USTAR II Knee System 9325-5724Recalls & reported problems
United Orthopedic Corp. · Hinge box trial, R, #4 · Class 2
All models of USTAR II Knee System (12)
Data updated Oct 16, 2026 from official FDA records · Editorial policy
1 open recall names this device. See the recall details and contact the manufacturer or your healthcare provider.
- Adverse event reports
- 0
- Deaths reported
- 0
- Injuries reported
- 0
- Recalls naming it
- 1
Summary
No MAUDE adverse event reports in our data reference this device identifier directly.
1 FDA recall record name this device's identifier, 1 still open.
4 other recalls cover devices cleared under the same FDA submission (K190100); they may or may not involve this specific model.
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.
Recalls naming this device
- May 20, 2026Open, Classified
Due to an incomplete process of the component screw by a subcontractor which prevents the properly assembling of stem trail.
Z-2884-2026 · Root cause: Process design · Recall details · FDA record ↗
Recalls under the same FDA submission
These recalls involve devices cleared under K190100. One submission often covers many models, so check the product and lot details in each record.
- Z-1216-2024 · Jan 3, 2024 · Open, ClassifiedUSTAR II Knee System Cemented curved stem, RHS, Non Coated for the following reference numbers: REF: PE25153109 - 9x125mm, PE25153209 - 9x150mm, PE25153113 - 13x125mm, PE25153111-
- Z-1215-2024 · Jan 3, 2024 · Open, ClassifiedUSTAR II Hip System Press-Fit Curved Stem, RHS Ti Plasma Spray for the following reference numbers: REF: PE11151211 - 11x150mm, PE11151213 - 13x150mm, PE11151215 - 15x150mm, PE1
- Z-1217-2024 · Jan 3, 2024 · Open, ClassifiedUSTAR II Knee System : Cemented Curved Stem, RHS Ti Plasma Spray, Reference Numbers: REF: PE25153109 - PE25151109 - 9x125mm, PE25151111 - 11X125, PE25151113 - 13X125mm, PE2515111
- Z-0110-2022 · Aug 27, 2021 · TerminatedUnited Orthopedics USTAR II Knee System USTAR II Knee System Segment Part, RHS, 25 mm Length, Catalog # 2915-1025
Other Prosthesis, Knee, Femorotibial, Constrained, Cemented, Metal/Polymer devices
- ELEOS™ 25001208EOnkos Surgical, Inc. · PROSTHESIS, KNEE, FEMOROTIBIAL, CONSTRAINED, CEMENTED, METAL/POLYMER3 deaths193 reports
- ELEOS™ THSMWRS01MOnkos Surgical, Inc. · PROSTHESIS, KNEE, FEMOROTIBIAL, CONSTRAINED, CEMENTED, METAL/POLYMER190 reports
- "UNITED" USTAR II Hip System 1115-1413United Orthopedic Corp. · Prosthesis, Knee, Femorotibial, Constrained, Cemented, Metal/Polymer3 recalls3 reports
- "UNITED" USTAR II Hip System 1115-1217United Orthopedic Corp. · Prosthesis, Knee, Femorotibial, Constrained, Cemented, Metal/Polymer3 recalls0 reports
- "UNITED" USTAR II Hip System 1115-1417United Orthopedic Corp. · Prosthesis, Knee, Femorotibial, Constrained, Cemented, Metal/Polymer3 recalls0 reports
- "UNITED" USTAR II Hip System 1115-1213United Orthopedic Corp. · Prosthesis, Knee, Femorotibial, Constrained, Cemented, Metal/Polymer3 recalls0 reports
- Endo-Model Modular Knee Prosthesis System 15-3816/11WALDEMAR LINK GmbH & Co. KG · Prosthesis, Knee, Femorotibial, Constrained, Cemented, Metal/Polymer2 recalls6 reports
- Endo-Model Modular Knee Prosthesis System 15-3816/12WALDEMAR LINK GmbH & Co. KG · Prosthesis, Knee, Femorotibial, Constrained, Cemented, Metal/Polymer2 recalls6 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 14, 2026
- Recalls: FDA Medical Device Recalls, file dated Oct 16, 2026 · each recall links to the FDA recall notice
- Page last rebuilt: Oct 16, 2026. Data downloaded through openFDA, which notes it is not validated for clinical or regulatory use.
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