Cleared Traditional

K971021 - CHASE PHRENIC NERVE PAD (FDA 510(k) Clearance)

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

K971021 · Chase Medical, Inc. · Cardiovascular device
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Aug 1997
Decision
145d
Days
Class 2
Risk

K971021 is an FDA 510(k) clearance for the CHASE PHRENIC NERVE PAD. Classified as Catheter, Cannula And Tubing, Vascular, Cardiopulmonary Bypass (product code DWF), Class II - Special Controls.

Submitted by Chase Medical, Inc. (Richardson, US). The FDA issued a Cleared decision on August 12, 1997 after a review of 145 days - within the typical 510(k) review window.

This device falls under the Cardiovascular FDA review panel, regulated under 21 CFR 870.4210 - 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 Chase Medical, Inc. devices

Submission Details

510(k) Number K971021 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 20, 1997
Decision Date August 12, 1997
Days to Decision 145 days
Submission Type Traditional
Review Panel Cardiovascular (CV)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
20d slower than avg
Panel avg: 125d · This submission: 145d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code DWF Catheter, Cannula And Tubing, Vascular, Cardiopulmonary Bypass
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 870.4210
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 - DWF Catheter, Cannula And Tubing, Vascular, Cardiopulmonary Bypass

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