Cleared Traditional

K171891 - ZS3 Ultrasound System

K171891 is the FDA 510(k) clearance for ZS3 Ultrasound System by Shenzhen Mindray Bio-Medical Electronics Co., Ltd.. It is a Class 2 Radiology device (product code IYN) cleared through the Traditional 510(k) pathway after a 87-day FDA review.

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Sep 2017
Decision
87d
Days
Class 2
Risk

K171891 is an FDA 510(k) clearance for the ZS3 Ultrasound System, z.one pro 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 Shenzhen Mindray Bio-Medical Electronics Co., Ltd. (Shenzhen, CN). The FDA issued a Cleared decision on September 21, 2017 after a review of 87 days - a notably fast clearance cycle.

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: 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 Shenzhen Mindray Bio-Medical Electronics Co., Ltd. devices

Submission Details

510(k) Number K171891 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 26, 2017
Decision Date September 21, 2017
Days to Decision 87 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
20d faster than avg
Panel avg: 107d · This submission: 87d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

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 Peers - IYN System, Imaging, Pulsed Doppler, Ultrasonic

All 779
Devices cleared under the same product code (IYN) and FDA review panel - the closest regulatory comparables to K171891.
M6/M6T/M6 EXP/M6S/M6 PRO/M5 EXP/M55/M58 Diagnostic Ultrasound System
K171579 · Shenzhen Mindray Bio-Medical Electronics Co., Ltd. · Oct 2017
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K172342 · Ge Healthcare · Sep 2017
U2 Diagnostic Ultrasound System
K172380 · Edan Instruments, Inc. · Sep 2017
RS80A Diagnostic Ultrasound System
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Acclarix AX4 Diagnostic Ultrasound System
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ACUSON NX2 Diagnostic Ultrasound System, ACUSON NX2 Elite Diagnostic Ultrasound System
K172374 · Siemens Medical Solutions USA, Inc. · Aug 2017