510(k) · Cleared
ClearedModification to Provident Hip System
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Stelkast Company · LWJ Prosthesis, Hip, Semi-Constrained, Metal/Polymer, Uncemented
Cleared on Jul 27, 2000 after a 49-day review. FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known. 36 later devices descend from it.
- Decided
- Jul 27, 2000
- Review
- 49 days
- Class
- Class II
- Product code
- LWJ
- Recalls
- None
- Predicates
- 0
36 later devices descend from it, 3 citing it directly.
- This deviceK001745 Modification to Provident Hip SystemStelkast Company · 2000
- Descendant · cites it directly · 28 of its ownK073068 Accin Hip SystemAccelerated Innovation, LLC · 2008
- Descendant · 2 generations on · 25 of its ownK100445 Klassic HD Hip SystemTotal Joint Orthopedics, Inc. · 2010
- Descendant · 3 generations on · 16 of its ownK143407 Klassic HD Hip SystemTotal Joint Othopedics, Inc. · 2014
- Descendant · 3 generations on · 14 of its ownK141972 Klassic HD Acetabular Insert with E-Link PolyTotal Joint Orthopedics, Inc. · 2014
- Descendant · 4 generations on · 9 of its ownK163577 Ecofit® Hip SystemImplantcast GmbH · 2017 · Recalled
Showing 5 of 36 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 36 · See all- K073068Accin Hip SystemAccelerated Innovation, LLC · 2008 · cites it directly28descendants
- K100445Klassic HD Hip SystemTotal Joint Orthopedics, Inc. · 2010 · 2 generations on25descendants
- K143407Klassic HD Hip SystemTotal Joint Othopedics, Inc. · 2014 · 3 generations on16descendants
- K141972Klassic HD Acetabular Insert with E-Link PolyTotal Joint Orthopedics, Inc. · 2014 · 3 generations on14descendants
- K163577Ecofit® Hip SystemImplantcast GmbH · 2017 · 4 generations on9descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K001745 | Modification to Provident Hip System | Stelkast Company | 2000 | — |
| +1 | K073068 | Accin Hip System | Accelerated Innovation, LLC | 2008 | — |
| +2 | K100445 | Klassic HD Hip System | Total Joint Orthopedics, Inc. | 2010 | — |
| +3 | K143407 | Klassic HD Hip System | Total Joint Othopedics, Inc. | 2014 | — |
| +3 | K141972 | Klassic HD Acetabular Insert with E-Link Poly | Total Joint Orthopedics, Inc. | 2014 | — |
| +4 | K163577 | Ecofit® Hip System | Implantcast GmbH | 2017 | 1 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2008 | 1 | 0 |
| 2010 | 3 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 4 | 0 |
| 2015 | 2 | 0 |
| 2016 | 1 | 0 |
| 2017 | 3 | 0 |
| 2018 | 2 | 0 |
| 2019 | 2 | 0 |
| 2021 | 3 | 0 |
| 2022 | 4 | 0 |
| 2023 | 2 | 0 |
| 2024 | 1 | 0 |
| 2025 | 2 | 0 |
| 2026 | 4 | 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 LWJ? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.
- Candidate predicates for a device like this, rankedin the report
- Recall history across each candidate’s familyin 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? (36)
See all 363 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, K073068 (Accelerated Innovation, LLC, 2008) has gone furthest, with 28 descendants of its own.
How does its category compare?
All LWJ devicesLWJ Prosthesis, Hip, Semi-Constrained, Metal/Polymer, Uncemented: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · LWJ
1in 2012
2026 to Oct 25, outlined.
Median 510(k) review, days · LWJ
Too few LWJ 510(k)s in any year since 2007 to give a median.
Recalls per year · LWJ
2in 2023
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · LWJ
51in 2025
MAUDE reports naming product code LWJ, 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 | 2 | — | 10 | 68 |
| 2008 | 1 | — | 2 | 72 |
| 2009 | 1 | — | 2 | 84 |
| 2010 | 0 | — | 0 | 132 |
| 2011 | 1 | — | 0 | 255 |
| 2012 | 1 | — | 0 | 390 |
| 2013 | 0 | — | 1 | 522 |
| 2014 | 0 | — | 0 | 452 |
| 2015 | 0 | — | 0 | 310 |
| 2016 | 0 | — | 0 | 293 |
| 2017 | 0 | — | 0 | 311 |
| 2018 | 0 | — | 0 | 227 |
| 2019 | 0 | — | 0 | 210 |
| 2020 | 0 | — | 0 | 189 |
| 2021 | 0 | — | 0 | 155 |
| 2022 | 0 | — | 0 | 91 |
| 2023 | 0 | — | 2 | 72 |
| 2024 | 0 | — | 0 | 54 |
| 2025 | 0 | — | 0 | 51 |
| 2026 | 0 | — | 0 | — |
https://510kreport.com/device/K001745 · printed Nov 6, 2026
Cite this page
510(k) Report. “K001745: Modification to Provident Hip System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K001745
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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