510(k) · Cleared

Cleared

Concentric Retriever X5, Model 90035; Concentric Retriever X6, Model 90037

K040700510(k) SpecialCleared Jun 21, 200496-day reviewClass II21 CFR 870.1250

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

Concentric Medical, Inc. · DQY Catheter, Percutaneous

Cleared on Jun 21, 2004 as substantially equivalent to K003410 (Concentric Medical, Inc., 2001) and 1 other predicate after a 96-day review. Its family tree reaches back 2 generations to 2001.

Decided: Jun 21, 2004
Review: 96 days
Class: Class II
Product code: DQY
Recalls: None
Predicates: 2

Its longest line of descent runs back 2 generations to K003410 (2001). No later device cites it as a predicate yet.

By dateBy generation

Root · 2 generations backK003410 Concentric Retriever, Model 90030Concentric Medical, Inc. · 2001 · Recalled
1 generation backK030476 Modified Concentric Retriever, Model 90037Concentric Medical, Inc. · 2003 · Recalled
This deviceK040700 Concentric Retriever X5, Model 90035; Concentric Retriever X6, Model…Concentric Medical, Inc. · 2004

View FIG. 1 as a table

Line of descent and top descendants

Generation	Number	Device	Applicant	Decided	Recalls
−2	K003410	Concentric Retriever, Model 90030	Concentric Medical, Inc.	2001	1
−1	K030476	Modified Concentric Retriever, Model 90037	Concentric Medical, Inc.	2003	2
0 (this device)	K040700	Concentric Retriever X5, Model 90035; Concentric Retriever X6, Model 90037	Concentric Medical, Inc.	2004	—

FIG. 1 — Lineage of K040700, 2001–2004Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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 DQY? 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 DQY device

#1 K234115 APRO 55 Catheterscore 17.5 · 6 generations · no Class I recall
#2 Held for the reportin the report
#3 Held for the reportin the report

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What was it cleared against? (2)

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	Applicant	Decided	Recalls
*	K003410	Concentric Retriever, Model 90030 Summary page 1 …ced during interventional radiological procedures in the neuro, peripheral and coronary vascular systems. Predicate Devices Concentric Retriever K003410, K030476 Manufactured by Concentric Medical, Inc. Device Description The Concentric Retriever consists of a Nitinol tapered wire…	Concentric Medical, Inc.	2001	1
*	K030476	Modified Concentric Retriever, Model 90037 Summary page 1 …g interventional radiological procedures in the neuro, peripheral and coronary vascular systems. Predicate Devices Concentric Retriever K003410, K030476 Manufactured by Concentric Medical, Inc. Device Description The Concentric Retriever consists of a Nitinol tapered wire with a h…	Concentric Medical, Inc.	2003	2

Also cleared against K003410: 2 other devices →

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.

What does this lineage say?

The line of descent spans 3 years and passes through 1 company; a new generation was cleared every 1.8 years on median.
2 of the 2 ancestors have a recall of any class.
2 other devices also cite its predicate K003410.

How does its category compare?

All DQY devices

DQY Catheter, Percutaneous: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · DQY

21in 2025

2007high 37 (2009) · low 16 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · DQY

115in 2025

2007high 127 (2014) · low 66 (2008)2026

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

Recalls per year · DQY

1in 2025

2007high 36 (2013) · low 0 (2022)2026

Class I (10 since 2007) Class II/III not classified

Adverse event reports per year · DQY

3,056in 2025

2007high 3,190 (2024) · low 313 (2007)2025

MAUDE reports naming product code DQY, 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	16	85	6	313
2008	31	66	12	496
2009	37	73	17	819
2010	22	74	32	1,293
2011	36	71	6	1,211
2012	30	87	2	1,191
2013	32	92	36 (1)	1,352
2014	19	127	3	1,497
2015	27	118	3	2,337
2016	22	117	22 (7)	2,252
2017	26	113	8	2,489
2018	25	106	2	2,855
2019	30	111	1	2,902
2020	20	120	2	2,889
2021	18	81	2	3,006
2022	18	74	0	2,643
2023	18	114	17	3,049
2024	16	87	1	3,190
2025	21	115	1 (1)	3,056
2026	11	30	2 (1)	—

What is it indicated for?

The Concentric Retriever is indicated for use in the retrieval of foreign bodies misplaced during interventional radiological procedures in the neuro, peripheral and coronary vascular systems.

Indications for use as stated in the FDA summary.

https://510kreport.com/device/K040700 · printed Nov 6, 2026

Cite this page

510(k) Report. “K040700: Concentric Retriever X5, Model 90035; Concentric Retriever X6, Model 90037.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K040700

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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