Cleared Traditional

K190634 - Diamondback 360 Peripheral Orbital Atherectomy System, Stealth 360 Peripheral Orbital Atherectomy System (FDA 510(k) Clearance)

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

K190634 · Cardiovascular Systems, Inc. · Cardiovascular device
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Jul 2019
Decision
112d
Days
Class 2
Risk

K190634 is an FDA 510(k) clearance for the Diamondback 360 Peripheral Orbital Atherectomy System, Stealth 360 Peripheral.... Classified as Catheter, Peripheral, Atherectomy (product code MCW), Class II - Special Controls.

Submitted by Cardiovascular Systems, Inc. (St.Paul, US). The FDA issued a Cleared decision on July 2, 2019 after a review of 112 days - within the typical 510(k) review window.

This device falls under the Cardiovascular FDA review panel, regulated under 21 CFR 870.4875 - the FDA cardiovascular device oversight 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 Cardiovascular review framework, consistent with the majority of Class II 510(k) submissions.

View all Cardiovascular Systems, Inc. devices

Submission Details

510(k) Number K190634 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 12, 2019
Decision Date July 02, 2019
Days to Decision 112 days
Submission Type Traditional
Review Panel Cardiovascular (CV)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
13d faster than avg
Panel avg: 125d · This submission: 112d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code MCW Catheter, Peripheral, Atherectomy
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 870.4875
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 Cardiovascular devices follow this clearance model.

Regulatory Peers - MCW Catheter, Peripheral, Atherectomy

All 145
Devices cleared under the same product code (MCW) and FDA review panel - the closest regulatory comparables to K190634.
Auryon Atherectomy System
K260244 · Eximo Medical · Apr 2026
FreedomFlow™ Orbital Circumferential Atherectomy System (H6005/ 4Fr 3-Sphere Configuration)
K250723 · Cardio Flow Inc., · Apr 2025
Turbo-Elite Laser Atherectomy Catheter
K250385 · Spectranetics · Mar 2025
Rotarex Atherectomy System
K242757 · Bard Peripheral Vascular, Inc. · Jan 2025
FreedomFlow™ Orbital Circumferential Atherectomy System
K242947 · Cardio Flow Inc., · Nov 2024
Auryon Atherectomy Catheter 1.7mm
K241553 · Eximo Medical, Ltd. · Jun 2024