LOINCActiveObservation

LOINC Code 83369-9: Gas delivery system Fresh gas.nitrous oxide flow setting [Flow]

83369-9 is a LOINC code used to identify Gas delivery system Fresh gas.nitrous oxide flow setting [Flow] in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Fresh gas.nitrous oxide flow setting. It is commonly used with the system or sample type Gas delivery system.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Fresh gas.nitrous oxide flow setting. It is commonly used with the system or sample type Gas delivery system.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE
  • Order vs observation: Observation

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Gas delivery system Fresh gas.nitrous oxide flow setting [Flow]
  • Fresh gas.nitrous oxide flow setting
  • Dynamic; Flow; Fresh gas.N2O flow; Fresh gas.N2O flow set; Gas DS; Gases; Laughing gas; Lung; N2O; Point in time; PULMONARY; Pulmonology; QNT; Quan; Quant; Quantitative; Random; Respiratory; Volume rate; vRate

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Gas delivery system Fresh gas.nitrous oxide flow setting [Flow]Fresh gas.N2O flow set Gas DSFresh gas.nitrous oxide flow settingPULMVRatPtGas delivery system

Frequently asked questions

Code details

Code83369-9
SystemLOINC
Display nameGas delivery system Fresh gas.nitrous oxide flow setting [Flow]
DescriptionFresh gas.nitrous oxide flow setting
Short nameFresh gas.N2O flow set Gas DS
ComponentFresh gas.nitrous oxide flow setting
PropertyVRat
TimingPt
System (specimen)Gas delivery system
ScaleQn
ClassPULM
Example unitsL/min
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.58
Last changed2.58

Part names

Fresh gas.nitrous oxide flow settingVRatPtGas delivery systemQnVolume RatePoint in time (spot)

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.