Cleared Traditional

K143318 - DR Systems Zero Download 3D Viewer (Z3D)

K143318 is an FDA 510(k) clearance for DR Systems Zero Download 3D Viewer (Z3D), manufactured by Dr Systems, Inc.. The device is a Class 2 Radiology device with product code LLZ cleared through the Traditional 510(k) pathway after a 111-day FDA review.

K143318 · Dr Systems, Inc. · Radiology device
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Mar 2015
Decision
111d
Days
Class 2
Risk

K143318 is an FDA 510(k) clearance for the DR Systems Zero Download 3D Viewer (Z3D). 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 Dr Systems, Inc. (San Diego, US). The FDA issued a Cleared decision on March 10, 2015 after a review of 111 days - within the typical 510(k) review window.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 892.2050 - 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: Incremental AI imaging tool. Moderate equivalence dependency. 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 Dr Systems, Inc. devices

FDA 510(k) Submission Details - K143318

510(k) Number K143318 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received November 19, 2014
Decision Date March 10, 2015
Days to Decision 111 days
Submission Type Traditional
Review Panel Radiology (RA)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
4d slower than avg
Panel avg: 107d · This submission: 111d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

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 1236
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