Cleared Special

K991937 - ULTRASOUND SCANNER, MODEL TYPE 2101

K991937 is an FDA 510(k) clearance for ULTRASOUND SCANNER, manufactured by B & K Medical A/S. The device is a Class 2 Radiology device with product code IYO cleared through the Special 510(k) pathway after a 51-day FDA review.

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Optimized for regulatory review, auditing and printing
Jul 1999
Decision
51d
Days
Class 2
Risk

K991937 is an FDA 510(k) clearance for the ULTRASOUND SCANNER, MODEL TYPE 2101. Classified as System, Imaging, Pulsed Echo, Ultrasonic (product code IYO), Class II - Special Controls.

Submitted by B & K Medical A/S (Dk 2820 Gentofte, DK). The FDA issued a Cleared decision on July 30, 1999 after a review of 51 days - a notably fast clearance cycle.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 892.1560 - 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: Iterative device modification. Low regulatory complexity profile. This Special 510(k) clearance confirms that the manufacturer's modifications remained within the established regulatory envelope of the original cleared device.

View all B & K Medical A/S devices

FDA 510(k) Submission Details - K991937

510(k) Number K991937 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 09, 1999
Decision Date July 30, 1999
Days to Decision 51 days
Submission Type Special
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
56d faster than avg
Panel avg: 107d · This submission: 51d
Pathway characteristics
Modification to existing cleared device.

IYO Device Classification - Class 2, Special Controls

Product Code IYO System, Imaging, Pulsed Echo, Ultrasonic
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 892.1560
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 - IYO System, Imaging, Pulsed Echo, Ultrasonic

All 567
Devices cleared under the same product code (IYO) and FDA review panel - the closest regulatory comparables to K991937.
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AMIB7
K990198 · Alliance Medical, Inc. · Jun 1999