Cleared Traditional

CAMBRIDGE PC/GXT STRESS TEST SYSTEM (K921331) - FDA 510(k) Clearance

Class II Cardiovascular device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K921331 · Health Watch, Inc. · Cardiovascular device
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May 1992
Decision
53d
Days
Class 2
Risk

K921331 is an FDA 510(k) clearance for the CAMBRIDGE PC/GXT STRESS TEST SYSTEM. Classified as Electrocardiograph (product code DPS), Class II - Special Controls.

Submitted by Health Watch, Inc. (Broomfield, US). The FDA issued a Cleared decision on May 11, 1992 after a review of 53 days - a notably fast clearance cycle.

This device falls under the Cardiovascular FDA review panel, regulated under 21 CFR 870.2340 - the FDA cardiovascular device 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 Health Watch, Inc. devices

Submission Details

510(k) Number K921331 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 19, 1992
Decision Date May 11, 1992
Days to Decision 53 days
Submission Type Traditional
Review Panel Cardiovascular (CV)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
72d faster than avg
Panel avg: 125d · This submission: 53d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code DPS Electrocardiograph
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 870.2340
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 - DPS Electrocardiograph

All 119
Devices cleared under the same product code (DPS) and FDA review panel - the closest regulatory comparables to K921331.
HEWLETT-PACKARD MODEL M1264B CATHSTATION
K952173 · Hewlett-Packard Co. · Aug 1995
QUINTON MODEL 710 STRESS ELECTROCARDIOGRAPH
K945626 · Quinton, Inc. · Jun 1995
HP M1175A, M1176A, COMPONENT MONITORING SYSTEM
K941811 · Hewlett-Packard Co. · May 1994
MEDTRONIC MODEL 9455 TELETRACE III ECG MONIT SYST
K914974 · Medtronic Vascular · Dec 1991
Q4500 STREE TEST MONITOR
K910017 · Quinton, Inc. · Nov 1991
CARDIOFAX ECG-8830A
K904758 · Nihon Kohden America, Inc. · Dec 1990