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How the Zio™ Service Works1

Get the data your healthcare provider needs in a single test.
A photo of a person wearing the Zio monitor

Here's how it works

Monitor Application

A Zio™ monitor is applied in-clinic as prescribed by the physician.

Monitoring Period

The patient wears the monitor for the duration recommended by the clinician, then returns it back to iRhythm.
View instructional videos

Data Analyses

iRhythm analyses the data using AI and produces an end-of-wear report verified by Qualified ECG Specialists (QES).

Report Delivery

Physician receives an actionable report to support care decisions.
IFUs

Instructions for Use

Download instructional information about the Zio service™ below.

Instructions for Use

 

  1. Zio™ service is a prescription only service

 

The Zio™ service is a long-term continuous ambulatory cardiac monitoring service. It consists of the Zio™ monitor that collects beat-to-beat ECG data and can be worn for up to 14 days; the Zio™ ECG Utilization Service (ZEUS) System deep learned algorithm which detects arrhythmias. The data is reviewed and curated by a team of Qualified ECG Specialists (QES) to provide the final patient report

 

For indications for use, warnings & contraindications visit here

iRhythm, Zio, Zio monitor and ZioSuite are trademarks of iRhythm Technologies, Inc. ©2026 All rights reserved.

Zio™ monitor and ZEUS are CE-marked (CE2797).

Zio monitor, ZEUS and Zio service are currently available in Austria, Netherlands, Spain & Switzerland.

For further regulatory information visit here

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