Cleared Traditional

K022249 - NIGHTRON POLYSOMNOGRAPHY SYSTEM

K022249 is an FDA 510(k) clearance for NIGHTRON POLYSOMNOGRAPHY SYSTEM, manufactured by Telediagnostic Systems, Inc.. The device is a Class 2 Neurology device with product code OLV cleared through the Traditional 510(k) pathway after a 172-day FDA review.

K022249 · Telediagnostic Systems, Inc. · Neurology device
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Dec 2002
Decision
172d
Days
Class 2
Risk

K022249 is an FDA 510(k) clearance for the NIGHTRON POLYSOMNOGRAPHY SYSTEM. Classified as Standard Polysomnograph With Electroencephalograph (product code OLV), Class II - Special Controls.

Submitted by Telediagnostic Systems, Inc. (Redwood City, US). The FDA issued a Cleared decision on December 31, 2002 after a review of 172 days - an extended review cycle.

This device falls under the Neurology FDA review panel, regulated under 21 CFR 882.1400 - the FDA neurology 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 Neurology review framework, consistent with the majority of Class II 510(k) submissions.

View all Telediagnostic Systems, Inc. devices

FDA 510(k) Submission Details - K022249

510(k) Number K022249 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received July 12, 2002
Decision Date December 31, 2002
Days to Decision 172 days
Submission Type Traditional
Review Panel Neurology (NE)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
24d slower than avg
Panel avg: 148d · This submission: 172d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

OLV Device Classification - Class 2, Special Controls

Product Code OLV Standard Polysomnograph With Electroencephalograph
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 882.1400
Definition Acquire, Display, Store, And Archive Electroencephalographic Signals From The Brain And Other Signals (such As Electromyography, Respiratory And/or Oximetry Signals) For Sleep Recordings. May Also Be Used To Allow On-screen Review, User-controlled Annotation And User-controlled Marking Of Data.
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 Neurology devices follow this clearance model.

Regulatory Peers - OLV Standard Polysomnograph With Electroencephalograph

All 40
Devices cleared under the same product code (OLV) and FDA review panel - the closest regulatory comparables to K022249.
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K022121 · Nihon Kohden America, Inc. · Jul 2002
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