Cleared Traditional

K936000 - PURITAN-BENNETT CASCADE I SERIES HUMIDIFIER MODIFICATION

K936000 is an FDA 510(k) clearance for PURITAN-BENNETT CASCADE I SERIES HUMIDI..., manufactured by Puritan Bennett Corp.. The device is a Class 2 Anesthesiology device with product code BTT cleared through the Traditional 510(k) pathway after a 243-day FDA review.

K936000 · Puritan Bennett Corp. · Anesthesiology device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Aug 1994
Decision
243d
Days
Class 2
Risk

K936000 is an FDA 510(k) clearance for the PURITAN-BENNETT CASCADE I SERIES HUMIDIFIER MODIFICATION. Classified as Humidifier, Respiratory Gas, (direct Patient Interface) (product code BTT), Class II - Special Controls.

Submitted by Puritan Bennett Corp. (Carlsbad, US). The FDA issued a Cleared decision on August 15, 1994 after a review of 243 days - an extended review cycle.

This device falls under the Anesthesiology FDA review panel, regulated under 21 CFR 868.5450 - 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 Puritan Bennett Corp. devices

FDA 510(k) Submission Details - K936000

510(k) Number K936000 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received December 15, 1993
Decision Date August 15, 1994
Days to Decision 243 days
Submission Type Traditional
Review Panel Anesthesiology (AN)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
103d slower than avg
Panel avg: 140d · This submission: 243d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

BTT Device Classification - Class 2, Special Controls

Product Code BTT Humidifier, Respiratory Gas, (direct Patient Interface)
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 868.5450
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 - BTT Humidifier, Respiratory Gas, (direct Patient Interface)

All 172
Devices cleared under the same product code (BTT) and FDA review panel - the closest regulatory comparables to K936000.
HUMIDIFIER ADAPTER
K962079 · Automatic Liquid Packaging, Inc. · Jul 1996
HC500 SERVO-CONTROLLED HEATED RESPIRATORY HUMIDIFIER (& ACCESSORIES)
K953392 · Fisher & Paykel Electronics , Ltd. · Mar 1996
HUMIDIFIER
K945782 · Respironics, Inc. · Mar 1996
MR290 HUMIDIFICATION CHAMBER SINGLE USE
K934140 · Fisher & Paykel Electronics , Ltd. · Jan 1994
HEATED RESPIRATORY HUMIDIFIER HC100
K915460 · Fisher & Paykel Electronics , Ltd. · Jan 1993
MODELS MR410 & MR480 RESPIRATORY HUMIDIFIER/ACCESS
K913367 · Fisher & Paykel Electronics , Ltd. · Jun 1992