Cleared Traditional

K912056 - GRAVITRON UPPER BODY SYSTEM EXERCISER (FDA 510(k) Clearance)

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

K912056 · Tri-Tech, Inc. · Physical Medicine device
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Oct 1991
Decision
168d
Days
Class 2
Risk

K912056 is an FDA 510(k) clearance for the GRAVITRON UPPER BODY SYSTEM EXERCISER. Classified as Exerciser, Measuring (product code ISD), Class II - Special Controls.

Submitted by Tri-Tech, Inc. (Fort Woth, US). The FDA issued a Cleared decision on October 24, 1991 after a review of 168 days - an extended review cycle.

This device falls under the Physical Medicine FDA review panel, regulated under 21 CFR 890.5360 - 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: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Physical Medicine review framework, consistent with the majority of Class II 510(k) submissions.

View all Tri-Tech, Inc. devices

Submission Details

510(k) Number K912056 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received May 09, 1991
Decision Date October 24, 1991
Days to Decision 168 days
Submission Type Traditional
Review Panel Physical Medicine (PM)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
53d slower than avg
Panel avg: 115d · This submission: 168d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code ISD Exerciser, Measuring
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 890.5360
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.