

Place, Size, Trace. Automatically.
Precision AI. Automated workflow. Proactive fistula care. Kosmos VAF turns the brachial artery Doppler exam into a repeatable, AI-guided protocol that cuts down on the manual hurdles of traditional dialysis exams.

The Challenge
From manual steps to one guided protocol
Brachial-artery flow is the gold standard for assessing AV access because fistula flow is often too turbulent to measure directly. But the traditional exam depends on manual caliper placement, manual angle correction, and manual Doppler gate sizing. That makes it hard to standardize across a network and hard to run consistently at the point of care. When the exam is difficult to reproduce, surveillance may slip, and failing or non-maturing access is caught late instead of early.

Contact our team to learn more!
The Solution
With Vascular Auto Flow, we’re helping clinicians automate their workflow
Kosmos VAF is a dedicated, protocol-driven preset for clinicians monitoring fistula health and maturity. By extending proven cardiac Auto Doppler technology to the brachial artery, EchoNous removed the manual steps that keep access-flow assessment in the vascular lab instead of at the dialysis chair.
Automated Precision.
AI automatically places the Doppler gate, corrects the angle, and performs the complex calculations.
Proactive Care.
Monitor vessel maturity and identify early signs of complications by measuring brachial-artery flow with unprecedented ease.
HOW WE OUTPACT THE COMPETITION
AI-guided protocol vs. multi-step manual exam
Brachial-artery flow is the gold standard for assessing AV access because fistula flow is often too turbulent to measure directly. But the traditional exam depends on manual caliper placement, manual angle correction, and manual Doppler gate sizing. That makes it hard to standardize across a network and hard to run consistently at the point of care. When the exam is difficult to reproduce, surveillance may slip, and failing or non-maturing access is caught late instead of early.
| Feature | Kosmos | Competitors |
|---|---|---|
| Brachial Diameter | Automatic detection, diameter, & depth | Manual caliper placement |
| Doppler Gate | Automatic placement & sizing | Manual placement & sizing |
| Angle Correction | Automatic alignment | Manual adjustment |
| Workflow | Streamlined, AI-assisted protocol | Multi-step manual process |
COMPREHENSIVE DATA AT A GLANCE
Gain a fuller clinical picture, without the manual math
The Kosmos VAF preset includes Color and PW Doppler with automatic measurements and calculations for:
FV
Flow Volume
PI/RI
Pulsatility Index & Resistivity Index
PSV/EDV
Peak Systolic Velocity & End Diastolic Velocity
TAMV/TAPV
Time-Averaged Mean & Time-Averaged Peak Velocity
GOLD STANDARD
STANDARDIZING THE GOLD STANDARD
Because fistula flows are often too turbulent for direct measurement, the brachial artery remains the clinical gold standard for flow examination. Kosmos VAF automates each step:




WHY KOSMOS
One device, value across the organization
For Clinical Leadership
Standardized, guideline-aligned surveillance across every site, with less operator-to-operator variability. Consistent early detection of failing or non-maturing access is the operational lever behind better access outcomes.
For the Care Team at the Chair
Any trained clinician can run the AI-guided protocol. No caliper placement, no manual angle correction, no manual gate sizing. Routine access-flow surveillance becomes practical at the point of care.
For Operations and Sourcing
Kosmos carries no recurring software subscription and a 5-year warranty, and consolidates access surveillance onto a platform that also supports other point-of-care exams. Simpler contracting, a simpler fleet, and a clear total cost of ownership.
Bring Kosmos to Your Clinic
See how Kosmos VAF standardizes access-flow surveillance and supports proactive fistula care across your program.
(844) 854-0800
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www.echonous.com
Vascular Auto Flow is a licensed feature for the Kosmos Lexsa probe, and availability varies by market. Contact your EchoNous representative to learn more.
