# K142681: ZEUS (ZIO ECG Utilization Service) System

- Pathway: 510(k) (Special)
- Applicant: iRhythm Technologies, Inc.
- Decided: Nov 21, 2014 after 63 days
- Product code: DQK (Computer, Diagnostic, Programmable)
- Device class: 2
- Regulation: 21 CFR 870.1425
- 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 K003621 (2000). 11 ancestors in all.
31 later devices descend from it; 1 cites it directly.
0 of 43 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K091075: Zeus (Zio Ecg Utilization Service) System, iRhythm Technologies, Inc. (2009) Summary page 6.

## Most influential descendants
- K143513: ZIO SR ECG Monitoring Service (2015), 30 descendants of its own
- K163512: Zio AT ECG Monitoring System (2017), 18 descendants of its own
- K181502: Zio AT ECG Monitoring System, ZEUS System (2018), 12 descendants of its own
- K210822: DeepRhythmAI (2022), 6 descendants of its own
- K190593: Zio XT ECG Monitoring System, Zio AT ECG Monitoring System (2019), 4 descendants of its own

## Indications for use
The ZEUS System is intended for use by qualified medical professionals for the assessment ambulatory electrocardiogram (ECG) data from adult patients 18 years or older. The system is intended to be marketed as a service that downloads and analyzes up to 14 days of ECG data. Analysis metrics are provided in a report which is available for clinician review and printing. The reported ECG metrics include single-lead analysis on a beat by beat basis, heart rate measurement and rhythm analysis. The report does not contain diagnostic interpretation; the reported analysis is provided for review by the intended user to render a diagnosis based on clinical judgment and experience.

Source page: https://510kreport.com/device/K142681
Methodology: https://510kreport.com/methodology