Cleared Traditional

K811159 - DYNASOUND 801

K811159 is an FDA 510(k) clearance for DYNASOUND 801, manufactured by Dynawave, Corp.. The device is a Class 2 Physical Medicine device with product code IMI cleared through the Traditional 510(k) pathway after a 29-day FDA review.

K811159 · Dynawave, Corp. · Physical Medicine device
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May 1981
Decision
29d
Days
Class 2
Risk

K811159 is an FDA 510(k) clearance for the DYNASOUND 801. Classified as Ultrasonic Diathermy For Use In Applying Therapeutic Deep Heat (product code IMI), Class II - Special Controls.

Submitted by Dynawave, Corp. (Mchenry, US). The FDA issued a Cleared decision on May 27, 1981 after a review of 29 days - a notably fast clearance cycle.

This device falls under the Physical Medicine FDA review panel, regulated under 21 CFR 890.5300 - 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 Dynawave, Corp. devices

FDA 510(k) Submission Details - K811159

510(k) Number K811159 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received April 28, 1981
Decision Date May 27, 1981
Days to Decision 29 days
Submission Type Traditional
Review Panel Physical Medicine (PM)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
87d faster than avg
Panel avg: 116d · This submission: 29d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

IMI Device Classification - Class 2, Special Controls

Product Code IMI Ultrasonic Diathermy For Use In Applying Therapeutic Deep Heat
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 890.5300
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.

Regulatory Peers - IMI Ultrasonic Diathermy For Use In Applying Therapeutic Deep Heat

All 75
Devices cleared under the same product code (IMI) and FDA review panel - the closest regulatory comparables to K811159.
INTELECT 200 THERAPEUTIC ULTRASOUND
K841446 · Chattanooga Group, Inc. · May 1984
INTELECT 210 PORTABLE ULTRASOUND
K841447 · Chattanooga Group, Inc. · May 1984
INTELECT MODEL 200
K813593 · Chattanooga Group, Inc. · Feb 1982
MODEL 118 PULSE MEGASON
K800632 · Birtcher Corp. · May 1980