Cleared Traditional

K971355 - NIHON KOHDEN TEC-7531 CARDIOLIFE PORTABLE DEFIBRILLATOR AND ACCESSORIES (FDA 510(k) Clearance)

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

K971355 · Nihon Kohden America, Inc. · Cardiovascular device
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Jul 1997
Decision
95d
Days
Class 2
Risk

K971355 is an FDA 510(k) clearance for the NIHON KOHDEN TEC-7531 CARDIOLIFE PORTABLE DEFIBRILLATOR AND ACCESSORIES. Classified as Dc-defibrillator, Low-energy, (including Paddles) (product code LDD), Class II - Special Controls.

Submitted by Nihon Kohden America, Inc. (Irvine, US). The FDA issued a Cleared decision on July 15, 1997 after a review of 95 days - within the typical 510(k) review window.

This device falls under the Cardiovascular FDA review panel, regulated under 21 CFR 870.5300 - 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: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Cardiovascular review framework, consistent with the majority of Class II 510(k) submissions.

View all Nihon Kohden America, Inc. devices

Submission Details

510(k) Number K971355 FDA.gov
FDA Decision Cleared Substantially Equivalent - Third Party Review (ST)
Date Received April 11, 1997
Decision Date July 15, 1997
Days to Decision 95 days
Submission Type Traditional
Review Panel Cardiovascular (CV)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
30d faster than avg
Panel avg: 125d · This submission: 95d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code LDD Dc-defibrillator, Low-energy, (including Paddles)
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 870.5300
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.