Cleared Traditional

K140859 - DIMENSION VISTA FREE THYROXINE FLEX REAGENT CARTRIDGE, FT4, DIMENSION VISTA THYROID STIMULATING HORMONE FLEX REAGENT (FDA 510(k) Clearance)

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

K140859 · Siemens Healthcare Diagnostics, Inc. · Chemistry device
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Nov 2014
Decision
237d
Days
Class 2
Risk

K140859 is an FDA 510(k) clearance for the DIMENSION VISTA FREE THYROXINE FLEX REAGENT CARTRIDGE, FT4, DIMENSION VISTA T.... Classified as Radioimmunoassay, Free Thyroxine (product code CEC), Class II - Special Controls.

Submitted by Siemens Healthcare Diagnostics, Inc. (Newark, US). The FDA issued a Cleared decision on November 26, 2014 after a review of 237 days - an extended review cycle.

This device falls under the Chemistry FDA review panel, regulated under 21 CFR 862.1695 - the FDA in vitro diagnostics and chemistry 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 Chemistry review framework, consistent with the majority of Class II 510(k) submissions.

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Submission Details

510(k) Number K140859 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received April 03, 2014
Decision Date November 26, 2014
Days to Decision 237 days
Submission Type Traditional
Review Panel Chemistry (CH)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
149d slower than avg
Panel avg: 88d · This submission: 237d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code CEC Radioimmunoassay, Free Thyroxine
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 862.1695
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 Chemistry devices follow this clearance model.