510(k) Report

510(k) · Cleared

Cleared

Coolrail Linear Pen

K183065510(k) SpecialCleared Dec 4, 201829-day reviewClass II21 CFR 878.4400

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

AtriCure, Inc. · OCL Surgical Device, For Cutting, Coagulation, And/Or Ablation Of Tissue, Including Cardiac Tissue

Cleared on Dec 4, 2018 as substantially equivalent to K122611 (AtriCure, Inc., 2012) after a 29-day review. Its family tree reaches back 9 generations to 1995. 2 later devices descend from it.

Decided
Dec 4, 2018
Review
29 days
Class
Class II
Product code
OCL
Recalls
None
Predicates
1

Its longest line of descent runs back 9 generations to K942299 (1995). 42 ancestors in all, the oldest K811390 (1981). 2 later devices descend from it, 1 citing it directly.

Other ancestors, by year clearedDescendants, by year cleared 2002: 1 other ancestor2001: 4 other ancestors2003: 1 other ancestor1992: 2 other ancestors2000: 3 other ancestors1999: 3 other ancestors1998: 3 other ancestors1997: 7 other ancestors1995: 4 other ancestors1994: 1 other ancestor1988: 1 other ancestor1981: 1 other ancestor1996: 1 other ancestor1991: 1 other ancestor2019: 1 descendant cleared2022: 1 descendant clearedK942299 · Endocare Cryotherapy System · Cytocare, Inc. · 1995K963826 · Endocare Crycare Cryosurgical System · Endocare, Inc. · 1996×2: 2 generations cleared close together, K973686 (1997), K980110 (1998) K011722 · Atricure Bipolar Coagulation System · AtriCure, Inc. · 2001K020919 · Atricure Bipolar System, Models ASU1, ASU2, ASU3, LHP1, LHP2, RHP1 · AtriCure, Inc. · 2002K050459 · Atricure Isolator Transpolar Pen · AtriCure, Inc. · 2005 · recalledK073605 · Atricure Coolrail Linear Pen · AtriCure, Inc. · 2008K122611 · Coolrail Linear Pen Model Mcri · AtriCure, Inc. · 201219801990200020102020
  1. Root · 9 generations backK942299 Endocare Cryotherapy SystemCytocare, Inc. · 1995
  2. 5 generations between
  3. 3 generations backK050459 Atricure Isolator Transpolar PenAtriCure, Inc. · 2005 · Recalled
  4. 2 generations backK073605 Atricure Coolrail Linear PenAtriCure, Inc. · 2008
  5. 1 generation backK122611 Coolrail Linear Pen Model McriAtriCure, Inc. · 2012
  6. This deviceK183065 Coolrail Linear PenAtriCure, Inc. · 2018
  7. Descendant · cites it directly · 1 of its ownK190587 Coolrail Linear PenAtriCure, Inc. · 2019
  8. Descendant · 2 generations on · 0 of its ownK221358 Isolator® Linear Pen (MLP1); Isolator® Transpolar™ Pen (MAX1, MAX5)…AtriCure, Inc. · 2022
Show all 9 generations
  1. Root · 9 generations backK942299 Endocare Cryotherapy SystemCytocare, Inc. · 1995
  2. 8 generations backK963826 Endocare Crycare Cryosurgical SystemEndocare, Inc. · 1996
  3. 7 generations backK973686 Endocare Cryocare Cryosurgical SystemEndocare, Inc. · 1997
  4. 6 generations backK980110 Endocre Cryocare Cryosurgical SystemEndocare, Inc. · 1998
  5. 5 generations backK011722 Atricure Bipolar Coagulation SystemAtriCure, Inc. · 2001
  6. 4 generations backK020919 Atricure Bipolar System, Models ASU1, ASU2, ASU3, LHP1, LHP2, RHP1AtriCure, Inc. · 2002
  7. 3 generations backK050459 Atricure Isolator Transpolar PenAtriCure, Inc. · 2005 · Recalled
  8. 2 generations backK073605 Atricure Coolrail Linear PenAtriCure, Inc. · 2008
  9. 1 generation backK122611 Coolrail Linear Pen Model McriAtriCure, Inc. · 2012
  10. This deviceK183065 Coolrail Linear PenAtriCure, Inc. · 2018

Most influential descendants

Showing 2 of 2 · See all
  • K190587Coolrail Linear PenAtriCure, Inc. · 2019 · cites it directly1descendant
  • K221358Isolator® Linear Pen (MLP1); Isolator® Transpolar™ Pen (MAX1, MAX5), Coolrail® Linear…AtriCure, Inc. · 2022 · 2 generations on0descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−9K942299Endocare Cryotherapy SystemCytocare, Inc.1995—
−8K963826Endocare Crycare Cryosurgical SystemEndocare, Inc.1996—
−7K973686Endocare Cryocare Cryosurgical SystemEndocare, Inc.1997—
−6K980110Endocre Cryocare Cryosurgical SystemEndocare, Inc.1998—
−5K011722Atricure Bipolar Coagulation SystemAtriCure, Inc.2001—
−4K020919Atricure Bipolar System, Models ASU1, ASU2, ASU3, LHP1, LHP2, RHP1AtriCure, Inc.2002—
−3K050459Atricure Isolator Transpolar PenAtriCure, Inc.20051
−2K073605Atricure Coolrail Linear PenAtriCure, Inc.2008—
−1K122611Coolrail Linear Pen Model McriAtriCure, Inc.2012—
0 (this device)K183065Coolrail Linear PenAtriCure, Inc.2018—
+1K190587Coolrail Linear PenAtriCure, Inc.2019—
+2K221358Isolator® Linear Pen (MLP1); Isolator® Transpolar™ Pen (MAX1, MAX5), Coolrail®…AtriCure, Inc.2022—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
198110
198810
199110
199220
199410
199540
199610
199770
199830
199930
200030
200140
200210
200310

Descendants by year cleared

Year clearedDevicesWith a Class I recall
201910
202210
FIG. 1 — Lineage of K183065, 1995–2022Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

Planning a device in OCL? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.

Top candidate predicates for a new OCL device

  1. #1 K252056 Isolator® Synergy™ EnCompass Clamp and Guide…score 13.0 · 12 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
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What was it cleared against? (1)

Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.

TypeNumberDeviceApplicantDecidedRecalls
*K122611Coolrail Linear Pen Model Mcri
Summary page 4
…OCL Classification Panel: Cardiovascular Predicate Device: Coolrail linear pen (MCR1) (K122611, 26 September 2012) III. Device Description The AtriCure Coolrail Linear Pen (MCR1) is a hand held, single use surgical…
AtriCure, Inc.2012—

What descends from it? (2)

1 later device cites it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K190587Coolrail Linear PenAtriCure, Inc.20191

Has anything in its family been recalled? (0 Class I)

No FDA recall names this device.

No ancestor or descendant has a Class I recall.

What does this lineage say?

  • The line of descent spans 23 years and passes through 3 companies; a new generation was cleared every 2.7 years on median.
  • 3 of the 42 ancestors have a recall of any class.
  • Of its descendants, K190587 (AtriCure, Inc., 2019) has gone furthest, with 1 descendant of its own.

How does its category compare?

All OCL devices

OCL Surgical Device, For Cutting, Coagulation, And/Or Ablation Of Tissue, Including Cardiac Tissue: FDA decisions, review times, recalls and adverse event reports over 20 years. 2018, this device’s year, is highlighted.

FDA decisions per year · OCL

1in 2025

2007: 32008: 52009: 22010: 22011: 22012: 62013: 22014: 12017: 12018: 22019: 62020: 12021: 22022: 22024: 12025: 1
2007high 6 (2012) · low 0 (2015)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · OCL

85in 2019

2007: 139 days median2008: 81 days median2012: 75 days median2019: 85 days median
2007high 139 (2007) · low 75 (2012)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · OCL

1in 2021

2008: 12009: 12010: 22013: 12016: 12019: 42020: 42021: 1
2007high 4 (2019) · low 0 (2007)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · OCL

46in 2025

2009: 82010: 232011: 212012: 212013: 132014: 152015: 312016: 762017: 552018: 612019: 492020: 372021: 632022: 592023: 992024: 592025: 46
2007high 99 (2023) · low 0 (2007)2025

MAUDE reports naming product code OCL, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
2007313900
200858110
20092—18
20102—223
20112—021
2012675021
20132—113
20141—015
20150—031
20160—176
20171—055
20182—061
2019685449
20201—437
20212—163
20222—059
20230—099
20241—059
20251—046
20260—0—

What is it indicated for?

The Coolrail linear pen is a sterile, single use electrosurgery device intended to ablate cardiac tissue during cardiac surgery using radiofrequency (RF) energy.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K183065: Coolrail Linear Pen.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K183065

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Record history
  • FDA decision record loaded May 2, 2026
  • Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
  • Lineage and recalls computed Nov 3, 2026
  • Page last updated Nov 3, 2026