Cleared Special

K993171 - HP VIRIDIA INFORMATION SYSTEM, MODELS M3150A/ M3151A/ M3153A/ M3154A (FDA 510(k) Clearance)

Class II Cardiovascular device cleared through the Special 510(k) pathway - typically does not require clinical trials.

K993171 · Hewlett-Packard Co. · Cardiovascular device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Oct 1999
Decision
30d
Days
Class 2
Risk

K993171 is an FDA 510(k) clearance for the HP VIRIDIA INFORMATION SYSTEM, MODELS M3150A/ M3151A/ M3153A/ M3154A. Classified as Detector And Alarm, Arrhythmia (product code DSI), Class II - Special Controls.

Submitted by Hewlett-Packard Co. (Andover, US). The FDA issued a Cleared decision on October 21, 1999 after a review of 30 days - a notably fast clearance cycle.

This device falls under the Cardiovascular FDA review panel, regulated under 21 CFR 870.1025 - the FDA cardiovascular device 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 Hewlett-Packard Co. devices

Submission Details

510(k) Number K993171 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 21, 1999
Decision Date October 21, 1999
Days to Decision 30 days
Submission Type Special
Review Panel Cardiovascular (CV)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
95d faster than avg
Panel avg: 125d · This submission: 30d
Pathway characteristics
Modification to existing cleared device.

Device Classification

Product Code DSI Detector And Alarm, Arrhythmia
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 870.1025
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 Cardiovascular devices follow this clearance model.

Regulatory Peers - DSI Detector And Alarm, Arrhythmia

All 397
Devices cleared under the same product code (DSI) and FDA review panel - the closest regulatory comparables to K993171.
BodyGuardian Remote Monitoring System (BGRMS v3.0)
K243349 · Boston Scientific Cardiac Diagnostic Technologies, Inc. · Jan 2026
MoMe ARC® Wireless Ambulatory ECG Monitoring and Detection System (32000)
K250356 · Infobionic, Inc. · Jul 2025
Zio AT® device (A100A1001)
K240177 · iRhythm Technologies, Inc. · Oct 2024
MoMe® ARC Wireless Ambulatory ECG Monitoring and Detection System
K230265 · Infobionic, Inc. · Oct 2023
SmartCardia 7L Platform
K231276 · Smartcardia SA · Aug 2023