510(k) · Cleared
ClearedeHertz Functional Series Diagnostic Ultrasound System (eHertz C, eHertz E, eHertz R, eHertz S)
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Esonic Technology (Wuhan) Co., Ltd. · IYN System, Imaging, Pulsed Doppler, Ultrasonic
Cleared on Apr 23, 2025 as substantially equivalent to K230768 (Shenzhen Mindray Bio-Medical Electronics Co., Ltd., 2023) after an 86-day review. Its family tree reaches back 29 generations to 1995. 6 of the 360 devices in its family, counting itself, have a Class I recall.
- Decided
- Apr 23, 2025
- Review
- 86 days
- Class
- Class II
- Product code
- IYN
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 29 generations to K935595 (1995). 359 ancestors in all, the oldest K852159 (1985). No later device cites it as a predicate yet. 6 of the 360 devices in this family, counting this one, have a Class I recall.
- Root · 29 generations backK935595 Acuson Model 3001Acuson Corp. · 1995
- 25 generations between
- 3 generations backK171034 M9 Diagnostic Ultrasound System, M9T Diagnostic Ultrasound System…Shenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2017
- 2 generations backK210416 M9/M9CV/M9T/M8 Elite/M10/M10CV/Crius M10/M11/M11CV/Crius M11/Operus…Shenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2021
- 1 generation backK230768 M9/M9CV/M9T/M8 Elite/M10/M10CV/Crius M10/M11/M11CV/Crius M11/Operus…Shenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2023
- This deviceK250228 eHertz Functional Series Diagnostic Ultrasound System (eHertz C…Esonic Technology (Wuhan) Co., Ltd. · 2025
Show all 29 generations
- Root · 29 generations backK935595 Acuson Model 3001Acuson Corp. · 1995
- 28 generations backK973767 Harmonic Imaging with ContrastAcuson Corp. · 1997
- 27 generations backK022567 Sequoia Signature II Diagnostic Ultrasound SystemAcuson Corp. · 2002
- 26 generations backK032111 Acuson CV70 Cardiovascular SystemSiemens Medical Solutions USA, Inc. · 2003 · Recalled
- 25 generations backK040060 Sonoline G50 and G60 S Diagnostic Ultrasound SystemsSiemens Medical Solutions USA, Inc. · 2004
- 24 generations backK043078 Nemio Diagnostic Ultrasound System, Model Ssa-550AToshiba America Medical Systems, In.C · 2004 · Recalled
- 23 generations backK051500 Famio Diagnostic Ultrasound Systems, Model Ssa-530AToshiba America Medical Systems, In.C · 2005
- 22 generations backK053346 Modification to: DP-9900 Digital Ultrasonic Diagnostic Imaging…Shenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2005
- 21 generations backK061189 DP-9900 Digital Ultrasonic Diagnostic Imaging SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2006
- 20 generations backK063500 DC-6 Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2006
- 19 generations backK072164 DC-6 Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2007
- 18 generations backK080640 M5 Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2008
- 17 generations backK081320 DC-3, DC-3T Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2008
- 16 generations backK083505 DC-3/DC-3T Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2008
- 15 generations backK091941 DC-3/DC-3T Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2009
- 14 generations backK092691 DC-7 Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2009
- 13 generations backK101041 DC-7 Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2010
- 12 generations backK103583 DC-7 Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2010
- 11 generations backK113647 DC-8/DC-8 Pro/DC-8 CV/DC-8 Exp/DC-8S Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2011
- 10 generations backK120699 DC-T6 Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2012
- 9 generations backK123503 DC-N3/DC-NS3 Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2012
- 8 generations backK132779 DC-N2/DC-N2S Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2013
- 7 generations backK150204 DC-70/DC-70T/DC-70 PRO/DC-70 EXP Diagnostic Ultrasound SystemsShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2015
- 6 generations backK152763 Resona 7/Resona 7CV/Resona 7EXP/Resona 7S/Resona 7OB Diagnostic…Shenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2015
- 5 generations backK162267 Resona 7/Resona 7CV/Resona 7EXP/Resona 7S/Resona 7OB Diagnostic…Shenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2016
- 4 generations backK170277 DC-8/DC-8 PRO/DC-8 CV/DC-8 EXP/DC-8S Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2017
- 3 generations backK171034 M9 Diagnostic Ultrasound System, M9T Diagnostic Ultrasound System…Shenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2017
- 2 generations backK210416 M9/M9CV/M9T/M8 Elite/M10/M10CV/Crius M10/M11/M11CV/Crius M11/Operus…Shenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2021
- 1 generation backK230768 M9/M9CV/M9T/M8 Elite/M10/M10CV/Crius M10/M11/M11CV/Crius M11/Operus…Shenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2023
- This deviceK250228 eHertz Functional Series Diagnostic Ultrasound System (eHertz C…Esonic Technology (Wuhan) Co., Ltd. · 2025
Class I recalls in this family
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −29 | K935595 | Acuson Model 3001 | Acuson Corp. | 1995 | — |
| −28 | K973767 | Harmonic Imaging with Contrast | Acuson Corp. | 1997 | — |
| −27 | K022567 | Sequoia Signature II Diagnostic Ultrasound System | Acuson Corp. | 2002 | — |
| −26 | K032111 | Acuson CV70 Cardiovascular System | Siemens Medical Solutions USA, Inc. | 2003 | 1 |
| −25 | K040060 | Sonoline G50 and G60 S Diagnostic Ultrasound Systems | Siemens Medical Solutions USA, Inc. | 2004 | — |
| −24 | K043078 | Nemio Diagnostic Ultrasound System, Model Ssa-550A | Toshiba America Medical Systems, In.C | 2004 | 1 |
| −23 | K051500 | Famio Diagnostic Ultrasound Systems, Model Ssa-530A | Toshiba America Medical Systems, In.C | 2005 | — |
| −22 | K053346 | Modification to: DP-9900 Digital Ultrasonic Diagnostic Imaging System, Model… | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2005 | — |
| −21 | K061189 | DP-9900 Digital Ultrasonic Diagnostic Imaging System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2006 | — |
| −20 | K063500 | DC-6 Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2006 | — |
| −19 | K072164 | DC-6 Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2007 | — |
| −18 | K080640 | M5 Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2008 | — |
| −17 | K081320 | DC-3, DC-3T Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2008 | — |
| −16 | K083505 | DC-3/DC-3T Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2008 | — |
| −15 | K091941 | DC-3/DC-3T Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2009 | — |
| −14 | K092691 | DC-7 Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2009 | — |
| −13 | K101041 | DC-7 Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2010 | — |
| −12 | K103583 | DC-7 Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2010 | — |
| −11 | K113647 | DC-8/DC-8 Pro/DC-8 CV/DC-8 Exp/DC-8S Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2011 | — |
| −10 | K120699 | DC-T6 Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2012 | — |
| −9 | K123503 | DC-N3/DC-NS3 Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2012 | — |
| −8 | K132779 | DC-N2/DC-N2S Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2013 | — |
| −7 | K150204 | DC-70/DC-70T/DC-70 PRO/DC-70 EXP Diagnostic Ultrasound Systems | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2015 | — |
| −6 | K152763 | Resona 7/Resona 7CV/Resona 7EXP/Resona 7S/Resona 7OB Diagnostic Ultrasound… | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2015 | — |
| −5 | K162267 | Resona 7/Resona 7CV/Resona 7EXP/Resona 7S/Resona 7OB Diagnostic Ultrasound… | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2016 | — |
| −4 | K170277 | DC-8/DC-8 PRO/DC-8 CV/DC-8 EXP/DC-8S Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2017 | — |
| −3 | K171034 | M9 Diagnostic Ultrasound System, M9T Diagnostic Ultrasound System, M9CV… | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2017 | — |
| −2 | K210416 | M9/M9CV/M9T/M8 Elite/M10/M10CV/Crius M10/M11/M11CV/Crius M11/Operus M11/M9… | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2021 | — |
| −1 | K230768 | M9/M9CV/M9T/M8 Elite/M10/M10CV/Crius M10/M11/M11CV/Crius M11/Operus M11/M9… | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2023 | — |
| 0 (this device) | K250228 | eHertz Functional Series Diagnostic Ultrasound System (eHertz C, eHertz E… | Esonic Technology (Wuhan) Co., Ltd. | 2025 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1985 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 9 | 0 |
| 1995 | 7 | 0 |
| 1996 | 7 | 1 |
| 1997 | 10 | 0 |
| 1998 | 15 | 3 |
| 1999 | 17 | 0 |
| 2000 | 17 | 1 |
| 2001 | 24 | 0 |
| 2002 | 19 | 0 |
| 2003 | 22 | 0 |
| 2004 | 20 | 1 |
| 2005 | 21 | 0 |
| 2006 | 16 | 0 |
| 2007 | 11 | 0 |
| 2008 | 12 | 0 |
| 2009 | 12 | 0 |
| 2010 | 15 | 0 |
| 2011 | 18 | 0 |
| 2012 | 15 | 0 |
| 2013 | 17 | 0 |
| 2014 | 7 | 0 |
| 2015 | 8 | 0 |
| 2016 | 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.
6 devices in this family have a Class I recall. 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 IYN device
- #1 K240850 EPIQ Series Diagnostic Ultrasound Systems…score 32.1 · 24 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 |
|---|---|---|---|
| * | K230768 | M9/M9CV/M9T/M8 Elite/M10/M10CV/Crius M10/M11/M11CV/Crius M11/Operus M11/M9 Premium…Summary page 5…em 892.1560 IYO Diagnostic Ultrasound Transducer 892.1570 ITX 3. Predicate Device M9 Premium Diagnostic Ultrasound System (K230768). 4. Device Description The proposed eHertz Functional Series Diagnostic Ultrasound System (eHertz C, eHertz E, eHertz R, eHertz… | 2023 |
What descends from it?
No later submission names this one as a predicate yet.
Has anything in its family been recalled? (6 Class I)
No FDA recall names this device.
Relatives with a Class I recall
Class I is FDA’s most serious recall class. A recall in the family tree is context for this device, not evidence about it.
- K040050Instatrak System with Multiple Dataset Navigation, Model IT3500Ge Medical Systems Navigation and Visualization IN · 2004 · 9 generations back · ◆ in the 2004 ancestors bar of FIG. 11 Class I recall
- K994270Instatrak 3000 System with Fluorotrak Module, Model IT3000Visualization Technology, Inc. · 2000 · 9 generations back · ◆ in the 2000 ancestors bar of FIG. 12 Class I recalls
- K983529Instatrak 3000Visualization Technology, Inc. · 1998 · 9 generations back · ◆ in the 1998 ancestors bar of FIG. 11 Class I recall
- K982994Skull Base Instatrak SystemVisualization Technology, Inc. · 1998 · 9 generations back · ◆ in the 1998 ancestors bar of FIG. 11 Class I recall
- K981998Pediatric Instatrak SystemVisualization Technology, Inc. · 1998 · 9 generations back · ◆ in the 1998 ancestors bar of FIG. 11 Class I recall
- K960330InstatrakVisualization Technology, Inc. · 1996 · 9 generations back · ◆ in the 1996 ancestors bar of FIG. 11 Class I recall
Nearest 5 of 6; all are on the web page.
What does this lineage say?
- The line of descent spans 30 years and passes through 5 companies; a new generation was cleared every 7 months on median.
- 90 of the 359 ancestors have a recall of any class; 6 have a Class I recall.
How does its category compare?
All IYN devicesIYN System, Imaging, Pulsed Doppler, Ultrasonic: FDA decisions, review times, recalls and adverse event reports over 20 years. 2025, this device’s year, is highlighted.
FDA decisions per year · IYN
57in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · IYN
124in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · IYN
10in 2025
Class I (1 since 2007) Class II/III not classified
Adverse event reports per year · IYN
610in 2025
MAUDE reports naming product code IYN, 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 | 13 | 26 | 16 | 3 |
| 2008 | 25 | 18 | 12 | 2 |
| 2009 | 18 | 29 | 8 | 9 |
| 2010 | 29 | 67 | 10 | 17 |
| 2011 | 39 | 46 | 8 | 18 |
| 2012 | 43 | 37 | 3 | 20 |
| 2013 | 51 | 60 | 8 | 18 |
| 2014 | 56 | 39 | 2 | 48 |
| 2015 | 54 | 55 | 3 | 116 |
| 2016 | 60 | 56 | 2 | 145 |
| 2017 | 64 | 83 | 0 | 146 |
| 2018 | 59 | 85 | 7 | 85 |
| 2019 | 47 | 79 | 0 | 59 |
| 2020 | 57 | 72 | 4 | 67 |
| 2021 | 46 | 105 | 8 | 213 |
| 2022 | 53 | 105 | 10 | 186 |
| 2023 | 44 | 115 | 4 | 229 |
| 2024 | 50 | 119 | 1 | 266 |
| 2025 | 57 | 124 | 10 | 610 |
| 2026 | 44 | 107 | 2 (1) | — |
What is it indicated for?
The eHertz Functional Series Diagnostic Ultrasound System is applicable for adults, pregnant women, pediatric patients. It is intended for use in fetal, abdominal, pediatric, small organ(breast, thyroid, testes), trans-rectal, trans-vaginal, musculoskeletal(conventional, superficial), adult and pediatric cardiac, peripheral vessel and urology exams. This device is a general purpose diagnostic ultrasound system intended for use by qualified and trained…
Read the full statement (111 words)
The eHertz Functional Series Diagnostic Ultrasound System is applicable for adults, pregnant women, pediatric patients.
It is intended for use in fetal, abdominal, pediatric, small organ(breast, thyroid, testes), trans-rectal, trans-vaginal,
musculoskeletal(conventional, superficial), adult and pediatric cardiac, peripheral vessel and urology exams.
This device is a general purpose diagnostic ultrasound system intended for use by qualified and trained healthcare
professionals for ultrasound imaging, measurement, display and analysis of the human body and fluid, which is intended
to be used in a hospital or medical clinic.
Modes of operation include: B, M, PWD, CWD, Color Doppler, Combined mode (B+M, PW+B, Color+B, Power+B,
PW+Color+B, Power+PW+B), Tissue Harmonic Imaging, Panoramic Imaging, TDI, Color M, Elastography.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K250228 · printed Nov 4, 2026
Cite this page
510(k) Report. “K250228: eHertz Functional Series Diagnostic Ultrasound System (eHertz C, eHertz E, eHertz R, eHertz S).” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K250228
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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