Cleared Traditional

REDFIELD INFRARED COAGULATOR (K911648) - FDA 510(k) Clearance

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

K911648 · Redfield Corp. · Gastroenterology & Urology device
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Jul 1991
Decision
90d
Days
Class 2
Risk

K911648 is an FDA 510(k) clearance for the REDFIELD INFRARED COAGULATOR. Classified as Unit, Electrosurgical, Endoscopic (with Or Without Accessories) (product code KNS), Class II - Special Controls.

Submitted by Redfield Corp. (Washington, D.C., US). The FDA issued a Cleared decision on July 11, 1991 after a review of 90 days - within the typical 510(k) review window.

This device falls under the Gastroenterology & Urology FDA review panel, regulated under 21 CFR 876.4300 - the FDA gastroenterology and urology device 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 Gastroenterology & Urology review framework, consistent with the majority of Class II 510(k) submissions.

View all Redfield Corp. devices

Submission Details

510(k) Number K911648 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received April 12, 1991
Decision Date July 11, 1991
Days to Decision 90 days
Submission Type Traditional
Review Panel Gastroenterology & Urology (GU)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
40d faster than avg
Panel avg: 130d · This submission: 90d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code KNS Unit, Electrosurgical, Endoscopic (with Or Without Accessories)
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 876.4300
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 Gastroenterology & Urology devices follow this clearance model.

Regulatory Peers - KNS Unit, Electrosurgical, Endoscopic (with Or Without Accessories)

All 67
Devices cleared under the same product code (KNS) and FDA review panel - the closest regulatory comparables to K911648.
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K961349 · Boston Scientific Corp · May 1996
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K944955 · Aesculap, Inc. · Nov 1994
MICROVASIVE INJECTION GOLD PROBE
K942301 · Boston Scientific Corp · Nov 1994
BIPROBE(TM)
K912601 · C.R. Bard, Inc. · Jun 1991
MICROVASIVE GOLD PROBE
K885005 · Boston Scientific Corp · Feb 1989
DAVOL PAPILLITOME
K845015 · C.R. Bard, Inc. · Jan 1985