510(k) · Cleared
ClearedBarrx SB RFA Endoscopic Catheter
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Covidien, LLC · KNS Unit, Electrosurgical, Endoscopic (With Or Without Accessories)
Cleared on Jan 18, 2018 as substantially equivalent to K130623 (Covidien, LLC, 2013) after a 62-day review. Its family tree reaches back 19 generations to 1995.
- Decided
- Jan 18, 2018
- Review
- 62 days
- Class
- Class II
- Product code
- KNS
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 19 generations to K943450 (1995). 42 ancestors in all, the oldest K800617 (1980). No later device cites it as a predicate yet.
- Root · 19 generations backK943450 Arthrocare Arthroscopic Electrosurgery System Model 970Arthrocare Corp. · 1995
- 15 generations between
- 3 generations backK093008 Halo Ablation Catheter, Model 90-9100Barrx Medical, Incorporated · 2010
- 2 generations backK112454 HALO60 Ablation CatheterBarrx Medical, Inc. · 2012
- 1 generation backK130623 Barrx Channel Rfa Endoscopic CatheterCovidien, LLC · 2013
- This deviceK173559 Barrx SB RFA Endoscopic CatheterCovidien, LLC · 2018
Show all 19 generations
- Root · 19 generations backK943450 Arthrocare Arthroscopic Electrosurgery System Model 970Arthrocare Corp. · 1995
- 18 generations backK961069 Arthrocare Urologic Multi-Electrode Electrosurgery SystemArthrocare Corp. · 1996
- 17 generations backK962445 Arthrocare Dental Electrosurgery SystemArthrocare Corp. · 1996
- 16 generations backK964849 Arthrocare Dermatologic Electrosurgery SystemArthrocare Corp. · 1997
- 15 generations backK971532 Arthrocare Electrosurgery SystemArthrocare Corp. · 1997
- 14 generations backK013139 Stellartech Coagulation SystemStellartech Research Corp. · 2001
- 13 generations backK032062 Stellartech Coagulation System, Models (1100C-115 & 1100C-230)Stellartech Research Corp. · 2003
- 12 generations backK032452 Modification to: Stellartech Coagulation System, Models 1100C-115 &…Stellartech Research Corp. · 2003
- 11 generations backK032721 Modification to: Stellartech Coagulation System (Models 1100C-115 &…Stellartech Research Corp. · 2003
- 10 generations backK040240 Stellartech Coagulation System (Models 1100C-115 & 1100C-230)Stellartech Research Corp. · 2004
- 9 generations backK041383 Stellartech Coagulation System, Models 1100C-115 and 1100C-230Stellartech Research Corp. · 2004
- 8 generations backK042909 Stellartech Coagulation System, Models 1100C-115A & 1100C-230AStellartech Research Corp. · 2004
- 7 generations backK050831 Stellartech Coagulation System 2, Models 1100C-115A and 1100C-230AStellartech Research Corp. · 2005
- 6 generations backK060169 Barrx Halo Coagulation System, Barrx Halo Coagulation Generator…Barrx Medical, Incorporated · 2006
- 5 generations backK062723 HALO90 Coagulation CatheterBarrx Medical, Incorporated · 2006
- 4 generations backK083711 Modification to: Halo Coagulation Catheter, Models 32041-18…Barrx Medical, Incorporated · 2009
- 3 generations backK093008 Halo Ablation Catheter, Model 90-9100Barrx Medical, Incorporated · 2010
- 2 generations backK112454 HALO60 Ablation CatheterBarrx Medical, Inc. · 2012
- 1 generation backK130623 Barrx Channel Rfa Endoscopic CatheterCovidien, LLC · 2013
- This deviceK173559 Barrx SB RFA Endoscopic CatheterCovidien, LLC · 2018
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −19 | K943450 | Arthrocare Arthroscopic Electrosurgery System Model 970 | Arthrocare Corp. | 1995 | — |
| −18 | K961069 | Arthrocare Urologic Multi-Electrode Electrosurgery System | Arthrocare Corp. | 1996 | — |
| −17 | K962445 | Arthrocare Dental Electrosurgery System | Arthrocare Corp. | 1996 | — |
| −16 | K964849 | Arthrocare Dermatologic Electrosurgery System | Arthrocare Corp. | 1997 | — |
| −15 | K971532 | Arthrocare Electrosurgery System | Arthrocare Corp. | 1997 | — |
| −14 | K013139 | Stellartech Coagulation System | Stellartech Research Corp. | 2001 | — |
| −13 | K032062 | Stellartech Coagulation System, Models (1100C-115 & 1100C-230) | Stellartech Research Corp. | 2003 | — |
| −12 | K032452 | Modification to: Stellartech Coagulation System, Models 1100C-115 & 100C-230 | Stellartech Research Corp. | 2003 | — |
| −11 | K032721 | Modification to: Stellartech Coagulation System (Models 1100C-115 & 1100C-230) | Stellartech Research Corp. | 2003 | — |
| −10 | K040240 | Stellartech Coagulation System (Models 1100C-115 & 1100C-230) | Stellartech Research Corp. | 2004 | — |
| −9 | K041383 | Stellartech Coagulation System, Models 1100C-115 and 1100C-230 | Stellartech Research Corp. | 2004 | — |
| −8 | K042909 | Stellartech Coagulation System, Models 1100C-115A & 1100C-230A | Stellartech Research Corp. | 2004 | — |
| −7 | K050831 | Stellartech Coagulation System 2, Models 1100C-115A and 1100C-230A | Stellartech Research Corp. | 2005 | — |
| −6 | K060169 | Barrx Halo Coagulation System, Barrx Halo Coagulation Generator, Barrx… | Barrx Medical, Incorporated | 2006 | — |
| −5 | K062723 | HALO90 Coagulation Catheter | Barrx Medical, Incorporated | 2006 | — |
| −4 | K083711 | Modification to: Halo Coagulation Catheter, Models 32041-18, 32041-20… | Barrx Medical, Incorporated | 2009 | — |
| −3 | K093008 | Halo Ablation Catheter, Model 90-9100 | Barrx Medical, Incorporated | 2010 | — |
| −2 | K112454 | HALO60 Ablation Catheter | Barrx Medical, Inc. | 2012 | — |
| −1 | K130623 | Barrx Channel Rfa Endoscopic Catheter | Covidien, LLC | 2013 | — |
| 0 (this device) | K173559 | Barrx SB RFA Endoscopic Catheter | Covidien, LLC | 2018 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1980 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1992 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 2000 | 1 | 0 |
| 2002 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2009 | 1 | 0 |
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 KNS? 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 KNS device
- #1 K241271 Aqua Medical RF Vapor Ablation Systemscore 17.2 · 20 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
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.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K130623 | Barrx Channel Rfa Endoscopic CatheterSummary page 4…e: KNS, GEI Establishment Registration Number, Owner/Operator Number: Establishment Registration Number: 3004904811 Owner/Operator Number: 1282497 Predicate Device(s): K130623 Barrx™ Channel RFA Endoscopic Catheter Device Description: The Barrx™ SB RFA Endoscopic Catheter is a sterile, single use, focal… | 2013 |
What descends from it?
No later submission names this one as a predicate yet.
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 5 companies; a new generation was cleared every 8 months on median.
- 1 of the 42 ancestors has a recall of any class.
How does its category compare?
All KNS devicesKNS Unit, Electrosurgical, Endoscopic (With Or Without Accessories): FDA decisions, review times, recalls and adverse event reports over 20 years. 2018, this device’s year, is highlighted.
FDA decisions per year · KNS
11in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · KNS
171in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · KNS
14in 2024
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · KNS
1,504in 2025
MAUDE reports naming product code KNS, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 1 | — | 3 | 164 |
| 2008 | 3 | 61 | 5 | 587 |
| 2009 | 3 | 212 | 2 | 1,027 |
| 2010 | 4 | 168 | 0 | 908 |
| 2011 | 1 | — | 2 | 860 |
| 2012 | 2 | — | 0 | 848 |
| 2013 | 2 | — | 0 | 449 |
| 2014 | 1 | — | 0 | 405 |
| 2015 | 3 | 252 | 0 | 406 |
| 2016 | 3 | 30 | 6 | 457 |
| 2017 | 3 | 48 | 1 | 446 |
| 2018 | 5 | 62 | 0 | 563 |
| 2019 | 7 | 66 | 0 | 668 |
| 2020 | 4 | 212 | 0 | 906 |
| 2021 | 4 | 139 | 41 | 814 |
| 2022 | 3 | 182 | 0 | 913 |
| 2023 | 9 | 83 | 0 | 976 |
| 2024 | 3 | 198 | 14 | 1,533 |
| 2025 | 11 | 171 | 0 | 1,504 |
| 2026 | 2 | — | 4 | — |
What is it indicated for?
Barrx™ SB RFA Endoscopic Catheter is indicated for use in the coagulation of bleeding and non-bleeding sites in the gastrointestinal tract including but not limited to the esophagus. Indications include Esophageal Ulcers, Mallory-Weiss tears, Arteriovenous Malformations, Angiomata, Barrett’s Esophagus, Dieulafoy Lesions, Angiodysplasia, Gastric Antral Vascular Ectasia (GAVE) and Radiation Proctitis (RP).
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K173559 · printed Nov 6, 2026
Cite this page
510(k) Report. “K173559: Barrx SB RFA Endoscopic Catheter.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K173559
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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