# K072796: Meerci Retriever, Concentric Microcatheter, Models 90050, 90060, 90065, 90066, 90070,90092, 90043, 90044

- Pathway: 510(k) (Special)
- Applicant: Concentric Medical, Inc.
- Decided: Dec 18, 2007 after 78 days
- Product code: DQO (Catheter, Intravascular, Diagnostic)
- Device class: 2
- Regulation: 21 CFR 870.1200
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
No later device cites it as a predicate yet.
0 of 1 device in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The FDA summary names its predicate without a number.
- (no number) Merci Retriever: named in the summary without a submission number
- (no number) Merci Microcatheter: named in the summary without a submission number

## Indications for use
The Merci® Retriever is intended to restore blood flow in the neurovasculature by removing thrombus in patients experiencing ischemic stroke. Patients who are ineligible for treatment with intravenous tissue plasminogen activator (IV t-PA) or who fail IV t-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. The Merci Microcatheter is indicated for use in the selected placement of fluids and/or other devices or agents into the peripheral, coronary and neuro vasculature during diagnostic and/or therapeutic procedures.

Source page: https://510kreport.com/device/K072796
Methodology: https://510kreport.com/methodology