510(k) · Cleared
ClearedAesculap Caspar Plate & Screw System for Anterior Cervical Fusion
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Aesculap, Inc. · KWQ Appliance, Fixation, Spinal Intervertebral Body
Cleared on Nov 2, 1995 after an 85-day review. FDA has not posted a summary or statement for it, so its predicates are not known. 16 later devices descend from it.
- Decided
- Nov 2, 1995
- Review
- 85 days
- Class
- Class II
- Product code
- KWQ
- Recalls
- None
- Predicates
- 0
16 later devices descend from it, 3 citing it directly.
- This deviceK953720 Aesculap Caspar Plate & Screw System for Anterior Cervical FusionAesculap, Inc. · 1995
- Descendant · cites it directly · 10 of its ownK100243 Quintex Cervical Plating SystemAesculap Implant Systems, LLC · 2010 · Recalled
- Descendant · 2 generations on · 8 of its ownK141993 Nakoma AcpAlliance Partners, LLC · 2014 · Recalled
- Descendant · 3 generations on · 3 of its ownK231766 Skyway Anterior Cervical Plate SystemKyocera Medical Technologies Inc. (KMTI) · 2023
- Descendant · cites it directly · 3 of its ownK122216 Reliance Anterior Cervical Plate SystemReliance Medical Systems, LLC · 2012
- Descendant · 4 generations on · 2 of its ownK243015 Skyway Anterior Cervical Plate SystemKyocera Medical Technologies, Inc. · 2024
Showing 5 of 16 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 16 · See all- K100243Quintex Cervical Plating SystemAesculap Implant Systems, LLC · 2010 · cites it directly10descendants
- K141993Nakoma AcpAlliance Partners, LLC · 2014 · 2 generations on8descendants
- K231766Skyway Anterior Cervical Plate SystemKyocera Medical Technologies Inc. (KMTI) · 2023 · 3 generations on3descendants
- K122216Reliance Anterior Cervical Plate SystemReliance Medical Systems, LLC · 2012 · cites it directly3descendants
- K243015Skyway Anterior Cervical Plate SystemKyocera Medical Technologies, Inc. · 2024 · 4 generations on2descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K953720 | Aesculap Caspar Plate & Screw System for Anterior Cervical Fusion | Aesculap, Inc. | 1995 | — |
| +1 | K100243 | Quintex Cervical Plating System | Aesculap Implant Systems, LLC | 2010 | 1 |
| +2 | K141993 | Nakoma Acp | Alliance Partners, LLC | 2014 | 1 |
| +3 | K231766 | Skyway Anterior Cervical Plate System | Kyocera Medical Technologies Inc. (KMTI) | 2023 | — |
| +1 | K122216 | Reliance Anterior Cervical Plate System | Reliance Medical Systems, LLC | 2012 | — |
| +4 | K243015 | Skyway Anterior Cervical Plate System | Kyocera Medical Technologies, Inc. | 2024 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1998 | 1 | 0 |
| 2010 | 1 | 0 |
| 2012 | 2 | 0 |
| 2014 | 2 | 0 |
| 2018 | 1 | 0 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 2 | 0 |
| 2026 | 2 | 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 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?
FDA has not posted a summary or statement for it, so its predicates are not known.
What descends from it? (16)
See all 163 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, K100243 (Aesculap Implant Systems, LLC, 2010) has gone furthest, with 10 descendants of its own.
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.
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 | — |
https://510kreport.com/device/K953720 · printed Nov 5, 2026
Cite this page
510(k) Report. “K953720: Aesculap Caspar Plate & Screw System for Anterior Cervical Fusion.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K953720
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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