# K090085: Merci Retriever, Models 90050, 90060, 90066, 90070, 90110, 90111, 90112, 90113

- Pathway: 510(k) (Special)
- Applicant: Concentric Medical, Inc.
- Decided: Feb 12, 2009 after 30 days
- Product code: NRY (Catheter, Thrombus Retriever)
- 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: 4 generations back to K003410 (2001). 10 ancestors in all.
23 later devices descend from it; 1 cites it directly.
1 of 34 devices in its family (counting itself) has a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K063774: Modification to Merci Retriever, Models X5 and X6, Concentric Medical, Inc. (2007) Summary page 1.
- K062046: Modified Merci Retriever, Model 90050, Concentric Medical, Inc. (2007) Summary page 1.
- K071172: Modified Merci Retriever, Model 90060, Concentric Medical, Inc. (2007) Summary page 1.
- K070521: Modified Mercy Retriever, Model 90070, Concentric Medical, Inc. (2007) Summary page 1.
- K081305: Merci Retriever, Concentric Medical, Inc. (2008) Summary page 1.
- K082034: Modification to Merci Retriever, Concentric Medical, Inc. (2008) Summary page 1.

## Most influential descendants
- K113455: Solitaire FR Revascularization Device (2012), 22 descendants of its own
- K123378: Solitaire 2 Revascularization Device (2012), 18 descendants of its own
- K141491: Solitaire 2 Revascularization Device (2014), 17 descendants of its own
- K153071: Solitaire Platinum Revascularization Device (2015), 10 descendants of its own
- K160641: Solitaire Platinum Revascularization Device, 6x40 mm (2017), 8 descendants of its own

## Indications for use
The Merci® Retriever is intended to restore blood flow in the neurovasculature by removing thrombus in patients experiencing; ischemrc stroke. Patients who'are ineligible for treatment with intravenous tissue plasminogen activator (IVt-PA) or who fail IVt-PA therapy are candidates for treatment. The Merci Retriever is also indicated for use in the retrieval of foreign bodies misplaced during interventional radiological procedures in the neuro, peripheral and coronary vasculature.

Source page: https://510kreport.com/device/K090085
Methodology: https://510kreport.com/methodology