510(k) · Cleared
ClearedOsteonics Modular Acetabular Cup (Microstructured Version)
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Osteonics Corp. · LPH Prosthesis, Hip, Semi-Constrained, Metal/Polymer, Porous Uncemented
Cleared on Jan 27, 1997 after a 117-day review. The FDA summary names its predicate without a number. 1 later device descends from it.
- Decided
- Jan 27, 1997
- Review
- 117 days
- Class
- Class II
- Product code
- LPH
- Recalls
- None
- Predicates
- 0
1 later device descends from it, 1 citing it directly.
- This deviceK963946 Osteonics Modular Acetabular Cup (Microstructured Version)Osteonics Corp. · 1997
- Descendant · cites it directly · 0 of its ownK992359 MRS-TitanRotec Medizintechnik GmbH · 2000
Most influential descendants
Showing 1 of 1 · See all- K992359MRS-TitanRotec Medizintechnik GmbH · 2000 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K963946 | Osteonics Modular Acetabular Cup (Microstructured Version) | Osteonics Corp. | 1997 | — |
| +1 | K992359 | MRS-Titan | Rotec Medizintechnik GmbH | 2000 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2000 | 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 LPH? 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 LPH device
- #1 K233498 Stryker Orthopaedics Hip Systems Labeling Updatescore 24.2 · 20 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (3)
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 |
|---|---|---|---|
| * | — | Osteonics® Omnifit® PSL® MicroStructured® Shells Named without a submission number | |
| * | — | Osteonics® Restoration GAP Acetabular Cups Named without a submission number | |
| * | — | Osteonics® Omnifit® Cup Inserts Named without a submission number |
What descends from it? (1)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K992359 | MRS-Titan | 2000 | 0 |
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, K992359 (Rotec Medizintechnik GmbH, 2000) has gone furthest, with 0 descendants of its own.
How does its category compare?
All LPH devicesLPH Prosthesis, Hip, Semi-Constrained, Metal/Polymer, Porous Uncemented: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · LPH
12in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · LPH
153in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · LPH
4in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · LPH
6,163in 2025
MAUDE reports naming product code LPH, 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 | 10 | 116 | 16 | 509 |
| 2008 | 10 | 86 | 1 | 706 |
| 2009 | 3 | 112 | 2 | 1,156 |
| 2010 | 15 | 100 | 22 | 2,007 |
| 2011 | 16 | 110 | 26 | 3,320 |
| 2012 | 25 | 76 | 30 | 3,785 |
| 2013 | 11 | 135 | 9 | 5,002 |
| 2014 | 20 | 129 | 3 | 5,163 |
| 2015 | 18 | 111 | 1 | 5,830 |
| 2016 | 10 | 150 | 8 | 4,900 |
| 2017 | 12 | 121 | 14 | 5,312 |
| 2018 | 9 | 145 | 2 | 5,954 |
| 2019 | 22 | 164 | 8 | 7,130 |
| 2020 | 7 | 164 | 6 | 5,429 |
| 2021 | 8 | 410 | 4 | 5,978 |
| 2022 | 14 | 247 | 2 | 5,223 |
| 2023 | 10 | 111 | 2 | 5,345 |
| 2024 | 6 | 92 | 1 | 5,626 |
| 2025 | 12 | 153 | 4 | 6,163 |
| 2026 | 8 | 256 | 2 | — |
What is it indicated for?
The indications for the use of the Osteonics® Modular Acetabular Cup, in keeping with those of other legally marketed Osteonics acetabular components, are as follows: Painful, disabling joint disease of the hip resulting from: degenerative arthritis, rheumatoid arthritis, post-traumatic arthritis or late stage avascular necrosis. Revision of previous unsuccessful femoral head replacement, cup arthroplasty or other procedure. Clinical management problems…
Read the full statement (94 words)
The indications for the use of the Osteonics® Modular Acetabular Cup, in keeping with those of other legally marketed Osteonics acetabular components, are as follows:
Painful, disabling joint disease of the hip resulting from: degenerative arthritis, rheumatoid arthritis, post-traumatic arthritis or late stage avascular necrosis.
Revision of previous unsuccessful femoral head replacement, cup arthroplasty or other procedure.
Clinical management problems where arthrodesis or alternative reconstructive techniques are less likely to achieve satisfactory results.
Where bone stock is of poor quality or is inadequate for other reconstructive techniques as indicated by deficiencies of the acetabulum.
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/K963946 · printed Nov 5, 2026
Cite this page
510(k) Report. “K963946: Osteonics Modular Acetabular Cup (Microstructured Version).” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K963946
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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