510(k) · Cleared
ClearedPyrenees Cervical Plate System, Semi-Constrained Screws
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
K2m, Inc. · KWQ Appliance, Fixation, Spinal Intervertebral Body
Cleared on Mar 11, 2010 as substantially equivalent to K063544 (K2m, Inc., 2007) and 8 other predicates after a 211-day review. Its family tree reaches back 3 generations to 1993. 8 later devices descend from it.
- Decided
- Mar 11, 2010
- Review
- 211 days
- Class
- Class II
- Product code
- KWQ
- Recalls
- None
- Predicates
- 9
Its longest line of descent runs back 3 generations to K926453 (1993). 16 ancestors in all. 8 later devices descend from it, 2 citing it directly.
- Root · 3 generations backK926453 Synthes (U.S.a.) Anterior Cervical Vertebrae PlateSynthes (Usa) · 1993
- 2 generations backK971883 Synthes Spine Small Stature Anterior Cervical Vertebrae Plate SystemSynthes (Usa) · 1997 · Recalled
- 1 generation backK063544 Modification to Pyrenees Cervical Plate SystemK2m, Inc. · 2007
- This deviceK092474 Pyrenees Cervical Plate System, Semi-Constrained ScrewsK2m, Inc. · 2010
- Descendant · cites it directly · 6 of its ownK152281 Pyrenees Cervical Plate SystemK2m · 2015
- Descendant · 2 generations on · 5 of its ownK172104 Ozark (tm) Cervical Plate SystemK2m, Inc. · 2017
- Descendant · 3 generations on · 4 of its ownK182473 PYRENEES Cervical Plate System, BLUE RIDGE Cervical Plate System…K2m, Inc. · 2018
- Descendant · 3 generations on · 1 of its ownK242361 OZARK Cervical Plate System; PYRENEES® Cervical Plate System…Stryker Spine · 2024
- Descendant · 4 generations on · 1 of its ownK221728 Aviator® Anterior Cervical Plating (ACP) System, LITe® Plate System…Stryker Corporation · 2022
Showing 5 of 8 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 8 · See all- K152281Pyrenees Cervical Plate SystemK2m · 2015 · cites it directly6descendants
- K172104Ozark (tm) Cervical Plate SystemK2m, Inc. · 2017 · 2 generations on5descendants
- K182473PYRENEES Cervical Plate System, BLUE RIDGE Cervical Plate System, OZARK Cervical Plate…K2m, Inc. · 2018 · 3 generations on4descendants
- K242361OZARK Cervical Plate System; PYRENEES® Cervical Plate System; EVEREST® Spinal System…Stryker Spine · 2024 · 3 generations on1descendant
- K221728Aviator® Anterior Cervical Plating (ACP) System, LITe® Plate System, DynaTran™ Anterior…Stryker Corporation · 2022 · 4 generations on1descendant
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −3 | K926453 | Synthes (U.S.a.) Anterior Cervical Vertebrae Plate | Synthes (Usa) | 1993 | — |
| −2 | K971883 | Synthes Spine Small Stature Anterior Cervical Vertebrae Plate System | Synthes (Usa) | 1997 | 1 |
| −1 | K063544 | Modification to Pyrenees Cervical Plate System | K2m, Inc. | 2007 | — |
| 0 (this device) | K092474 | Pyrenees Cervical Plate System, Semi-Constrained Screws | K2m, Inc. | 2010 | — |
| +1 | K152281 | Pyrenees Cervical Plate System | K2m | 2015 | — |
| +2 | K172104 | Ozark (tm) Cervical Plate System | K2m, Inc. | 2017 | — |
| +3 | K182473 | PYRENEES Cervical Plate System, BLUE RIDGE Cervical Plate System, OZARK… | K2m, Inc. | 2018 | — |
| +3 | K242361 | OZARK Cervical Plate System; PYRENEES® Cervical Plate System; EVEREST® Spinal… | Stryker Spine | 2024 | — |
| +4 | K221728 | Aviator® Anterior Cervical Plating (ACP) System, LITe® Plate System, DynaTran™… | Stryker Corporation | 2022 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1995 | 1 | 0 |
| 1997 | 1 | 0 |
| 2000 | 5 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 2 | 0 |
| 2007 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2015 | 2 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 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 KWQ? 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 KWQ device
- #1 K233640 Segmental Plating System (SPS);IdentiTi SPS…score 21.9 · 31 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (9)
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 |
|---|---|---|---|
| * | K063544 | Modification to Pyrenees Cervical Plate SystemSummary page 1…Body Fixation Orthosis (888.3060) 3. Predicate or legally marketed devices which are substantially equivalent * Pyrenees Cervical Plate System ( K2M, Inc. ) K063544 * Cervical Spine Locking Plate (Synthes) K97 1883, K000536 * Zephir (Medtronic) K994239, K030327 * A… | 2007 |
| * | K971883 | Synthes Spine Small Stature Anterior Cervical Vertebrae Plate SystemSummary page 1…marketed devices which are substantially equivalent * Pyrenees Cervical Plate System ( K2M, Inc. ) K063544 * Cervical Spine Locking Plate (Synthes) K97 1883, K000536 * Zephir (Medtronic) K994239, K030327 * Atlantis (Medtronic) K063 100 * EBI Anterior Cerivca… | 1997 |
| * | K000536 | Synthes Anterior CSLP SystemSummary page 1…devices which are substantially equivalent * Pyrenees Cervical Plate System ( K2M, Inc. ) K063544 * Cervical Spine Locking Plate (Synthes) K97 1883, K000536 * Zephir (Medtronic) K994239, K030327 * Atlantis (Medtronic) K063 100 * EBI Anterior Cerivcal Plate S… | 2000 |
| * | K994239 | Zephir Anterior Cervical Plate SystemSummary page 1…ent * Pyrenees Cervical Plate System ( K2M, Inc. ) K063544 * Cervical Spine Locking Plate (Synthes) K97 1883, K000536 * Zephir (Medtronic) K994239, K030327 * Atlantis (Medtronic) K063 100 * EBI Anterior Cerivcal Plate System K060379 * DePuy PEAK Pol… | 2000 |
| * | K030327 | Zephir Anterior Cervical SystemSummary page 1…* Pyrenees Cervical Plate System ( K2M, Inc. ) K063544 * Cervical Spine Locking Plate (Synthes) K97 1883, K000536 * Zephir (Medtronic) K994239, K030327 * Atlantis (Medtronic) K063 100 * EBI Anterior Cerivcal Plate System K060379 * DePuy PEAK Polyaxial Ce… | 2003 |
| * | K063100 | Atlantis Anterior Cervical Plate System, Translational PlateSummary page 1…K2M, Inc. ) K063544 * Cervical Spine Locking Plate (Synthes) K97 1883, K000536 * Zephir (Medtronic) K994239, K030327 * Atlantis (Medtronic) K063 100 * EBI Anterior Cerivcal Plate System K060379 * DePuy PEAK Polyaxial Cervical Plate System (K97 1730) *… | 2007 |
| * | K060379 | Ebi Anterior Cervical Plate SystemSummary page 1…Plate (Synthes) K97 1883, K000536 * Zephir (Medtronic) K994239, K030327 * Atlantis (Medtronic) K063 100 * EBI Anterior Cerivcal Plate System K060379 * DePuy PEAK Polyaxial Cervical Plate System (K97 1730) * Theken Surgical Tether ACFS (KO0 10466) 4. Descripti… | 2006 |
| * | K971730 | Depuy Motech Peak Polyaxial Anterior Cervical Plate SystemSummary page 1…c) K994239, K030327 * Atlantis (Medtronic) K063 100 * EBI Anterior Cerivcal Plate System K060379 * DePuy PEAK Polyaxial Cervical Plate System (K97 1730) * Theken Surgical Tether ACFS (KO0 10466) 4. Description of the device : The Pyrenees Cervical Plate System i… | 1997 |
| * | K001046 | Biopro Glenoid Component W/ Keel & W/ Posts | 2000 |
What descends from it? (8)
2 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?
- The line of descent spans 17 years and passes through 2 companies; a new generation was cleared every 4.0 years on median.
- 4 of the 16 ancestors have a recall of any class.
- Of its descendants, K152281 (K2m, 2015) has gone furthest, with 6 descendants of its own.
- 7 other devices also cite its predicate K063544.
How does its category compare?
All KWQ devicesKWQ Appliance, Fixation, Spinal Intervertebral Body: FDA decisions, review times, recalls and adverse event reports over 20 years. 2010, this device’s year, is highlighted.
FDA decisions per year · KWQ
7in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · KWQ
64in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · KWQ
1in 2018
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · KWQ
248in 2025
MAUDE reports naming product code KWQ, 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 | 27 | 101 | 2 | 288 |
| 2008 | 32 | 70 | 33 | 348 |
| 2009 | 23 | 90 | 35 | 355 |
| 2010 | 23 | 104 | 2 | 691 |
| 2011 | 22 | 95 | 5 | 415 |
| 2012 | 26 | 90 | 7 | 544 |
| 2013 | 22 | 88 | 6 | 796 |
| 2014 | 17 | 124 | 0 | 546 |
| 2015 | 25 | 102 | 2 | 562 |
| 2016 | 15 | 121 | 9 | 502 |
| 2017 | 20 | 67 | 8 | 492 |
| 2018 | 22 | 95 | 1 | 341 |
| 2019 | 26 | 81 | 0 | 298 |
| 2020 | 26 | 55 | 0 | 400 |
| 2021 | 17 | 59 | 0 | 591 |
| 2022 | 18 | 85 | 0 | 392 |
| 2023 | 16 | 59 | 0 | 320 |
| 2024 | 17 | 64 | 0 | 419 |
| 2025 | 7 | 64 | 0 | 248 |
| 2026 | 10 | 76 | 0 | — |
What is it indicated for?
The Pyrenees and K2M Cervical Plate Systems are indicated for use in anterior screw fixation to the cervical spine (C2-C7) for the following indications: degenerative disc disease (DDD), spondylolisthesis, traumna (including fractures), spinal stenosis and tumors (primary and metastatic), failed previous fusions (pseudar-throsis) and deformity (defined as scoliosis, kyphosis or lordosis).
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K092474 · printed Nov 4, 2026
Cite this page
510(k) Report. “K092474: Pyrenees Cervical Plate System, Semi-Constrained Screws.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K092474
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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