Cleared Traditional

LIAISON COMPUTER ACCESS & ENVIRONMENTAL CONTROL SYSTEM (K953937) - FDA 510(k) Clearance

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

K953937 · Apt Technology, Inc. · Physical Medicine device
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Optimized for regulatory review, auditing and printing
Oct 1995
Decision
74d
Days
Class 2
Risk

K953937 is an FDA 510(k) clearance for the LIAISON COMPUTER ACCESS & ENVIRONMENTAL CONTROL SYSTEM. Classified as System, Environmental Control, Powered (product code IQA), Class II - Special Controls.

Submitted by Apt Technology, Inc. (Shreve, US). The FDA issued a Cleared decision on October 31, 1995 after a review of 74 days - a notably fast clearance cycle.

This device falls under the Physical Medicine FDA review panel, regulated under 21 CFR 890.3725 - the FDA physical medicine 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 Apt Technology, Inc. devices

Submission Details

510(k) Number K953937 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received August 18, 1995
Decision Date October 31, 1995
Days to Decision 74 days
Submission Type Traditional
Review Panel Physical Medicine (PM)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
41d faster than avg
Panel avg: 115d · This submission: 74d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code IQA System, Environmental Control, Powered
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 890.3725
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 Physical Medicine devices follow this clearance model.