510(k) · Cleared
ClearedAlumina V40 Femoral Heads
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Howmedica Osteonics Corp. · LZO Prosthesis, Hip, Semi-Constrained, Metal/Ceramic/Polymer, Cemented Or Non-Porous, Uncemented
Cleared on Jan 28, 2003 as substantially equivalent to K003413 (Howmedica Osteonics Corp., 2000) after a 67-day review. Its family tree reaches back 1 generation to 2000. 19 later devices descend from it.
- Decided
- Jan 28, 2003
- Review
- 67 days
- Class
- Class II
- Product code
- LZO
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 1 generation to K003413 (2000). 19 later devices descend from it, 2 citing it directly.
- Root · 1 generation backK003413 Alumina V40 HeadHowmedica Osteonics Corp. · 2000
- This deviceK023901 Alumina V40 Femoral HeadsHowmedica Osteonics Corp. · 2003
- Descendant · cites it directly · 17 of its ownK153345 Stryker Orthopaedics Hip Systems Labeling UpdateStryker Orthopaedics · 2016 · Recalled
- Descendant · 2 generations on · 8 of its ownK173499 Exeter V40 Femoral Stem Hip System, Orthinox V40 Femoral HeadsStryker Orthopaedics · 2018 · Recalled
- Descendant · 2 generations on · 7 of its ownK182468 Trident X3 Acetabular Inserts, ADM and MDM X3 Acetabular Inserts…Howmedica Osteonics Corp. A.K.A. Stryker Orthopaedics · 2019
- Descendant · 2 generations on · 6 of its ownK220731 Insignia Hip Stem, Restoration Modular 115mm Conical Distal StemStryker · 2022
- Descendant · 2 generations on · 6 of its ownK193429 Exeter V40 Femoral Stem, Exeter X3 RimFit CupHowmedica Osteonics Corp. · 2020 · Recalled
Showing 5 of 19 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 19 · See all- K153345Stryker Orthopaedics Hip Systems Labeling UpdateStryker Orthopaedics · 2016 · cites it directly17descendants
- K173499Exeter V40 Femoral Stem Hip System, Orthinox V40 Femoral HeadsStryker Orthopaedics · 2018 · 2 generations on8descendants
- K182468Trident X3 Acetabular Inserts, ADM and MDM X3 Acetabular Inserts, Accolade II Hip SystemHowmedica Osteonics Corp. A.K.A. Stryker Orthopaedics · 2019 · 2 generations on7descendants
- K220731Insignia Hip Stem, Restoration Modular 115mm Conical Distal StemStryker · 2022 · 2 generations on6descendants
- K193429Exeter V40 Femoral Stem, Exeter X3 RimFit CupHowmedica Osteonics Corp. · 2020 · 2 generations on6descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −1 | K003413 | Alumina V40 Head | Howmedica Osteonics Corp. | 2000 | — |
| 0 (this device) | K023901 | Alumina V40 Femoral Heads | Howmedica Osteonics Corp. | 2003 | — |
| +1 | K153345 | Stryker Orthopaedics Hip Systems Labeling Update | Stryker Orthopaedics | 2016 | 1 |
| +2 | K173499 | Exeter V40 Femoral Stem Hip System, Orthinox V40 Femoral Heads | Stryker Orthopaedics | 2018 | 2 |
| +2 | K182468 | Trident X3 Acetabular Inserts, ADM and MDM X3 Acetabular Inserts, Accolade II… | Howmedica Osteonics Corp. A.K.A. Stryker Orthopaedics | 2019 | — |
| +2 | K220731 | Insignia Hip Stem, Restoration Modular 115mm Conical Distal Stem | Stryker | 2022 | — |
| +2 | K193429 | Exeter V40 Femoral Stem, Exeter X3 RimFit Cup | Howmedica Osteonics Corp. | 2020 | 1 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2007 | 1 | 0 |
| 2016 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 2 | 0 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 4 | 0 |
| 2023 | 1 | 0 |
| 2024 | 2 | 0 |
| 2025 | 4 | 0 |
| 2026 | 1 | 0 |
Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in LZO? 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 LZO device
- #1 K192827 Quadra-Pscore 19.3 · 10 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (1)
Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K003413 | Alumina V40 Head | 2000 |
What descends from it? (19)
See all 192 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?
- Its one ancestor has no recall.
- Of its descendants, K153345 (Stryker Orthopaedics, 2016) has gone furthest, with 17 descendants of its own.
How does its category compare?
All LZO devicesLZO Prosthesis, Hip, Semi-Constrained, Metal/Ceramic/Polymer, Cemented Or Non-Porous, Uncemented: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · LZO
14in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · LZO
119in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · LZO
1in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · LZO
3,244in 2025
MAUDE reports naming product code LZO, 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 | 9 | 87 | 2 | 138 |
| 2008 | 11 | 63 | 13 | 125 |
| 2009 | 7 | 83 | 42 | 189 |
| 2010 | 15 | 78 | 0 | 394 |
| 2011 | 13 | 87 | 10 | 544 |
| 2012 | 14 | 98 | 14 | 963 |
| 2013 | 26 | 100 | 0 | 1,370 |
| 2014 | 13 | 85 | 1 | 1,477 |
| 2015 | 12 | 115 | 1 | 1,348 |
| 2016 | 10 | 177 | 9 | 1,728 |
| 2017 | 16 | 257 | 5 | 2,165 |
| 2018 | 18 | 163 | 2 | 3,133 |
| 2019 | 28 | 109 | 4 | 3,066 |
| 2020 | 18 | 112 | 3 | 1,963 |
| 2021 | 12 | 170 | 0 | 2,199 |
| 2022 | 11 | 279 | 4 | 1,985 |
| 2023 | 10 | 122 | 2 | 2,066 |
| 2024 | 11 | 111 | 1 | 2,586 |
| 2025 | 14 | 119 | 1 | 3,244 |
| 2026 | 9 | 102 | 0 | — |
What is it indicated for?
The subject femoral head is a single-use device intended for use in total hip replacement. It is intended for use with any currently available Howmedica Osteonics acetabular component. It is intended for use with any currently available Howmedica Osteonics hip stem featuring the V40™ trunnion and manufactured from a titanium alloy or Orthinox™ Stainless Stzel. It is not intended for use with any stem manufactured from cobalt chromium alloy. Painful…
Read the full statement (153 words)
The subject femoral head is a single-use device intended for use in total hip replacement. It is intended for use with any currently available Howmedica Osteonics acetabular component. It is intended for use with any currently available Howmedica Osteonics hip stem featuring the V40™ trunnion and manufactured from a titanium alloy or Orthinox™ Stainless Stzel. It is not intended for use with any stem manufactured from cobalt chromium alloy.
Painful, disabling joint disease of the hip resulting from: Non-inflammatory degenerative arthritis (osteoarthritis, avascular necrosis, traumatic arthritis, slipped capital epiphysis, pelvic fracture, failed fracture fixation, or diastrophic variant);
Rheumatoid arthritis;
Correction of functional deformity;
Where bone stock is of poor quality or inadequate for other reconstructive techniques as indicated by deficiencies of the acetabulum;
Treatment of nonunion, femoral neck and trochanteric fractures of the proximal femur with head involvement that are unmanageable uing other techniques;
Revision procedures where other treatments or devices have failed.
Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K023901 · printed Nov 6, 2026
Cite this page
510(k) Report. “K023901: Alumina V40 Femoral Heads.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K023901
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Record history
- FDA decision record loaded May 2, 2026
- Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026