Cleared Traditional

K834535 - NITROUS OXIDE RECYCLER (FDA 510(k) Clearance)

Class I Anesthesiology device.

K834535 · G & L Unltd. · Anesthesiology device
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Jun 1984
Decision
168d
Days
Class 1
Risk

K834535 is an FDA 510(k) clearance for the NITROUS OXIDE RECYCLER. Classified as Absorber, Carbon-dioxide (product code BSF), Class I - General Controls.

Submitted by G & L Unltd. (Walker, US). The FDA issued a Cleared decision on June 7, 1984 after a review of 168 days - an extended review cycle.

This device falls under the Anesthesiology FDA review panel, regulated under 21 CFR 868.5310 - 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.

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Submission Details

510(k) Number K834535 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received December 22, 1983
Decision Date June 07, 1984
Days to Decision 168 days
Submission Type Traditional
Review Panel Anesthesiology (AN)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
29d slower than avg
Panel avg: 139d · This submission: 168d
Pathway characteristics
Predicate-based equivalence.

Device Classification

Product Code BSF Absorber, Carbon-dioxide
Device Class Class 1 - General Controls
CFR Regulation 21 CFR 868.5310
What this classification means

Class I devices are subject to general controls only and most are exempt from 510(k) premarket notification. They represent the lowest regulatory burden in the FDA device framework.