Cosmed Q-NRG, User Manual, Page: 12 / 152

10/148 REF C04717-02-91 Q-NRG User Manual, Edition 4.2
Chapter 1 - Get Started COSMED srl
Important Notices
Indications for use
The Q-NRG & Q-NRG+ portable Metabolic Monitors are indicated for the measurement of Resting Energy
Expenditure (REE) for spontaneously breathing and (Q-NRG+ only) ventilated patients, within the following
populations:
• Spontaneously breathing subjects >15 kg (33 lb) when using a canopy .
• Spontaneously breathing subjects age >6 yrs and >10 kg (22 lb) when using a face mask.
• Ventilated subjects age >10 yrs and >10 kg (22 lb).
The Q-NRG & Q-NRG+ Portable Metabolic Monitors are intended to be used in professional healthcare facilities only
(limited to ICUs for ventilated patients).
CAUTION:
For United States ONLY. Federal law restricts this device to sale by or on the order of a licensed
healthcare practitioner.
Warnings
This device is NOT SUITABLE for operating in presence of flammable anesthetic gases or gases other than O2, CO2,
N2 and water vapor.
• The device is to be used by physicians or by trained personnel under the responsibility of a physician.
• The device is not intended as a continuous monitoring device for surveillance of vital physiological
processes.
• The device measures clinical parameters used to aid diagnosis and it is intended only as an adjunct device
in patient assessment.
• The device must be used in conjunction with other methods of assessing clinical signs and symptoms.
COSMED is not responsible for incidents which may occur due to improper use of this device. Examples include, but
are not limited to:
• operation of the device by not competent personnel.
• use of the device in a way which is not indicated in this manual.
• not complying with the precautions and instructions described in this manual.
To avoid the risk of electric shock, this equipment must only be connected to a supply main with protective earth.
No modification of this device is allowed.
Due to the required level of technical and patient assessment skills, measurements using Q-NRG should be
performed by users trained and competent to:
• operate and maintain the device.
• operate a mechanical ventilator (including knowledge of alarm and monitoring function).
• recognize metabolic measurement values within the physiological range.
• evaluate the results in light of the patient’s nutritional and clinical status.