510(k) · Cleared
ClearedConsensus (TM) Bipolar System
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
U.S. Medical Products, Inc. · KWY Prosthesis, Hip, Hemi-, Femoral, Metal/Polymer, Cemented Or Uncemented
Cleared on Sep 11, 1992 after a 105-day review. FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known. 34 later devices descend from it.
- Decided
- Sep 11, 1992
- Review
- 105 days
- Class
- Class II
- Product code
- KWY
- Recalls
- None
- Predicates
- 0
34 later devices descend from it, 3 citing it directly.
- This deviceK922560 Consensus (TM) Bipolar SystemU.S. Medical Products, Inc. · 1992
- Descendant · cites it directly · 33 of its ownK102399 Consensus Taperset Hip SystemConsensus Orthopedics, Inc. · 2010
- Descendant · 2 generations on · 20 of its ownK121935 Taperset Hip Small StemsConsensus Orthopedics, Inc. · 2012
- Descendant · 3 generations on · 19 of its ownK161184 iNSitu Total Hip SystemTheken Companies, LLC · 2016
- Descendant · 4 generations on · 9 of its ownK163577 Ecofit® Hip SystemImplantcast GmbH · 2017 · Recalled
- Descendant · 4 generations on · 7 of its ownK172501 iNSitu Total Hip SystemTheken Companies, LLC · 2017
Showing 5 of 34 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 34 · See all- K102399Consensus Taperset Hip SystemConsensus Orthopedics, Inc. · 2010 · cites it directly33descendants
- K121935Taperset Hip Small StemsConsensus Orthopedics, Inc. · 2012 · 2 generations on20descendants
- K161184iNSitu Total Hip SystemTheken Companies, LLC · 2016 · 3 generations on19descendants
- K163577Ecofit® Hip SystemImplantcast GmbH · 2017 · 4 generations on9descendants
- K172501iNSitu Total Hip SystemTheken Companies, LLC · 2017 · 4 generations on7descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K922560 | Consensus (TM) Bipolar System | U.S. Medical Products, Inc. | 1992 | — |
| +1 | K102399 | Consensus Taperset Hip System | Consensus Orthopedics, Inc. | 2010 | — |
| +2 | K121935 | Taperset Hip Small Stems | Consensus Orthopedics, Inc. | 2012 | — |
| +3 | K161184 | iNSitu Total Hip System | Theken Companies, LLC | 2016 | — |
| +4 | K163577 | Ecofit® Hip System | Implantcast GmbH | 2017 | 1 |
| +4 | K172501 | iNSitu Total Hip System | Theken Companies, LLC | 2017 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2010 | 1 | 0 |
| 2011 | 2 | 0 |
| 2012 | 5 | 0 |
| 2013 | 1 | 0 |
| 2015 | 2 | 0 |
| 2016 | 1 | 0 |
| 2017 | 3 | 0 |
| 2018 | 1 | 0 |
| 2019 | 2 | 0 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 2 | 0 |
| 2023 | 2 | 0 |
| 2024 | 4 | 0 |
| 2025 | 1 | 0 |
| 2026 | 5 | 0 |
Sources: FDA 510(k) database (decision fields), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in KWY? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.
Top candidate predicates for a new KWY device
- #1 K253357 b-ONE® Bipolar Headscore 11.2 · 1 generation · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against?
FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known.
What descends from it? (34)
See all 343 later devices cite it directly; ranked here by how many devices descend from each in turn.
Has anything in its family been recalled? (0 Class I)
No FDA recall names this device.
No ancestor or descendant has a Class I recall.
What does this lineage say?
- Of its descendants, K102399 (Consensus Orthopedics, Inc., 2010) has gone furthest, with 33 descendants of its own.
How does its category compare?
All KWY devicesKWY Prosthesis, Hip, Hemi-, Femoral, Metal/Polymer, Cemented Or Uncemented: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · KWY
1in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · KWY
126in 2019
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · KWY
2in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · KWY
180in 2025
MAUDE reports naming product code KWY, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 0 | — | 25 | 370 |
| 2008 | 3 | 123 | 0 | 900 |
| 2009 | 1 | — | 24 | 961 |
| 2010 | 4 | 187 | 1 | 688 |
| 2011 | 1 | — | 0 | 758 |
| 2012 | 1 | — | 1 | 978 |
| 2013 | 2 | — | 2 | 1,148 |
| 2014 | 1 | — | 0 | 1,055 |
| 2015 | 1 | — | 0 | 1,213 |
| 2016 | 1 | — | 3 | 877 |
| 2017 | 1 | — | 2 | 826 |
| 2018 | 3 | 219 | 1 | 1,380 |
| 2019 | 5 | 126 | 1 | 1,530 |
| 2020 | 1 | — | 0 | 1,259 |
| 2021 | 0 | — | 0 | 276 |
| 2022 | 2 | — | 0 | 208 |
| 2023 | 2 | — | 0 | 178 |
| 2024 | 0 | — | 1 | 209 |
| 2025 | 1 | — | 2 | 180 |
| 2026 | 1 | — | 0 | — |
https://510kreport.com/device/K922560 · printed Nov 6, 2026
Cite this page
510(k) Report. “K922560: Consensus (TM) Bipolar System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K922560
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Record history
- FDA decision record loaded May 2, 2026
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026