Cleared Traditional

K864261 - MODEL 3500 INFANT RESPIRATION & HEART RATE MONITOR

K864261 is an FDA 510(k) clearance for MODEL 3500 INFANT RESPIRATION & HEART R..., manufactured by Bio-Dyne, Inc.. The device is a Class 2 Anesthesiology device with product code BZQ cleared through the Traditional 510(k) pathway after a 149-day FDA review.

K864261 · Bio-Dyne, Inc. · Anesthesiology device
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Mar 1987
Decision
149d
Days
Class 2
Risk

K864261 is an FDA 510(k) clearance for the MODEL 3500 INFANT RESPIRATION & HEART RATE MONITOR. Classified as Monitor, Breathing Frequency (product code BZQ), Class II - Special Controls.

Submitted by Bio-Dyne, Inc. (Milford, US). The FDA issued a Cleared decision on March 27, 1987 after a review of 149 days - within the typical 510(k) review window.

This device falls under the Anesthesiology FDA review panel, regulated under 21 CFR 868.2375 - 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 Bio-Dyne, Inc. devices

FDA 510(k) Submission Details - K864261

510(k) Number K864261 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received October 29, 1986
Decision Date March 27, 1987
Days to Decision 149 days
Submission Type Traditional
Review Panel Anesthesiology (AN)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
9d slower than avg
Panel avg: 140d · This submission: 149d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

BZQ Device Classification - Class 2, Special Controls

Product Code BZQ Monitor, Breathing Frequency
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 868.2375
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 - BZQ Monitor, Breathing Frequency

All 113
Devices cleared under the same product code (BZQ) and FDA review panel - the closest regulatory comparables to K864261.
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MODEL 2000W OPTION H CONFIGURATION
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K862462 · Nihon Kohden America, Inc. · Feb 1987
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