Cleared Traditional

K203724 - HeRO Graft, HeRO Adapter (FDA 510(k) Clearance)

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

K203724 · Merit Medical Systems, Inc. · Cardiovascular device
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May 2021
Decision
155d
Days
Class 2
Risk

K203724 is an FDA 510(k) clearance for the HeRO Graft, HeRO Adapter. Classified as Prosthesis, Vascular Graft, Of 6mm And Greater Diameter (product code DSY), Class II - Special Controls.

Submitted by Merit Medical Systems, Inc. (South Jordan, US). The FDA issued a Cleared decision on May 25, 2021 after a review of 155 days - an extended review cycle.

This device falls under the Cardiovascular FDA review panel, regulated under 21 CFR 870.3450 - 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 Merit Medical Systems, Inc. devices

Submission Details

510(k) Number K203724 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received December 21, 2020
Decision Date May 25, 2021
Days to Decision 155 days
Submission Type Traditional
Review Panel Cardiovascular (CV)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
30d slower than avg
Panel avg: 125d · This submission: 155d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code DSY Prosthesis, Vascular Graft, Of 6mm And Greater Diameter
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 870.3450
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 - DSY Prosthesis, Vascular Graft, Of 6mm And Greater Diameter

All 187
Devices cleared under the same product code (DSY) and FDA review panel - the closest regulatory comparables to K203724.
Fusion Bioline Vascular Graft
K252445 · Maquet Cardiovascular, LLC · Apr 2026
Spiral Laminar Flow™ Vascular Arteriovenous Graft (AV0645)
K252277 · Vascular Flow Technologies Limited · Oct 2025
Gelweave™ Vascular Prostheses
K241550 · Vascutek, Ltd. · Feb 2025
Gelsoft™ Plus Vascular Prostheses
K241070 · Vascutek, Ltd. · Nov 2024
Advanta VXT Vascular Graft, Flixene Vascular Graft
K231972 · Atrium Medical Corporation · Mar 2024
GORE® PROPATEN® Vascular Graft
K240083 · W.L. Gore & Associates, Inc. · Mar 2024