NHQClass II

Analyzer, Gas, Isoflurane, Gaseous-Phase (Anesthetic Concentration)

21 CFR 868.1500 / Anesthesiology

NHQ is the FDA product code for Analyzer, Gas, Isoflurane, Gaseous-Phase (Anesthetic Concentration), a class II device type, regulated under 21 CFR 868.1500. FDA's definition for this code reads: "A isoflurane gas analyzer is a device intended to measure the concentration of isoflurane anesthetic in a gas mixture". As of 2026-09-10, FDA records hold no 510(k) clearances under this code and no recalls.

Classification record

Product code: NHQ
Device name: Analyzer, Gas, Isoflurane, Gaseous-Phase (Anesthetic Concentration)
FDA definition: A isoflurane gas analyzer is a device intended to measure the concentration of isoflurane anesthetic in a gas mixture
Regulation: 21 CFR 868.1500
Device class: Class II
Review panel: Anesthesiology
Submission type: 510(k)
Implant: No
Life sustaining or supporting: No
GMP exempt: No
Third party review eligible: Yes
Ingested clearances: 0
Ingested recalls: 0

Companies listing this code with FDA

Companies whose registered establishments list this code

12 of 44 companies shown, in name order

Recent clearances

Product code NHQ

FDA records hold no clearances under product code NHQ.

Recent recalls

Product code NHQ

FDA records show no recalls under product code NHQ.

MDM coverage of this record lists here, newest first.

About this record

Sourced from the FDA device classification database, ingested from openFDA. The definition, regulation number, device class and review panel are FDA’s own fields, reproduced without editing.

MDM adds the counts: clearances by decision year, the applicants holding the most clearances under this code, recalls that name it, and the registered establishments that list it. Every count is computed from ingested records only.

Data as of 2026-10-05, the FDA export date for this dataset. Page last changed 2026-09-05. View this product code on fda.gov (opens on fda.gov)