Cleared Traditional

K994040 - PHASED ARRAY KNEE AND FOOT COIL

K994040 is the FDA 510(k) clearance for PHASED ARRAY KNEE AND FOOT COIL by Usa Instruments, Inc.. It is a Class 2 Radiology device (product code MOS) cleared through the Traditional 510(k) pathway after a 50-day FDA review.

K994040 · Usa Instruments, Inc. · Radiology device
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Jan 2000
Decision
50d
Days
Class 2
Risk

K994040 is an FDA 510(k) clearance for the PHASED ARRAY KNEE AND FOOT COIL. Classified as Coil, Magnetic Resonance, Specialty (product code MOS), Class II - Special Controls.

Submitted by Usa Instruments, Inc. (Aurora, US). The FDA issued a Cleared decision on January 18, 2000 after a review of 50 days - a notably fast clearance 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: Fast-track predicate clearance. Standard predicate reliance. The short review cycle indicates strong predicate alignment - the FDA found sufficient equivalence without extended technical review.

View all Usa Instruments, Inc. devices

Submission Details

510(k) Number K994040 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received November 29, 1999
Decision Date January 18, 2000
Days to Decision 50 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
57d faster than avg
Panel avg: 107d · This submission: 50d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code MOS Coil, Magnetic Resonance, Specialty
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 - MOS Coil, Magnetic Resonance, Specialty

All 311
Devices cleared under the same product code (MOS) and FDA review panel - the closest regulatory comparables to K994040.
KAC-63 KNEE ARRAY COIL
K993898 · Mri Devices Corp. · Feb 2000
CP PERIPHERAL ANGIO ARRAY COIL/ MAGNETOM SYMPHONY SYSTEM
K994315 · Siemens Medical Solutions USA, Inc. · Feb 2000
SHARP 9000 PHASED ARRAY BRAIN COIL
K994042 · Usa Instruments, Inc. · Jan 2000
OBC-300 BREAST ARRAY COIL
K993776 · Mri Devices Corp. · Dec 1999
QWH-300 WRIST ARRAY COIL
K993819 · Mri Devices Corp. · Dec 1999
KAC-300 KNEE ARRAY COIL
K993719 · Mri Devices Corp. · Nov 1999