510(k) Report

510(k) · Cleared

Cleared

TrainFES Advance

K241488510(k) TraditionalCleared Feb 5, 2025257-day reviewClass II21 CFR 890.5850

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

Trainfes · IPF Stimulator, Muscle, Powered

Cleared on Feb 5, 2025 as substantially equivalent to K210002 (Egzotech Sp. Z O. O., 2021) after a 257-day review. Its family tree reaches back 8 generations to 1995.

Decided
Feb 5, 2025
Review
257 days
Class
Class II
Product code
IPF
Recalls
None
Predicates
1

Its longest line of descent runs back 8 generations to K930530 (1995). 25 ancestors in all, the oldest K813008 (1981). No later device cites it as a predicate yet.

  1. Root · 8 generations backK930530 Incare PRS 9300 Pelvic FL Thera Syst/Treat Uri IncHollister, Inc. · 1995
  2. 7 generations backK961872 Incare Pelvic Floor Therapy System with Desktop ComputerHollister, Inc. · 1996
  3. 6 generations backK974048 Incare Pelvic Floor Therapy System with Desktop ComputerHollister, Inc. · 1997
  4. 5 generations backK013612 Incare Pelvic Floor Therapy SystemHollister, Inc. · 2002
  5. 4 generations backK050483 Evadri Bladder Control SystemsHollister, Inc. · 2005
  6. 3 generations backK053434 Myotrac Infiniti Electrical StimulatorThought Technology, Ltd. · 2006
  7. 2 generations backK080950 Stiwell MED4Otto Bock, Austria GmbH · 2009
  8. 1 generation backK210002 Stella BioEgzotech Sp. Z O. O. · 2021
  9. This deviceK241488 TrainFES AdvanceTrainfes · 2025
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−8K930530Incare PRS 9300 Pelvic FL Thera Syst/Treat Uri IncHollister, Inc.1995—
−7K961872Incare Pelvic Floor Therapy System with Desktop ComputerHollister, Inc.1996—
−6K974048Incare Pelvic Floor Therapy System with Desktop ComputerHollister, Inc.1997—
−5K013612Incare Pelvic Floor Therapy SystemHollister, Inc.2002—
−4K050483Evadri Bladder Control SystemsHollister, Inc.2005—
−3K053434Myotrac Infiniti Electrical StimulatorThought Technology, Ltd.2006—
−2K080950Stiwell MED4Otto Bock, Austria GmbH2009—
−1K210002Stella BioEgzotech Sp. Z O. O.2021—
0 (this device)K241488TrainFES AdvanceTrainfes2025—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
198110
198610
198710
199410
199610
199710
199810
200020
200130
200330
200420
FIG. 1 — Lineage of K241488, 1995–2025Source: 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 IPF? 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 IPF device

  1. #1 K241433 EVE Synergy (EVE-20M)score 19.6 · 25 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
*K210002Stella Bio
Summary page 5
…890.5850 IPF / 882.5810 GZI Product Code IPF, GZI III) Predicate Device 510(k) Number K210002 Applicant EGZOTech Sp. Z.o.o Trade Name Stella BIO…
Egzotech Sp. Z O. O.2021—
†K080950Stiwell MED4Otto Bock, Austria GmbH2009—

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 30 years and passes through 5 companies; a new generation was cleared every 3.1 years on median.
  • None of the 25 ancestors has a recall.

How does its category compare?

All IPF devices

IPF Stimulator, Muscle, Powered: FDA decisions, review times, recalls and adverse event reports over 20 years. 2025, this device’s year, is highlighted.

FDA decisions per year · IPF

3in 2025

2007: 82008: 62009: 72010: 42011: 42012: 42013: 102014: 42015: 32016: 72017: 52018: 52019: 42020: 92021: 152022: 72023: 92024: 72025: 32026 (partial year): 3
2007high 15 (2021) · low 3 (2015)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · IPF

257in 2025

2007: 143 days median2008: 140 days median2009: 216 days median2010: 121 days median2011: 275 days median2012: 269 days median2013: 180 days median2014: 264 days median2015: 43 days median2016: 113 days median2017: 110 days median2018: 73 days median2019: 133 days median2020: 121 days median2021: 98 days median2022: 108 days median2023: 255 days median2024: 201 days median2025: 257 days median2026 (partial year): 206 days median
2007high 275 (2011) · low 43 (2015)2026

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

Recalls per year · IPF

1in 2023

2008: 12011: 12012: 32023: 1
2007high 3 (2012) · low 0 (2007)2026

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

Adverse event reports per year · IPF

8in 2025

2007: 112008: 2132009: 1502010: 142011: 252012: 162013: 62014: 192015: 112016: 82017: 22018: 32019: 102020: 132021: 32022: 42023: 82024: 52025: 8
2007high 213 (2008) · low 2 (2017)2025

MAUDE reports naming product code IPF, 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
20078143011
200861401213
200972160150
20104121014
20114275125
20124269316
20131018006
20144264019
2015343011
2016711308
2017511002
201857303
20194133010
20209121013
2021159803
2022710804
2023925518
2024720105
2025325708
202632060—

What is it indicated for?

For Prescription and Home Use by prescription from a medical professional: The TrainFES advanced is a neuromuscular electrical stimulator indicated for use under medical supervision for adjunctive therapy in the treatment of medical diseases and conditions. As a powered muscle stimulator, TrainFES advanced is indicated for the following conditions: Relaxation of muscle spasms Prevention or retardation of disuse atrophy increasing local blood circulation…

Read the full statement (146 words)

For Prescription and Home Use by prescription from a medical professional:

The TrainFES advanced is a neuromuscular electrical stimulator indicated for use under medical supervision for adjunctive therapy in the treatment of medical diseases and conditions.

As a powered muscle stimulator, TrainFES advanced is indicated for the following conditions:

Relaxation of muscle spasms

Prevention or retardation of disuse atrophy

increasing local blood circulation

immediate post-surgical stimulation of calf muscles to prevent venous thrombosis

Maintaining or increasing range of motion

Muscle re-education

As an external functional neuromuscular stimulator (FES), TrainFES Advanced is indicated for the following conditions:

Helps to relearn voluntary motor functions of the extremities.

TrainFES’ Advanced intended population is anybody aged 22 or over.

Environments of use: TrainFES Advanced devices can be used by both therapists and patients, in the clinic, hospitals or at home.

Platform: TrainFES is a battery-powered, wireless device, accessible through software.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K241488: TrainFES Advance.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K241488

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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