Cleared Traditional

K894936 - PROTOLOGIC MODEL SER-1 (FDA 510(k) Clearance)

Class II Anesthesiology device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K894936 · Protologic, Inc. · Anesthesiology device
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Jan 1990
Decision
172d
Days
Class 2
Risk

K894936 is an FDA 510(k) clearance for the PROTOLOGIC MODEL SER-1. Classified as Heater, Breathing System W/wo Controller (not Humidifier Or Nebulizer within the BZE classification (a category for neonatal and pediatric respiratory circuit components), Class II - Special Controls.

Submitted by Protologic, Inc. (Webster, US). The FDA issued a Cleared decision on January 22, 1990 after a review of 172 days - an extended review cycle.

This device falls under the Anesthesiology FDA review panel, regulated under 21 CFR 868.5270 - 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. Neonatal respiratory circuit components typically face extended FDA review due to heightened safety scrutiny for pediatric patient populations - the 176-day cycle reflects this additional regulatory diligence.

View all Protologic, Inc. devices

Submission Details

510(k) Number K894936 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received August 03, 1989
Decision Date January 22, 1990
Days to Decision 172 days
Submission Type Traditional
Review Panel Anesthesiology (AN)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
33d slower than avg
Panel avg: 139d · This submission: 172d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code BZE Heater, Breathing System W/wo Controller (not Humidifier Or Nebulizer
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 868.5270
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 - BZE Heater, Breathing System W/wo Controller (not Humidifier Or Nebulizer

All 44
Devices cleared under the same product code (BZE) and FDA review panel - the closest regulatory comparables to K894936.
Hudson RCI® Infant Dri-TechTM Breathing Circuits (HUD99060 / Dri-Tech with 78” Infant Circuit, HUD99060KIT / Dri-Tech with 78” Infant Circuit Kit, HUD99001KIT / Single Limb Infant Circuit Dri-Tech Kit, HUD99009KIT / Dri-Tech with 60” Infant Circuit Kit, HUD99018KIT / Dri-Tech with 44” Infant Circuit Kit, HUD870NKIT / Dri-Tech Infant Accessory Bag, HUD1631 / Infant Wye Connector with Swivel)
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Heated Breathing Tube
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K241268 · Exceleron Medical · Aug 2024
Hudson RCI Dri-Tech Breathing Circuits
K234032 · Medline Industries, LP · Jun 2024
VentStar Helix dual heated (N) Plus (MP02650), VentStar Helix heated (N) Plus (MP02608)
K222822 · Draegerwerk AG & CO Kgaa · Jun 2023
Sunset Heated CPAP Tube
K201418 · Sunset Healthcare Solutions, Inc. · Jan 2021