Cleared Traditional

NEUROSCREEN SOFTWARE FOR USE WITH THE NEUROSIGN 100 NERVE MONITOR (K951641) - FDA 510(k) Clearance

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

K951641 · The Magstim Company , Ltd. · Ear, Nose, Throat device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
May 1995
Decision
49d
Days
Class 2
Risk

K951641 is an FDA 510(k) clearance for the NEUROSCREEN SOFTWARE FOR USE WITH THE NEUROSIGN 100 NERVE MONITOR. Classified as Stimulator, Nerve (product code ETN), Class II - Special Controls.

Submitted by The Magstim Company , Ltd. (Carmarthenshire, GB). The FDA issued a Cleared decision on May 9, 1995 after a review of 49 days - a notably fast clearance cycle.

This device falls under the Ear, Nose, Throat FDA review panel, regulated under 21 CFR 874.1820 - 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: 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 The Magstim Company , Ltd. devices

Submission Details

510(k) Number K951641 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 21, 1995
Decision Date May 09, 1995
Days to Decision 49 days
Submission Type Traditional
Review Panel Ear, Nose, Throat (EN)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
40d faster than avg
Panel avg: 89d · This submission: 49d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code ETN Stimulator, Nerve
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 874.1820
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.

Regulatory Peers - ETN Stimulator, Nerve

All 17
Devices cleared under the same product code (ETN) and FDA review panel - the closest regulatory comparables to K951641.
Checkpoint Guardian Intraoperative Lead, Medium, Checkpoint Guardian Intraoperative Lead, Large
K212355 · Checkpoint Surgical · Aug 2021
StimSite
K200886 · Allotrope Medical, Inc. · Nov 2020
STIMULATION/DISSECTION INSTRUMENTS
K112709 · Nu Vasive, Incorporated · Feb 2012
PULSATRON NERVE LOCATOR/STIMULATOR
K833646 · Edward Weck, Inc. · Feb 1984
NERVE LOCATER/STIMULATOR
K781569 · Intermedics, Inc. · Dec 1978