510(k) · Cleared
ClearedColor Doppler Ultrasound Diagnostic System (CMS1700B), Color Doppler Ultrasound Diagnostic System (CMS1700C)
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Contec Medical Systems Co.,Ltd · IYN System, Imaging, Pulsed Doppler, Ultrasonic
Cleared on May 2, 2024 as substantially equivalent to K213862 (Qingdao Hisense Medical Equipment Co., Ltd., 2022) after a 226-day review. Its family tree reaches back 29 generations to 1995. 6 of the 296 devices in its family, counting itself, have a Class I recall.
- Decided
- May 2, 2024
- Review
- 226 days
- Class
- Class II
- Product code
- IYN
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 29 generations to K935595 (1995). 295 ancestors in all, the oldest K852159 (1985). No later device cites it as a predicate yet. 6 of the 296 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 backK181637 DC-70/DC-70T/DC-70 Pro/DC-70 Exp/DC-75/DC-78/DC-70S Diagnostic…Shenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2019
- 2 generations backK192152 DC-80/DC-80 PRO/DC-80…Shenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2019
- 1 generation backK213862 HD60 Series Ultrasound Diagnostic SystemQingdao Hisense Medical Equipment Co., Ltd. · 2022
- This deviceK232908 Color Doppler Ultrasound Diagnostic System (CMS1700B), Color Doppler…Contec Medical Systems Co.,Ltd · 2024
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 backK163690 DC-70/DC-70T /DC-70 Pro/DC-70 Exp/DC-75/DC-78/DC-70S Diagnostic…Shenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2017
- 3 generations backK181637 DC-70/DC-70T/DC-70 Pro/DC-70 Exp/DC-75/DC-78/DC-70S Diagnostic…Shenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2019
- 2 generations backK192152 DC-80/DC-80 PRO/DC-80…Shenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2019
- 1 generation backK213862 HD60 Series Ultrasound Diagnostic SystemQingdao Hisense Medical Equipment Co., Ltd. · 2022
- This deviceK232908 Color Doppler Ultrasound Diagnostic System (CMS1700B), Color Doppler…Contec Medical Systems Co.,Ltd · 2024
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 | K163690 | DC-70/DC-70T /DC-70 Pro/DC-70 Exp/DC-75/DC-78/DC-70S Diagnostic Ultrasound… | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2017 | — |
| −3 | K181637 | DC-70/DC-70T/DC-70 Pro/DC-70 Exp/DC-75/DC-78/DC-70S Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2019 | — |
| −2 | K192152 | DC-80/DC-80 PRO/DC-80 EXP/DC-80S/DC-85/DC-86/DC-86S/DC-89/DC-TV/DC-TQ… | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2019 | — |
| −1 | K213862 | HD60 Series Ultrasound Diagnostic System | Qingdao Hisense Medical Equipment Co., Ltd. | 2022 | — |
| 0 (this device) | K232908 | Color Doppler Ultrasound Diagnostic System (CMS1700B), Color Doppler… | Contec Medical Systems Co.,Ltd | 2024 | — |
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 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 8 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 1 |
| 1997 | 10 | 0 |
| 1998 | 12 | 3 |
| 1999 | 14 | 0 |
| 2000 | 16 | 1 |
| 2001 | 22 | 0 |
| 2002 | 18 | 0 |
| 2003 | 18 | 0 |
| 2004 | 18 | 1 |
| 2005 | 18 | 0 |
| 2006 | 14 | 0 |
| 2007 | 10 | 0 |
| 2008 | 10 | 0 |
| 2009 | 10 | 0 |
| 2010 | 9 | 0 |
| 2011 | 11 | 0 |
| 2012 | 11 | 0 |
| 2013 | 9 | 0 |
| 2014 | 3 | 0 |
| 2015 | 4 | 0 |
| 2016 | 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.
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 |
|---|---|---|---|
| * | K213862 | HD60 Series Ultrasound Diagnostic SystemSummary page 7…0.67 0.13 0.68 5. Identification of Predicate Device(s) Predicate Device ： 510(k) Number: K213862 4 / 10… | 2022 |
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 29 years and passes through 6 companies; a new generation was cleared every 8 months on median.
- 83 of the 295 ancestors have a recall of any class; 6 have a Class I recall.
- 2 other devices also cite its predicate K213862.
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. 2024, 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 Color Doppler Ultrasound Diagnostic System is a general-purpose ultrasound system. It is intended for use by, or under the direction of a qualified and trained physician for ultrasound imaging, measurement, display and analysis of the human body and fluid. The device is intended for use in a hospital environment.
The systems support the following clinical applications:
Ultrasound examination and diagnosis of abdomen, obstetrics, gynecology, small organ (Thyroid, Galactophore, Testis) and cardiac. Modes of operation include: 3D Imaging mode, B, M, PW Doppler, Color Doppler, Color M Doppler, Power Doppler, Harmonic Imaging, Combined modes: B/M, B/Color M, B/PWD, B/Color/PWD, B/Power/PWD.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K232908 · printed Nov 4, 2026
Cite this page
510(k) Report. “K232908: Color Doppler Ultrasound Diagnostic System (CMS1700B), Color Doppler Ultrasound Diagnostic System (CMS1700C).” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K232908
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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