Cleared Traditional

K171926 - C5 Diagnostic Ultrasound System

K171926 is an FDA 510(k) clearance for C5 Diagnostic Ultrasound System, manufactured by Guangzhou Sonostar Technologies Co., Ltd.. The device is a Class 2 Radiology device with product code IYN cleared through the Traditional 510(k) pathway after a 122-day FDA review.

K171926 · Guangzhou Sonostar Technologies Co., Ltd. · Radiology device
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Oct 2017
Decision
122d
Days
Class 2
Risk

K171926 is an FDA 510(k) clearance for the C5 Diagnostic Ultrasound System. Classified as System, Imaging, Pulsed Doppler, Ultrasonic within the IYN classification (a category covering pulsed Doppler and ultrasound imaging systems), Class II - Special Controls.

Submitted by Guangzhou Sonostar Technologies Co., Ltd. (Guangzhou, CN). The FDA issued a Cleared decision on October 27, 2017 after a review of 122 days - within the typical 510(k) review window.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 892.1550 - 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 Guangzhou Sonostar Technologies Co., Ltd. devices

FDA 510(k) Submission Details - K171926

510(k) Number K171926 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 27, 2017
Decision Date October 27, 2017
Days to Decision 122 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
15d slower than avg
Panel avg: 107d · This submission: 122d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

IYN Device Classification - Class 2, Special Controls

Product Code IYN System, Imaging, Pulsed Doppler, Ultrasonic
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 892.1550
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 Consultant

Wenzhou Cytech Information Service Co., Ltd.
Helen Nan

The regulatory consultant manages the 510(k) submission process on behalf of the applicant - coordinating technical documentation, predicate strategy and FDA communications. Identifying the consultant behind a submission is a key signal for competitive regulatory intelligence.

Regulatory Peers - IYN System, Imaging, Pulsed Doppler, Ultrasonic

All 1153
Devices cleared under the same product code (IYN) and FDA review panel - the closest regulatory comparables to K171926.
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