Cleared Traditional

K811633 - CIRAS ULTRASONIC SCANNING SYSTEM

K811633 is an FDA 510(k) clearance for CIRAS ULTRASONIC SCANNING SYSTEM, manufactured by Ausonics Pty , Ltd.. The device is a Class 2 Radiology device with product code IYO cleared through the Traditional 510(k) pathway after a 31-day FDA review.

K811633 · Ausonics Pty , Ltd. · Radiology device
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Jul 1981
Decision
31d
Days
Class 2
Risk

K811633 is an FDA 510(k) clearance for the CIRAS ULTRASONIC SCANNING SYSTEM. Classified as System, Imaging, Pulsed Echo, Ultrasonic (product code IYO), Class II - Special Controls.

Submitted by Ausonics Pty , Ltd. (Mchenry, US). The FDA issued a Cleared decision on July 10, 1981 after a review of 31 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. 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 Ausonics Pty , Ltd. devices

FDA 510(k) Submission Details - K811633

510(k) Number K811633 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 09, 1981
Decision Date July 10, 1981
Days to Decision 31 days
Submission Type Traditional
Review Panel Radiology (RA)
Summary -
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
76d faster than avg
Panel avg: 107d · This submission: 31d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

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 436
Devices cleared under the same product code (IYO) and FDA review panel - the closest regulatory comparables to K811633.
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