Cleared Traditional

K944979 - MAGNETIC RESONANCE DIAGNOSTIC ACCESSORY

K944979 is an FDA 510(k) clearance for MAGNETIC RESONANCE DIAGNOSTIC ACCESSORY, manufactured by GE Medical Systems. The device is a Class 2 Radiology device with product code LNH cleared through the Traditional 510(k) pathway after a 245-day FDA review.

K944979 · GE Medical Systems · Radiology device
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Jun 1995
Decision
245d
Days
Class 2
Risk

K944979 is an FDA 510(k) clearance for the MAGNETIC RESONANCE DIAGNOSTIC ACCESSORY. Classified as System, Nuclear Magnetic Resonance Imaging (product code LNH), Class II - Special Controls.

Submitted by GE Medical Systems (Waukesha, US). The FDA issued a Cleared decision on June 13, 1995 after a review of 245 days - an extended review cycle.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 892.1000 - 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 GE Medical Systems devices

FDA 510(k) Submission Details - K944979

510(k) Number K944979 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received October 11, 1994
Decision Date June 13, 1995
Days to Decision 245 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
138d slower than avg
Panel avg: 107d · This submission: 245d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

LNH Device Classification - Class 2, Special Controls

Product Code LNH System, Nuclear Magnetic Resonance Imaging
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 892.1000
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 - LNH System, Nuclear Magnetic Resonance Imaging

All 840
Devices cleared under the same product code (LNH) and FDA review panel - the closest regulatory comparables to K944979.
MRINNERVU DISPOSABLE ENDORECTAL COLON COIL, CATALONG NO. PCC-15
K952232 · Medrad, Inc. · Jun 1995
MRIINNERVU DISPOSABLE ENDORECTAL CERVIC COIL, CATALOG NO. BCR-15
K952235 · Medrad, Inc. · Jun 1995
SIGNA ADVANTAGE MAGNETIC RESONANCE SYSTEM-HISPEED PERFORMANCE OPTIONS
K941666 · General Electric Co. · Jun 1995
THIN-FILM CARDIAC GATING CABLE
K946085 · General Electric Co. · Jun 1995
AIRIS
K945155 · Hitachi Medical Systems America, Inc. · May 1995
MRH-1500
K943798 · Hitachi Medical Systems America, Inc. · May 1995