# K030476: Modified Concentric Retriever, Model 90037

- Pathway: 510(k) (Special)
- Applicant: Concentric Medical, Inc.
- Decided: Mar 11, 2003 after 26 days
- Product code: DQY (Catheter, Percutaneous)
- Device class: 2
- Regulation: 21 CFR 870.1250
- Recalls of this device: 2 (0 Class I)
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 1 generation back to K003410 (2001). 1 ancestor in all.
164 later devices descend from it; 4 cite it directly.
8 of 166 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K003410: Concentric Retriever, Model 90030, Concentric Medical, Inc. (2001)

## Most influential descendants
- K033736: Merci Retriever, Models 90065, 90066 (2004), 159 descendants of its own
- K072718: Penumbra System (2007), 120 descendants of its own
- K100769: Penumbra System Separator Flex (026,032,041,054), Models PSF026, PSF032, PSF041, PSF054 (2010), 118 descendants of its own
- K113163: Penumbra System Max (2011), 116 descendants of its own
- K133317: Penumbra System / Penumbra System Max (2014), 61 descendants of its own

## Recalls of this device
- Sep 24, 2003 · Not classified · Z-0085-04: The device has the potential for tip breakage during use.
- Sep 24, 2003 · Not classified · Z-0086-04: The device has the potential for tip breakage during use.

## Indications for use
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.

Source page: https://510kreport.com/device/K030476
Methodology: https://510kreport.com/methodology