510(k) · Cleared

Cleared

Sentry Anterior Spinal System

K930807510(k) TraditionalCleared Oct 1, 1993227-day reviewClass II21 CFR 888.3060

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Sofamor Danek Mfg., Inc. · KWQ Appliance, Fixation, Spinal Intervertebral Body

Cleared on Oct 1, 1993 after a 227-day review. FDA has not posted a summary or statement for it, so its predicates are not known.

Decided: Oct 1, 1993
Review: 227 days
Class: Class II
Product code: KWQ
Recalls: None
Predicates: 0

FDA has not posted a summary or statement for it, so its predicates are not known.

FIG. 1 — Lineage of K930807Source: FDA 510(k) database · How lineage is built

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
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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?

No later submission names this one as a predicate yet.

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.

How does its category compare?

All KWQ devices

KWQ Appliance, Fixation, Spinal Intervertebral Body: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · KWQ

7in 2025

2007high 32 (2008) · low 7 (2025)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · KWQ

64in 2025

2007high 124 (2014) · low 55 (2020)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · KWQ

1in 2018

2007high 35 (2009) · low 0 (2014)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · KWQ

248in 2025

2007high 796 (2013) · low 248 (2025)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/K930807 · printed Nov 4, 2026

Cite this page

510(k) Report. “K930807: Sentry Anterior Spinal System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K930807

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Record history

FDA decision record loaded May 2, 2026
Page last updated Nov 3, 2026