Cleared Special

K040852 - PREVIEW TREATMENT PLANNING SOFTWARE

K040852 is an FDA 510(k) clearance for PREVIEW TREATMENT PLANNING SOFTWARE, manufactured by Medical Media Systems, Inc.. The device is a Class 2 Radiology device with product code LLZ cleared through the Special 510(k) pathway after a 22-day FDA review.

K040852 · Medical Media Systems, Inc. · Radiology device
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Apr 2004
Decision
22d
Days
Class 2
Risk

K040852 is an FDA 510(k) clearance for the PREVIEW TREATMENT PLANNING SOFTWARE. Classified as System, Image Processing, Radiological within the LLZ classification (a category encompassing advanced image processing and PACS-adjacent software), Class II - Special Controls.

Submitted by Medical Media Systems, Inc. (Chevy Chase, US). The FDA issued a Cleared decision on April 23, 2004 after a review of 22 days - a notably fast clearance cycle.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 892.2050 - the FDA radiology and imaging software oversight framework. As a Special 510(k), this submission covers a manufacturer modification to an existing cleared device rather than a new device introduction.

Device pattern: Incremental AI imaging tool. Low regulatory complexity profile. Overall, this clearance reflects a predicate-aligned approval typical of modern AI radiology extensions - not a novel clinical breakthrough, but a validated iteration within an established regulatory category.

View all Medical Media Systems, Inc. devices

FDA 510(k) Submission Details - K040852

510(k) Number K040852 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received April 01, 2004
Decision Date April 23, 2004
Days to Decision 22 days
Submission Type Special
Review Panel Radiology (RA)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
85d faster than avg
Panel avg: 107d · This submission: 22d
Pathway characteristics
Modification to existing cleared device.

LLZ Device Classification - Class 2, Special Controls

Product Code LLZ System, Image Processing, Radiological
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 892.2050
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.

Regulatory Peers - LLZ System, Image Processing, Radiological

All 1528
Devices cleared under the same product code (LLZ) and FDA review panel - the closest regulatory comparables to K040852.
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K033920 · Pie Medical Imaging BV · Mar 2004