# K040700: Concentric Retriever X5, Model 90035; Concentric Retriever X6, Model 90037

- Pathway: 510(k) (Special)
- Applicant: Concentric Medical, Inc.
- Decided: Jun 21, 2004 after 96 days
- Product code: DQY (Catheter, Percutaneous)
- Device class: 2
- Regulation: 21 CFR 870.1250
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 2 generations back to K003410 (2001). 2 ancestors in all.
No later device cites it as a predicate yet.
0 of 3 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) Summary page 1.
- K030476: Modified Concentric Retriever, Model 90037, Concentric Medical, Inc. (2003) Summary page 1.

## 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/K040700
Methodology: https://510kreport.com/methodology