Cleared Traditional

K920319 - SIENET IMAGE DISPLAY WORKSTATIONS

K920319 is an FDA 510(k) clearance for SIENET IMAGE DISPLAY WORKSTATIONS, manufactured by Siemens Gammasonics, Inc.. The device is a Class 2 Radiology device with product code LLZ cleared through the Traditional 510(k) pathway after a 270-day FDA review.

K920319 · Siemens Gammasonics, Inc. · Radiology device
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Oct 1992
Decision
270d
Days
Class 2
Risk

K920319 is an FDA 510(k) clearance for the SIENET IMAGE DISPLAY WORKSTATIONS, IMAGE ACQUISITI. 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 Siemens Gammasonics, Inc. (Hoffman Estates, US). The FDA issued a Cleared decision on October 20, 1992 after a review of 270 days - an extended review cycle.

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-to-high 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 Siemens Gammasonics, Inc. devices

FDA 510(k) Submission Details - K920319

510(k) Number K920319 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received January 24, 1992
Decision Date October 20, 1992
Days to Decision 270 days
Submission Type Traditional
Review Panel Radiology (RA)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
163d slower than avg
Panel avg: 107d · This submission: 270d
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 1151
Devices cleared under the same product code (LLZ) and FDA review panel - the closest regulatory comparables to K920319.
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K924310 · GE Medical Systems · Jan 1993
DU PONT LINX HD-25 LASR IMAGER
K923042 · E.I. Dupont DE Nemours & Co., Inc. · Nov 1992
KODAK EKTASCAN IMAGELINK QUALITY CONTROL WORKSTATI
K923270 · Eastman Kodak Company · Sep 1992
PHILIPS EASYVISION
K920950 · Philips Medical Systems, Inc. · Apr 1992
SIENET DIAGNOSTIC REPORTING CONSOLE
K920309 · Siemens Gammasonics, Inc. · Mar 1992