510(k) · Cleared
ClearedIontophoresis Electrodes
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Top-Rank Health Care Co., Ltd. · EGJ Device, Iontophoresis, Other Uses
Cleared on Oct 16, 2023 as substantially equivalent to K040495 (Naimco, Inc., 2004) after a 101-day review. Its family tree reaches back 4 generations to 1991.
- Decided
- Oct 16, 2023
- Review
- 101 days
- Class
- Class II
- Product code
- EGJ
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 4 generations to K912015 (1991). 9 ancestors in all, the oldest K882554 (1988). No later device cites it as a predicate yet.
- Root · 4 generations backK912015 TBD, Empi Buffered Iontophoresis Electroded MDL. 3Empi · 1991
- 3 generations backK970491 Dupel II Buffered Iontophoresis ElectrodesEmpi · 1997
- 2 generations backK983484 Dupel B.L.U.E. Small Iontophoresis ElectrodeEmpi · 1998
- 1 generation backK040495 Naimco, Inc., Iontophoresis Drug Delivery Electrodes, Models…Naimco, Inc. · 2004
- This deviceK232020 Iontophoresis ElectrodesTop-Rank Health Care Co., Ltd. · 2023
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −4 | K912015 | TBD, Empi Buffered Iontophoresis Electroded MDL. 3 | Empi | 1991 | — |
| −3 | K970491 | Dupel II Buffered Iontophoresis Electrodes | Empi | 1997 | — |
| −2 | K983484 | Dupel B.L.U.E. Small Iontophoresis Electrode | Empi | 1998 | — |
| −1 | K040495 | Naimco, Inc., Iontophoresis Drug Delivery Electrodes, Models 201-400, 201-401… | Naimco, Inc. | 2004 | — |
| 0 (this device) | K232020 | Iontophoresis Electrodes | Top-Rank Health Care Co., Ltd. | 2023 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1988 | 1 | 0 |
| 1991 | 1 | 0 |
| 1994 | 3 | 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 EGJ? 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 EGJ device
- #1 K242041 STOPWET iontophoresis apparatus (SW01)score 9.7 · 3 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 |
|---|---|---|---|
| * | K040495 | Naimco, Inc., Iontophoresis Drug Delivery Electrodes, Models 201-400, 201-401, 201-402…Summary page 6…into the body as an alternative to hypodermic injection. 4. Legally Marketed Predicate Device Product name: Iontophoresis Drug Delivery Electrodes 510(k) Number: K040495 Product Code: EGJ Manufacture: NAIMCO, INC. 5. Description of the device The proposed device is indicated for the admin… | 2004 |
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 32 years and passes through 3 companies; a new generation was cleared every 5.5 years on median.
- None of the 9 ancestors has a recall.
- 2 other devices also cite its predicate K040495.
How does its category compare?
All EGJ devicesEGJ Device, Iontophoresis, Other Uses: FDA decisions, review times, recalls and adverse event reports over 20 years. 2023, this device’s year, is highlighted.
FDA decisions per year · EGJ
1in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · EGJ
104in 2007
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · EGJ
1in 2021
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · EGJ
3in 2025
MAUDE reports naming product code EGJ, 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 | 5 | 104 | 0 | 1 |
| 2008 | 2 | — | 0 | 6 |
| 2009 | 2 | — | 0 | 10 |
| 2010 | 0 | — | 0 | 21 |
| 2011 | 1 | — | 0 | 9 |
| 2012 | 0 | — | 0 | 8 |
| 2013 | 0 | — | 0 | 1 |
| 2014 | 1 | — | 0 | 1 |
| 2015 | 2 | — | 0 | 2 |
| 2016 | 0 | — | 0 | 3 |
| 2017 | 1 | — | 0 | 3 |
| 2018 | 1 | — | 0 | 8 |
| 2019 | 1 | — | 0 | 2 |
| 2020 | 1 | — | 0 | 2 |
| 2021 | 0 | — | 1 | 0 |
| 2022 | 0 | — | 0 | 1 |
| 2023 | 1 | — | 0 | 1 |
| 2024 | 1 | — | 0 | 0 |
| 2025 | 1 | — | 0 | 3 |
| 2026 | 0 | — | 0 | — |
What is it indicated for?
Iontophoresis Electrodes are intended to be used to introduce soluble salts and other drugs into the body as an alternative to hypodermic injection.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K232020 · printed Nov 6, 2026
Cite this page
510(k) Report. “K232020: Iontophoresis Electrodes.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K232020
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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