# K051838: Modified Concentric Retriever, Model 90039

- Pathway: 510(k) (Special)
- Applicant: Concentric Medical, Inc.
- Decided: Sep 1, 2005 after 56 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: 3 generations back to K003410 (2001). 3 ancestors in all.
No later device cites it as a predicate yet.
0 of 4 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K040745: Modified Concentric Retriever, Model 90038, Concentric Medical, Inc. (2004) Summary page 1.

## Indications for use
The Modified Concentric Retriever is intended to remove foreign bodies misplaced during interventional radiological procedures in the neuro, peripheral and coronary vascular systems.

Source page: https://510kreport.com/device/K051838
Methodology: https://510kreport.com/methodology