# K173672: FlowTriever Retrieval/Aspiration System, Aspiration Guide Catheter

- Pathway: 510(k) (Special)
- Applicant: Inari Medical
- Decided: Feb 5, 2018 after 67 days
- Product code: QEW (Peripheral Mechanical Thrombectomy With Aspiration)
- Device class: 2
- Regulation: 21 CFR 870.5150
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 5 generations back to K832023 (1983). 18 ancestors in all.
5 later devices descend from it; 2 cite it directly.
3 of 24 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K162970: FlowTriever Retrieval/Aspiration System, Aspiration Guide Catheter, Retraction Aspirator, Inari Medical (2016) Summary page 4.

## Most influential descendants
- K181325: FlowTriever Retrieval/Aspiration System (2018), 2 descendants of its own
- K211081: AlphaVac Multipurpose Mechanical Aspiration (MMA) System (2021), 1 descendant of its own
- K181694: FlowTriever Retrieval/Aspiration System (2018), 1 descendant of its own
- K213388: AlphaVac Multipurpose Mechanical Aspiration (MMA) F1885 System (2022), 0 descendants of its own
- K182233: FlowTriever Retrieval/Aspiration System (2018), 0 descendants of its own

## Indications for use
The FlowTriever Retrieval/Aspiration System consists of the FlowTriever Catheter, Aspiration Guide Catheter, and Retraction Aspirator. The FlowTriever Retrieval/Aspiration System is indicated for: -The non-surgical removal of emboli and thrombi from blood vessels. -Injection, infusion, and/or aspiration of contrast media and other fluids into or from a blood vessel. The FlowTriever Retrieval/Aspiration System is intended for use in the peripheral vasculature.

Source page: https://510kreport.com/device/K173672
Methodology: https://510kreport.com/methodology