Cleared Traditional

K901443 - ZIMMON PAPILLOTOME

K901443 is an FDA 510(k) clearance for ZIMMON PAPILLOTOME, manufactured by Wilson-Cook Medical, Inc.. The device is a Class 2 Gastroenterology & Urology device with product code KNS cleared through the Traditional 510(k) pathway after a 83-day FDA review.

K901443 · Wilson-Cook Medical, Inc. · Gastroenterology & Urology device
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Jun 1990
Decision
83d
Days
Class 2
Risk

K901443 is an FDA 510(k) clearance for the ZIMMON PAPILLOTOME. Classified as Unit, Electrosurgical, Endoscopic (with Or Without Accessories) (product code KNS), Class II - Special Controls.

Submitted by Wilson-Cook Medical, Inc. (Winston-Salem, US). The FDA issued a Cleared decision on June 18, 1990 after a review of 83 days - a notably fast clearance cycle.

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: 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 Wilson-Cook Medical, Inc. devices

FDA 510(k) Submission Details - K901443

510(k) Number K901443 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 27, 1990
Decision Date June 18, 1990
Days to Decision 83 days
Submission Type Traditional
Review Panel Gastroenterology & Urology (GU)
Summary -
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
48d faster than avg
Panel avg: 131d · This submission: 83d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

KNS Device Classification - Class 2, Special Controls

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 151
Devices cleared under the same product code (KNS) and FDA review panel - the closest regulatory comparables to K901443.
MONOPOLAR POLLYPECTOMY SNARE
K911700 · Everest Medical Corp. · Jul 1991
BIPROBE(TM)
K912601 · C.R. Bard, Inc. · Jun 1991
RESECTOSCOPE LOOPS
K903323 · Olympus Corp. · Oct 1990
DOBBHOFF(R) PAPILLOTOME
K896612 · Biosearch Medical Products, Inc. · Feb 1990
PORGES DIATHERMY SNARE
K896507 · Porges Corp. · Jan 1990
PORGES SPHINCTEROTOMES
K896426 · Porges Corp. · Jan 1990