# K223613: InThrill Thrombectomy System

- Pathway: 510(k) (Traditional)
- Applicant: Inari Medical, Inc.
- Decided: Mar 17, 2023 after 102 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: 17 generations back to K901627 (1990). 31 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 33 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K171493: MegaVac Mechanical Thrombectomy System, Capture Vascular, Inc. (2017) Summary page 4.
- K100842: Pta-Plus Pta Balloon Cather 5 MM X 4CM, Pta-Plus Pta Balloon Catheter 6MM X 4CM, Hotspur Technologies (2010) Summary page 4.
- K220887: Mini-ClotTriever Thrombectomy System, Inari Medical (2022) Summary page 4.

## Most influential descendants
- K250421: InThrill™ Thrombectomy System (2025), 0 descendants of its own

## Indications for use
The InThrill Thrombectomy System is indicated for: - The non-surgical removal of thrombi and emboli from blood vessels, including arteriovenous fistulae and arteriovenous grafts for dialysis access, and synthetic grafts. - Injection, infusion, and/or aspiration of contrast media and other fluids into or from a blood vessel/graft. The InThrill Thrombectomy System is intended for use in the peripheral vasculature. The InThrill Thrombectomy System is not intended for use in deep vein thrombosis (DVT) treatment.

Source page: https://510kreport.com/device/K223613
Methodology: https://510kreport.com/methodology