Cleared Traditional

K770717 - IONTOPHORESIS SYSTEM MODULE, DM 500 (FDA 510(k) Clearance)

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

K770717 · Sorensen Research · Physical Medicine device
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Aug 1977
Decision
119d
Days
Class 2
Risk

K770717 is an FDA 510(k) clearance for the IONTOPHORESIS SYSTEM MODULE, DM 500. Classified as Device, Iontophoresis, Other Uses (product code EGJ), Class II - Special Controls.

Submitted by Sorensen Research (Walker, US). The FDA issued a Cleared decision on August 15, 1977 after a review of 119 days - within the typical 510(k) review window.

This device falls under the Physical Medicine FDA review panel, regulated under 21 CFR 890.5525 - 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.

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Submission Details

510(k) Number K770717 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received April 18, 1977
Decision Date August 15, 1977
Days to Decision 119 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
4d slower than avg
Panel avg: 115d · This submission: 119d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code EGJ Device, Iontophoresis, Other Uses
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 890.5525
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.