510(k) · Cleared
ClearedSynthes LCP Dynamic Helical Hip System, Additional Helix Blades
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Synthes (Usa) · KTT Appliance, Fixation, Nail/Blade/Plate Combination, Multiple Component
Cleared on Nov 16, 2004 after a 27-day review. The FDA summary names its predicate without a number. 3 later devices descend from it.
- Decided
- Nov 16, 2004
- Review
- 27 days
- Class
- Class II
- Product code
- KTT
- Recalls
- None
- Predicates
- 0
3 later devices descend from it, 1 citing it directly.
- This deviceK042895 Synthes LCP Dynamic Helical Hip System, Additional Helix BladesSynthes (Usa) · 2004
- Descendant · cites it directly · 2 of its ownK182783 DePuy Synthes Trauma Orthopedic Nail ImplantsDePuy Synthes · 2018
- Descendant · 2 generations on · 0 of its ownK253155 Fule Metallic Lockable Intramedullary Nail SystemsBeijing Fule Science & Technology Development Co., Ltd. · 2026
- Descendant · 2 generations on · 0 of its ownK201830 ANSER Clavicle PinBAAT Medical Products B.V. · 2020
Most influential descendants
Showing 3 of 3 · See all- K182783DePuy Synthes Trauma Orthopedic Nail ImplantsDePuy Synthes · 2018 · cites it directly2descendants
- K253155Fule Metallic Lockable Intramedullary Nail SystemsBeijing Fule Science & Technology Development Co., Ltd. · 2026 · 2 generations on0descendants
- K201830ANSER Clavicle PinBAAT Medical Products B.V. · 2020 · 2 generations on0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K042895 | Synthes LCP Dynamic Helical Hip System, Additional Helix Blades | Synthes (Usa) | 2004 | — |
| +1 | K182783 | DePuy Synthes Trauma Orthopedic Nail Implants | DePuy Synthes | 2018 | — |
| +2 | K253155 | Fule Metallic Lockable Intramedullary Nail Systems | Beijing Fule Science & Technology Development Co., Ltd. | 2026 | — |
| +2 | K201830 | ANSER Clavicle Pin | BAAT Medical Products B.V. | 2020 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2018 | 1 | 0 |
| 2020 | 1 | 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 KTT? 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 KTT device
- #1 K242861 TrueLok Elevatescore 21.4 · 14 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 |
|---|---|---|---|
| * | — | Synthes LCP® Dynamic Helical Hip System Named without a submission number |
What descends from it? (3)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K182783 | DePuy Synthes Trauma Orthopedic Nail Implants | 2018 | 2 |
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, K182783 (DePuy Synthes, 2018) has gone furthest, with 2 descendants of its own.
How does its category compare?
All KTT devicesKTT Appliance, Fixation, Nail/Blade/Plate Combination, Multiple Component: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · KTT
10in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · KTT
88in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · KTT
2in 2021
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · KTT
673in 2025
MAUDE reports naming product code KTT, 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 | 55 | 2 | 45 |
| 2008 | 11 | 73 | 1 | 66 |
| 2009 | 11 | 94 | 2 | 45 |
| 2010 | 12 | 148 | 1 | 121 |
| 2011 | 10 | 157 | 0 | 196 |
| 2012 | 9 | 140 | 4 | 527 |
| 2013 | 7 | 87 | 7 | 898 |
| 2014 | 14 | 129 | 0 | 445 |
| 2015 | 12 | 60 | 0 | 401 |
| 2016 | 10 | 142 | 0 | 400 |
| 2017 | 11 | 184 | 1 | 485 |
| 2018 | 6 | 149 | 14 | 597 |
| 2019 | 8 | 110 | 3 | 800 |
| 2020 | 9 | 200 | 0 | 942 |
| 2021 | 10 | 83 | 2 | 961 |
| 2022 | 3 | 25 | 0 | 627 |
| 2023 | 7 | 29 | 0 | 554 |
| 2024 | 5 | 90 | 0 | 523 |
| 2025 | 10 | 88 | 0 | 673 |
| 2026 | 5 | 68 | 11 | — |
What is it indicated for?
To treat stable and unstable intertrochanteric, subtrochanteric and basilar neck fractures in which a stable medial buttress can be reconstructed.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K042895 · printed Nov 4, 2026
Cite this page
510(k) Report. “K042895: Synthes LCP Dynamic Helical Hip System, Additional Helix Blades.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K042895
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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