510(k) · Cleared
ClearedE-connect S Endo Motor with built-in Apex Locator
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Changzhou Sifary Medical Technology Co., Ltd. · EKX Handpiece, Direct Drive, Ac-Powered
Cleared on Jan 29, 2021 as substantially equivalent to K170275 (J. Morita USA, Inc., 2017) after a 196-day review. Its family tree reaches back 2 generations to 1997. 4 later devices descend from it.
- Decided
- Jan 29, 2021
- Review
- 196 days
- Class
- Class I
- Product code
- EKX
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 2 generations to K970339 (1997). 4 later devices descend from it, 2 citing it directly.
- Root · 2 generations backK970339 Tri Auto ZXJ. Morita USA, Inc. · 1997
- 1 generation backK170275 Tri Auto ZX2J. Morita USA, Inc. · 2017
- This deviceK201993 E-connect S Endo Motor with built-in Apex LocatorChangzhou Sifary Medical Technology Co., Ltd. · 2021
- Descendant · cites it directly · 2 of its ownK220829 Endo MotorFoshan Coxo Medical Instrument Co., Ltd. · 2023
- Descendant · 2 generations on · 0 of its ownK252223 Alpha Endo Handpiece (Alpha Endo)Shenzhen Superline Technology CO., LTD. · 2025
- Descendant · 2 generations on · 0 of its ownK243692 EnDrive (EnDriveUS)Advanced Technology Research (A.T.R.) S.R.L. · 2025
- Descendant · cites it directly · 0 of its ownK222548 Endo MotorShenzhen Perfect Medical Instruments Co., Ltd. · 2023
Most influential descendants
Showing 4 of 4 · See all- K220829Endo MotorFoshan Coxo Medical Instrument Co., Ltd. · 2023 · cites it directly2descendants
- K252223Alpha Endo Handpiece (Alpha Endo)Shenzhen Superline Technology CO., LTD. · 2025 · 2 generations on0descendants
- K243692EnDrive (EnDriveUS)Advanced Technology Research (A.T.R.) S.R.L. · 2025 · 2 generations on0descendants
- K222548Endo MotorShenzhen Perfect Medical Instruments Co., Ltd. · 2023 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −2 | K970339 | Tri Auto ZX | J. Morita USA, Inc. | 1997 | — |
| −1 | K170275 | Tri Auto ZX2 | J. Morita USA, Inc. | 2017 | — |
| 0 (this device) | K201993 | E-connect S Endo Motor with built-in Apex Locator | Changzhou Sifary Medical Technology Co., Ltd. | 2021 | — |
| +1 | K220829 | Endo Motor | Foshan Coxo Medical Instrument Co., Ltd. | 2023 | — |
| +2 | K252223 | Alpha Endo Handpiece (Alpha Endo) | Shenzhen Superline Technology CO., LTD. | 2025 | — |
| +2 | K243692 | EnDrive (EnDriveUS) | Advanced Technology Research (A.T.R.) S.R.L. | 2025 | — |
| +1 | K222548 | Endo Motor | Shenzhen Perfect Medical Instruments Co., Ltd. | 2023 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2023 | 2 | 0 |
| 2025 | 2 | 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 EKX? 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 EKX device
- #1 K261987 Reusable SmartPegscore 13.2 · 5 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 |
|---|---|---|---|
| * | K170275 | Tri Auto ZX2Summary page 4…Product Code LQY Submission type Traditional 510(K) 4. Predicate Device Manufacturer: J. Morita USA, Inc. Device name: Tri Auto ZX2 510(K) Number: K170275 5. Reference Device Manufacturer: ChangZhou BoMedent Medical Technology Co., Ltd. Device name: Dental Elect… | 2017 |
| † | K191276 | Dental Electrical Motor iRoot Pro | 2020 |
What descends from it? (4)
2 later devices cite it directly; ranked here by how many devices descend from each in turn.
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 24 years and passes through 2 companies; a new generation was cleared every 20.3 years on median.
- None of the 2 ancestors has a recall.
- Of its descendants, K220829 (Foshan Coxo Medical Instrument Co., Ltd., 2023) has gone furthest, with 2 descendants of its own.
- 2 other devices also cite its predicate K170275.
How does its category compare?
All EKX devicesEKX Handpiece, Direct Drive, Ac-Powered: FDA decisions, review times, recalls and adverse event reports over 20 years. 2021, this device’s year, is highlighted.
FDA decisions per year · EKX
5in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · EKX
244in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · EKX
No recall names EKX since 2007.
Adverse event reports per year · EKX
9in 2025
MAUDE reports naming product code EKX, 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 | — | 0 | 9 |
| 2008 | 3 | 101 | 0 | 10 |
| 2009 | 4 | 186 | 0 | 11 |
| 2010 | 3 | 114 | 0 | 20 |
| 2011 | 4 | 75 | 0 | 6 |
| 2012 | 2 | — | 0 | 27 |
| 2013 | 2 | — | 0 | 45 |
| 2014 | 3 | 251 | 0 | 102 |
| 2015 | 3 | 178 | 0 | 68 |
| 2016 | 3 | 274 | 0 | 66 |
| 2017 | 2 | — | 0 | 10 |
| 2018 | 3 | 293 | 0 | 49 |
| 2019 | 3 | 349 | 0 | 56 |
| 2020 | 1 | — | 0 | 67 |
| 2021 | 5 | 214 | 0 | 79 |
| 2022 | 3 | 359 | 0 | 37 |
| 2023 | 4 | 152 | 0 | 14 |
| 2024 | 4 | 276 | 0 | 19 |
| 2025 | 5 | 244 | 0 | 9 |
| 2026 | 1 | — | 0 | — |
What is it indicated for?
E-connect S is a cordless endodontic treatment motorized handpiece with root canal measuring capability. It can be used to enlarge canals while monitoring the position of the file tip inside the canal. It can be used as a low-speed motorized handpiece and device for measuring canal length.
This device must only be used in hospital environments, clinics or dental offices by qualified dental personnel.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K201993 · printed Nov 3, 2026
Cite this page
510(k) Report. “K201993: E-connect S Endo Motor with built-in Apex Locator.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 3, 2026. https://510kreport.com/device/K201993
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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