Cleared Traditional

K781455 - SIEMENS ULTRATHERM 708 (FDA 510(k) Clearance)

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

K781455 · Elmed, Inc. · Radiology device
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Dec 1978
Decision
106d
Days
Class 2
Risk

K781455 is an FDA 510(k) clearance for the SIEMENS ULTRATHERM 708. Classified as Diathermy, Shortwave, For Use In Applying Therapeutic Deep Heat (product code IMJ), Class II - Special Controls.

Submitted by Elmed, Inc. (Mchenry, US). The FDA issued a Cleared decision on December 7, 1978 after a review of 106 days - within the typical 510(k) review window.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 890.5290 - the FDA radiology and imaging software oversight 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 Radiology review framework, consistent with the majority of Class II 510(k) submissions.

View all Elmed, Inc. devices

Submission Details

510(k) Number K781455 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received August 23, 1978
Decision Date December 07, 1978
Days to Decision 106 days
Submission Type Traditional
Review Panel Radiology (RA)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
1d faster than avg
Panel avg: 107d · This submission: 106d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code IMJ Diathermy, Shortwave, For Use In Applying Therapeutic Deep Heat
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 890.5290
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 Radiology devices follow this clearance model.