Cleared Traditional

K190504 - Intracept Intraosseous Nerve Ablation System (RF Probe), Intracept Intraosseous Nerve Ablation System (Access Instruments), Relievant RF Generator (FDA 510(k) Clearance)

Class II Neurology device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K190504 · Relievant Medsystems · Neurology device
May 2019
Decision
63d
Days
Class 2
Risk

K190504 is an FDA 510(k) clearance for the Intracept Intraosseous Nerve Ablation System (RF Probe), Intracept Intraosseo.... Classified as Probe, Radiofrequency Lesion (product code GXI), Class II - Special Controls.

Submitted by Relievant Medsystems (Sunnyvale, US). The FDA issued a Cleared decision on May 3, 2019 after a review of 63 days - a notably fast clearance cycle.

This device falls under the Neurology FDA review panel, regulated under 21 CFR 882.4725 - 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: Fast-track predicate clearance. Standard predicate reliance. The short review cycle indicates strong predicate alignment - the FDA found sufficient equivalence without extended technical review.

Submission Details

510(k) Number K190504 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 01, 2019
Decision Date May 03, 2019
Days to Decision 63 days
Submission Type Traditional
Review Panel Neurology (NE)
Summary Summary PDF
Regulatory Context
Review time vs. panel average
100d faster than avg
Panel avg: 163d · This submission: 63d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code GXI Probe, Radiofrequency Lesion
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 882.4725
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 - GXI Probe, Radiofrequency Lesion

Devices cleared under the same product code (GXI) and FDA review panel - the closest regulatory comparables to K190504.
STAR RF Ablation System
K251802 · Merit Medical Systems, Inc. · Feb 2026
OneRF Trigeminal Nerve Radiofrequency Probes
K251243 · Neuroone Medical Technologies Corp. · Aug 2025
Disposable RF Electrode (RFDE-5/RFDE-10/RFDE-15/RFDE-20)
K242841 · Abbott Medical · May 2025
OptaBlate BVN Intraosseous Nerve Ablation System (10mm Probe Single Kit)
K250213 · Stryker Instruments · May 2025