTION AND LOOSENING OF THE FEMORAL COMPONENT AT THE BONE TO IMPLANT INTERFACE. ALL IMPLANTS WERE REMOVED. DOI: (B)(6) 2017; DOR: (B)(6) 2018; RIGHT KNEE.

    Patient problems: Inadequate Osseointegration; Unspecified Infection

    MAUDE report 7663791 ↗

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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