Cleared Traditional

K131990 - OXYGEN GENERATOR LIQUEFIER - (OGL)

K131990 is an FDA 510(k) clearance for OXYGEN GENERATOR LIQUEFIER - (OGL), manufactured by Essex Cryogenics of Missouri, Inc.. The device is a Class 2 Anesthesiology device with product code CAW cleared through the Traditional 510(k) pathway after a 238-day FDA review.

K131990 · Essex Cryogenics of Missouri, Inc. · Anesthesiology device
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Optimized for regulatory review, auditing and printing
Feb 2014
Decision
238d
Days
Class 2
Risk

K131990 is an FDA 510(k) clearance for the OXYGEN GENERATOR LIQUEFIER - (OGL). Classified as Generator, Oxygen, Portable within the CAW classification (a category for home-use oxygen therapy and respiratory devices), Class II - Special Controls.

Submitted by Essex Cryogenics of Missouri, Inc. (St. Louis, US). The FDA issued a Cleared decision on February 21, 2014 after a review of 238 days - an extended review cycle.

This device falls under the Anesthesiology FDA review panel, regulated under 21 CFR 868.5440 - the FDA anesthesiology and respiratory device framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Anesthesiology review framework, consistent with the majority of Class II 510(k) submissions.

View all Essex Cryogenics of Missouri, Inc. devices

FDA 510(k) Submission Details - K131990

510(k) Number K131990 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 28, 2013
Decision Date February 21, 2014
Days to Decision 238 days
Submission Type Traditional
Review Panel Anesthesiology (AN)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
98d slower than avg
Panel avg: 140d · This submission: 238d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

CAW Device Classification - Class 2, Special Controls

Product Code CAW Generator, Oxygen, Portable
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 868.5440
What this classification means

Class II devices require demonstration of substantial equivalence to a legally marketed predicate device. This pathway does not require clinical trials - it relies on engineering equivalence and performance data. Most Anesthesiology devices follow this clearance model.

Regulatory Peers - CAW Generator, Oxygen, Portable

All 121
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