510(k) · Cleared
ClearedSynthes Titanium (TI) Alloy High Tibial Osteotomy (Hto) System
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Synthes (Usa) · HRS Plate, Fixation, Bone
Cleared on Mar 25, 1997 after a 214-day review. The FDA summary names its predicate without a number. 1 later device descends from it.
- Decided
- Mar 25, 1997
- Review
- 214 days
- Class
- Class II
- Product code
- HRS
- Recalls
- None
- Predicates
- 0
1 later device descends from it, 1 citing it directly.
- This deviceK963325 Synthes Titanium (TI) Alloy High Tibial Osteotomy (Hto) SystemSynthes (Usa) · 1997
- Descendant · cites it directly · 0 of its ownK190750 DePuy Synthes Plates and Screws PortfolioDePuy Synthes · 2019
Most influential descendants
Showing 1 of 1 · See all- K190750DePuy Synthes Plates and Screws PortfolioDePuy Synthes · 2019 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K963325 | Synthes Titanium (TI) Alloy High Tibial Osteotomy (Hto) System | Synthes (Usa) | 1997 | — |
| +1 | K190750 | DePuy Synthes Plates and Screws Portfolio | DePuy Synthes | 2019 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2019 | 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 HRS? 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 HRS device
- #1 K222465 Tyber Medical Anatomical Plating Systemscore 27.5 · 16 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 |
|---|---|---|---|
| * | — | Howmedica’s Alta Metaphyseal L-Plate 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 |
|---|---|---|---|
| K190750 | DePuy Synthes Plates and Screws Portfolio | 2019 | 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, K190750 (DePuy Synthes, 2019) has gone furthest, with 0 descendants of its own.
How does its category compare?
All HRS devicesHRS Plate, Fixation, Bone: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · HRS
54in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · HRS
90in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · HRS
1in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · HRS
2,306in 2025
MAUDE reports naming product code HRS, 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 | 35 | 63 | 2 | 339 |
| 2008 | 35 | 87 | 11 | 311 |
| 2009 | 47 | 85 | 3 | 435 |
| 2010 | 49 | 100 | 16 | 491 |
| 2011 | 43 | 88 | 5 | 773 |
| 2012 | 59 | 106 | 4 | 1,663 |
| 2013 | 56 | 89 | 11 | 2,643 |
| 2014 | 76 | 57 | 0 | 2,413 |
| 2015 | 56 | 97 | 7 | 3,095 |
| 2016 | 44 | 109 | 5 | 2,276 |
| 2017 | 57 | 122 | 3 | 2,220 |
| 2018 | 40 | 116 | 2 | 2,663 |
| 2019 | 46 | 89 | 25 | 3,359 |
| 2020 | 48 | 88 | 1 | 2,790 |
| 2021 | 40 | 87 | 9 | 2,442 |
| 2022 | 47 | 144 | 3 | 1,700 |
| 2023 | 40 | 120 | 1 | 2,049 |
| 2024 | 54 | 96 | 0 | 1,849 |
| 2025 | 54 | 90 | 1 | 2,306 |
| 2026 | 51 | 82 | 3 | — |
What is it indicated for?
Synthes Ti Alloy HTO System is an instrument and implant system intended to correct leg malalignments causing unicompartmental osteoarthritis, by correction of the tibial component.
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/K963325 · printed Nov 6, 2026
Cite this page
510(k) Report. “K963325: Synthes Titanium (TI) Alloy High Tibial Osteotomy (Hto) System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K963325
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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