Stem Extension Line (U2 Total Knee SystemPSA Type)
FDA 510(k) K252725 · United Orthopedic Corporation
510(k) numberK252725
Submission
- Device name
- Stem Extension Line (U2 Total Knee SystemPSA Type)
- Applicant
- United Orthopedic Corporation
Kaohsiung, TW - Received
- August 28, 2025
- Decision date
- September 25, 2025
- Decision
- Substantially Equivalent (SESE)
- Type
- Special 510(k)
- Summary
- 510(k) summary available from FDA
Device classification
- Product code
- JWH – Prosthesis, Knee, Patellofemorotibial, Semi-Constrained, Cemented, Polymer/Metal/Polymer
- Device class
- Class II (moderate risk)
- Regulation
- 21 CFR 888.3560
- Specialty
- Orthopedic
- Implant
- Yes
Other 510(k)s with product code JWH
| 510(k) | Device | Applicant | Decision |
|---|---|---|---|
| K260063 | GSPE SpacerJWH · Traditional | The General Hospital Corporation, d/b/a… | 09/11/2026SE |
| K262293 | EVOLUTION MPX Total Knee SystemJWH · Traditional | Suzhou Microport Orthorecon Co., Ltd. | 09/10/2026SE |
| K262341 | b-ONE® Mobio Total Knee System Revision Cemented Tibial Augments, Stem Extensions and…JWH · Traditional | B-One Ortho, Corp. | 09/08/2026SE |
| K262130 | ATTUNE Revision Knee SystemJWH · Traditional | Depuy Orthopaedics, Inc. | 09/04/2026SE |
| K253961 | SK Knee SystemJWH · Traditional | Just Medical Devices (Tianjin) Co., Ltd. | 09/01/2026SE |
| K261563 | Freedom Total Knee System (E-Poly Tibial Liners)JWH · Traditional | Maxx Orthopedics, Inc. | 08/07/2026SE |
| K262251 | ACTIFY Total Knee System, ACTIFY 3D Total Knee System (ACTIFY MC Tibial Insert)JWH · Special | Globus Medical, Inc. | 07/31/2026SE |
| K261734 | Klassic Infection Spacer SystemJWH · Traditional | Total Joint Orthopedics, Inc. | 07/23/2026SE |
| K261458 | ATTUNE Total Knee System; ATTUNE Cementless Knee SystemJWH · Traditional | DePuy Ireland UC | 06/25/2026SE |
| K261032 | NovoKnee (SteriKnee)JWH · Special | NovoSource | 04/27/2026SE |
More from NovoSource
| 510(k) | Device | Decision |
|---|---|---|
| K253948 | Momentum Acetabular Cup SystemLZO · Traditional | 09/02/2026SE |
| K252303 | Stem Extension Line (USTAR II System)KRO · Special | 08/22/2025SE |
| K243656 | U2 Total Knee System PF+ Patella; USTAR II System PF+ PatellaMBH · Traditional | 07/31/2025SE |
| K242315 | Resolve Modular Revision Hip StemMEH · Traditional | 05/01/2025SE |
| K243466 | Conformity Stem Extension Line, #0LZO · Traditional | 01/06/2025SE |
| K243024 | Cellbrick Knee SpacerJWH · Traditional | 12/20/2024SE |
| K242249 | Conformity Stem Extension LineLZO · Special | 08/30/2024SE |
| K221705 | U2 Total Knee System-PF+MBH · Traditional | 02/28/2023SE |
| K221149 | U-Motion II Acetabular System-Extension lineLZO · Traditional | 01/05/2023SE |
| K221675 | United U2 femoral head, 22mm delta ceramic headLPH · Special | 11/04/2022SE |
Questions and answers
When was Stem Extension Line (U2 Total Knee SystemPSA Type) cleared by the FDA?
Stem Extension Line (U2 Total Knee SystemPSA Type) (K252725) received a 510(k) decision of Substantially Equivalent on September 25, 2025, 28 days after the submission was received.
What is the product code of K252725?
The FDA product code is JWH – Prosthesis, Knee, Patellofemorotibial, Semi-Constrained, Cemented, Polymer/Metal/Polymer, a Class II (moderate risk) device regulated under 21 CFR 888.3560.