Cleared Traditional

NEOGUARD CHEST PERCUSSOR (K853965) - FDA 510(k) Clearance

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

K853965 · Cas Medical Systems, Inc. · Anesthesiology device
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Dec 1985
Decision
68d
Days
Class 2
Risk

K853965 is an FDA 510(k) clearance for the NEOGUARD CHEST PERCUSSOR. Classified as Percussor, Powered-electric (product code BYI), Class II - Special Controls.

Submitted by Cas Medical Systems, Inc. (Branford, US). The FDA issued a Cleared decision on December 3, 1985 after a review of 68 days - a notably fast clearance cycle.

This device falls under the Anesthesiology FDA review panel, regulated under 21 CFR 868.5665 - 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: Fast-track predicate clearance. Standard predicate reliance. The short review cycle indicates strong predicate alignment - the FDA found sufficient equivalence without extended technical review.

View all Cas Medical Systems, Inc. devices

Submission Details

510(k) Number K853965 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 26, 1985
Decision Date December 03, 1985
Days to Decision 68 days
Submission Type Traditional
Review Panel Anesthesiology (AN)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
71d faster than avg
Panel avg: 139d · This submission: 68d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code BYI Percussor, Powered-electric
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 868.5665
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 - BYI Percussor, Powered-electric

All 57
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