Cleared Traditional

K870705 - THERMAL COAGULATOR

K870705 is an FDA 510(k) clearance for THERMAL COAGULATOR, manufactured by Microvasive. The device is a Class 2 Gastroenterology & Urology device with product code KNS cleared through the Traditional 510(k) pathway after a 56-day FDA review.

K870705 · Microvasive · Gastroenterology & Urology device
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Apr 1987
Decision
56d
Days
Class 2
Risk

K870705 is an FDA 510(k) clearance for the THERMAL COAGULATOR. Classified as Unit, Electrosurgical, Endoscopic (with Or Without Accessories) (product code KNS), Class II - Special Controls.

Submitted by Microvasive (Milford, US). The FDA issued a Cleared decision on April 17, 1987 after a review of 56 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 Microvasive devices

FDA 510(k) Submission Details - K870705

510(k) Number K870705 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received February 20, 1987
Decision Date April 17, 1987
Days to Decision 56 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
75d faster than avg
Panel avg: 131d · This submission: 56d
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 155
Devices cleared under the same product code (KNS) and FDA review panel - the closest regulatory comparables to K870705.
MODEL 8800 BIPOLAR COAGULATION THERAPEUTIC SYSTEM
K892895 · Everest Medical Corp. · Sep 1989
MICROVASIVE GOLD PROBE
K885005 · Boston Scientific Corp · Feb 1989
BALL TIP FULGURATING ELECTRODE, 3 FRENCH
K880748 · Cook Urological, Inc. · Aug 1988
MODEL HSE-5M MICROWAVE SURGERY EQUIPMENT/MICROTAZE
K864413 · Cooper Lasersonics, Inc. · Dec 1986
HS-15M MICROWAVE SURGERY EQUIPMENT, MICROTAZE
K861904 · Cooper Lasersonics, Inc. · Oct 1986
ET/RT PAPILLOTOME
K860593 · Hobbs Medical, Inc. · Jul 1986