Cleared Traditional

K854471 - PORTALASE 300 CARBON DIOXIDE SURG LASER EAR/NOSE/T (FDA 510(k) Clearance)

Class II Ear, Nose, Throat device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K854471 · Minnesota Laser Corp. · Ear, Nose, Throat device
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Feb 1986
Decision
99d
Days
Class 2
Risk

K854471 is an FDA 510(k) clearance for the PORTALASE 300 CARBON DIOXIDE SURG LASER EAR/NOSE/T. Classified as Laser, Ent Microsurgical Carbon-dioxide (product code EWG), Class II - Special Controls.

Submitted by Minnesota Laser Corp. (Minneapolis, US). The FDA issued a Cleared decision on February 13, 1986 after a review of 99 days - within the typical 510(k) review window.

This device falls under the Ear, Nose, Throat FDA review panel, regulated under 21 CFR 874.4500 - the FDA ear, nose and throat 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 Ear, Nose, Throat review framework, consistent with the majority of Class II 510(k) submissions.

View all Minnesota Laser Corp. devices

Submission Details

510(k) Number K854471 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received November 06, 1985
Decision Date February 13, 1986
Days to Decision 99 days
Submission Type Traditional
Review Panel Ear, Nose, Throat (EN)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
10d slower than avg
Panel avg: 89d · This submission: 99d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code EWG Laser, Ent Microsurgical Carbon-dioxide
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 874.4500
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 Ear, Nose, Throat devices follow this clearance model.