# K222982: Virtus Metabolic Monitor

- Pathway: 510(k) (Traditional)
- Applicant: Virtus Technology Aps
- Decided: Jun 23, 2023 after 268 days
- Product code: BTY (Calculator, Predicted Values, Pulmonary Function)
- Device class: 2
- Regulation: 21 CFR 868.1890
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 2 generations back to K120146 (2012). 2 ancestors in all.
No later device cites it as a predicate yet.
0 of 3 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K190800: Cosmed Q-NRG / Q-NRG+ Portable Metabolic Monitors, Cosmed Srl (2020) Summary page 4.

## Indications for use
The Virtus Metabolic Monitor is indicated for the measurement of Resting Energy Expenditure (REE) for mechanically ventilated patients, who are non-spontaneous breathing, and who are at least 18 years of age. The Virtus Metabolic Monitor is intended to be used in Intensive Care Units (ICUs) in professional healthcare facilities only. The Virtus Metabolic Monitor is for prescription use only.

Source page: https://510kreport.com/device/K222982
Methodology: https://510kreport.com/methodology