Cleared Traditional

K234151 - Isolator Synergy EnCapture Ablation System (EMH) (FDA 510(k) Clearance)

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

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Aug 2024
Decision
242d
Days
Class 2
Risk

K234151 is an FDA 510(k) clearance for the Isolator Synergy EnCapture Ablation System (EMH). Classified as Surgical Device, For Cutting, Coagulation, And/or Ablation Of Tissue, Including Cardiac Tissue (product code OCL), Class II - Special Controls.

Submitted by AtriCure, Inc. (Mason, US). The FDA issued a Cleared decision on August 27, 2024 after a review of 242 days - an extended review cycle.

This device falls under the Cardiovascular FDA review panel, regulated under 21 CFR 878.4400 - 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 AtriCure, Inc. devices

Submission Details

510(k) Number K234151 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received December 29, 2023
Decision Date August 27, 2024
Days to Decision 242 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
117d slower than avg
Panel avg: 125d · This submission: 242d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code OCL Surgical Device, For Cutting, Coagulation, And/or Ablation Of Tissue, Including Cardiac Tissue
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 878.4400
Definition Surgical Device For Cutting, Coagulation, And/or Ablation Of Tissue, Including Cardiac Tissue
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 - OCL Surgical Device, For Cutting, Coagulation, And/or Ablation Of Tissue, Including Cardiac Tissue

All 53
Devices cleared under the same product code (OCL) and FDA review panel - the closest regulatory comparables to K234151.
Isolator® Synergy™ EnCompass Clamp and Guide system (OLH, OSH, GPM100)
K252056 · AtriCure, Inc. · Jul 2025
Isolator® Linear Pen (MLP1)
K221358 · AtriCure, Inc. · Dec 2022
Cardioblate Gemini-s 49260 Surgical Ablation Device
K223508 · Medtronic, Inc. · Dec 2022
AtriCure Isolator Encompass Ablation System, GLIDEPATH Magnetic GUIDE
K210477 · AtriCure, Inc. · Jul 2021
AtriCure Isolator® Synergy™ Surgical Ablation System
K211311 · AtriCure, Inc. · May 2021