Decorative Graphic
Important Notice
This Inari Medical website and all product offerings listed are tailored for the United States only. Please be aware that product availability and regulatory claims may vary in other regions we serve, including Europe, the Middle East, and Africa (EMEA), Asia-Pacific (APAC), and Latin America/Canada. Inari Medical is currently developing separate websites for our products tailored to these other global and regional markets.
Decorative Graphic
Designed for bloodless
thrombectomy with
intraprocedural blood return

Blood Return System
FlowSaver Overview
  • 40 micron filter to return aspirated
    blood with negligible hemolysis*
  • Compatible with the Inari 60 cc
    large-bore syringe for intraprocedural
    blood return
*<0.1% increase in hemolysis compared to control. Data on File.
Focus on clot removal and patient outcomes without the concern of blood lossduring mechanical thrombectomy with the FlowTriever® system.
Flowsaver Device
Intraprocedural blood
for immediate
return to patient
60 cc reservoir with
sideport and quick release
compatible with
the Inari large-bore syringe
Independent research showed a <0.1% increase in hemolysis* for the same sample of blood filtered 5x with FlowSaver blood return system and no difference in CBC parameters and serum potassium levels
*<0.1% increase in hemolysis compared to control.
40 micron filtration
Removable 40-micron filter prevents
the reintroduction of aspirated clot
1. Comparative 3rd party testing conducted by NAMSA showed no biologically significant differences compared to control.

Indications for Use:
The FlowSaver Blood Return System is used with Triever Catheters for autologous blood transfusion.
Contraindications: Not intended for use without anticoagulation.

Refer to IFU for complete Indications for Use, contraindications, warnings, and precautions.

Caution: Federal (USA) law restricts this device to sale by or on the order of a physician.

All trademarks are property of their respective owners.