Alloclassic® Zweymüller® HipStem 2844Recalls & reported problems
Zimmer GmbH · Class 2 · Implant
Data updated Oct 13, 2026 from official FDA records · Editorial policy
- Adverse event reports
- 5
- Deaths reported
- 0
- Injuries reported
- 4
- Recalls naming it
- 0
Summary
The FDA's MAUDE database contains 5 adverse event reports that list this exact device (DI 00889024481121), received between Apr 29, 2019 and Sep 20, 2021 — classified as 4 injuries, 1 malfunction.
The most frequently reported specific device problem is “Fracture” (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.
Most reported problems
Device problems
- Fracture2
- Component Missing1
- Insufficient Device Problem Information1
- Material Erosion1
- Migration1
- Patient Device Interaction Problem1
Patient problems
- Failure of Implant2
- Ambulation or Postural Difficulties1
- Implant Pain1
- Insufficient Information1
- No Code Available1
- No Information1
- No Known Impact Or Consequence To Patient1
- Osteolysis1
Recent adverse event reports
The 5 most recent of 5 reports, in the reporter's own words as published by the FDA.
InjurySep 20, 2021Fracture; Fracture
INVESTIGATION RESULTS ARE NOW AVAILABLE.
Patient problems: Ambulation or Postural Difficulties; Failure of Implant; Implant Pain; Insufficient Information
MAUDE report 12497227 ↗InjuryDec 7, 2020Insufficient Device Problem Information; Patient Device Interaction Problem; Insufficient Device Problem Information; Patient Device Interaction Problem
NO CHANGE TO PREVIOUSLY REPORTED EVENT.
Patient problems: No Information; Osteolysis; Pain
MAUDE report 10959545 ↗InjuryDec 10, 2019Migration; Migration
NO EVENT UPDATE. INVESTIGATION RESULTS ARE NOW AVAILABLE.
Patient problems: No Code Available
MAUDE report 9443219 ↗InjuryOct 14, 2019Material Erosion; Fracture; Material Erosion; Fracture
INVESTIGATION HAS BEEN COMPLETED.
Patient problems: Failure of Implant; Reaction
MAUDE report 9185027 ↗MalfunctionApr 29, 2019Component Missing; Component Missing
IT WAS REPORTED THAT PATIENT LABELS WERE NOT INCLUDED IN THIS PRODUCT PACKAGE. THE EVENT HAPPENED DURING SURGERY; HOWEVER, NO ADVERSE EVENTS HAVE BEEN REPORTED AS A RESULT OF THE MALFUNCTION.
Patient problems: No Known Impact Or Consequence To Patient
MAUDE report 8560038 ↗
Other Prosthesis, hip, semi-constrained, metal/ceramic/polymer, cemented or non-porous, uncemented devices
- BIOLOX DELTA 1365-32-310Depuy Orthopaedics, Inc. · Prosthesis, hip, semi-constrained, metal/ceramic/polymer, cemented or non-porous, uncemented551 reports
- PINNACLE ALTRX 1221-36-052Depuy Orthopaedics, Inc. · Prosthesis, hip, semi-constrained, metal/ceramic/polymer, cemented or non-porous, uncemented481 reports
- BIOLOX DELTA 1365-32-320Depuy Orthopaedics, Inc. · Prosthesis, hip, semi-constrained, metal/ceramic/polymer, cemented or non-porous, uncemented1 death314 reports
- BIOLOX DELTA 1365-36-720Depuy Orthopaedics, Inc. · Prosthesis, hip, semi-constrained, metal/ceramic/polymer, cemented or non-porous, uncemented1 death189 reports
- DJO SURGICAL 400-03-362Encore Medical, L.P. · Prosthesis, Hip, Semi-Constrained, Metal/Ceramic/Polymer, Cemented Or Non-Porous, Uncemented187 reports
- Anthology 71365705Smith & Nephew, Inc. · Prosthesis, hip, semi-constrained, metal/ceramic/polymer, cemented or non-porous, uncemented176 reports
- BIOLOX DELTA 1365-40-710Depuy Orthopaedics, Inc. · Prosthesis, hip, semi-constrained, metal/ceramic/polymer, cemented or non-porous, uncemented170 reports
- PINNACLE GRIPTION 1217-32-054Depuy Orthopaedics, Inc. · Prosthesis, hip, semi-constrained, metal/ceramic/polymer, cemented or non-porous, uncemented169 reports
Sources and updates
- Device record: FDA GUDID, file dated Oct 13, 2026 · View this device in AccessGUDID ↗
- Adverse event reports: FDA MAUDE, file dated Oct 13, 2026 · each report above links to its original FDA record
- Recalls: FDA Medical Device Recalls, file dated Oct 13, 2026
- Page last rebuilt: Oct 13, 2026. Data downloaded through openFDA, which notes it is not validated for clinical or regulatory use.
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