510(k) · Cleared
ClearedU50 Diagnostic Ultrasound System
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Edan Instruments, Inc. · IYN System, Imaging, Pulsed Doppler, Ultrasonic
Cleared on Nov 15, 2017 as substantially equivalent to K142511 (Edan Instruments, Inc., 2015) after a 49-day review. Its family tree reaches back 20 generations to 1995. 1 later device descends from it.
- Decided
- Nov 15, 2017
- Review
- 49 days
- Class
- Class II
- Product code
- IYN
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 20 generations to K935595 (1995). 127 ancestors in all, the oldest K852159 (1985). 1 later device descends from it, 1 citing it directly.
- Root · 20 generations backK935595 Acuson Model 3001Acuson Corp. · 1995
- 16 generations between
- 3 generations backK102991 M5 Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2010
- 2 generations backK123249 Diagnostic Ultrasound SystemEdan Instruments, Inc. · 2013
- 1 generation backK142511 U50 Diagnostic Ultrasound SystemEdan Instruments, Inc. · 2015
- This deviceK173003 U50 Diagnostic Ultrasound SystemEdan Instruments, Inc. · 2017
- Descendant · cites it directly · 0 of its ownK180408 U60 Diagnostic Ultrasound SystemEdan Instruments, Inc. · 2018
Show all 20 generations
- Root · 20 generations backK935595 Acuson Model 3001Acuson Corp. · 1995
- 19 generations backK973767 Harmonic Imaging with ContrastAcuson Corp. · 1997
- 18 generations backK022567 Sequoia Signature II Diagnostic Ultrasound SystemAcuson Corp. · 2002
- 17 generations backK032111 Acuson CV70 Cardiovascular SystemSiemens Medical Solutions USA, Inc. · 2003 · Recalled
- 16 generations backK040060 Sonoline G50 and G60 S Diagnostic Ultrasound SystemsSiemens Medical Solutions USA, Inc. · 2004
- 15 generations backK043078 Nemio Diagnostic Ultrasound System, Model Ssa-550AToshiba America Medical Systems, In.C · 2004 · Recalled
- 14 generations backK051500 Famio Diagnostic Ultrasound Systems, Model Ssa-530AToshiba America Medical Systems, In.C · 2005
- 13 generations backK053346 Modification to: DP-9900 Digital Ultrasonic Diagnostic Imaging…Shenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2005
- 12 generations backK061189 DP-9900 Digital Ultrasonic Diagnostic Imaging SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2006
- 11 generations backK063500 DC-6 Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2006
- 10 generations backK072164 DC-6 Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2007
- 9 generations backK080640 M5 Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2008
- 8 generations backK081320 DC-3, DC-3T Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2008
- 7 generations backK083505 DC-3/DC-3T Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2008
- 6 generations backK091941 DC-3/DC-3T Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2009
- 5 generations backK092691 DC-7 Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2009
- 4 generations backK100830 M7/M7T Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2010
- 3 generations backK102991 M5 Diagnostic Ultrasound SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2010
- 2 generations backK123249 Diagnostic Ultrasound SystemEdan Instruments, Inc. · 2013
- 1 generation backK142511 U50 Diagnostic Ultrasound SystemEdan Instruments, Inc. · 2015
- This deviceK173003 U50 Diagnostic Ultrasound SystemEdan Instruments, Inc. · 2017
Most influential descendants
Showing 1 of 1 · See all- K180408U60 Diagnostic Ultrasound SystemEdan Instruments, Inc. · 2018 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −20 | K935595 | Acuson Model 3001 | Acuson Corp. | 1995 | — |
| −19 | K973767 | Harmonic Imaging with Contrast | Acuson Corp. | 1997 | — |
| −18 | K022567 | Sequoia Signature II Diagnostic Ultrasound System | Acuson Corp. | 2002 | — |
| −17 | K032111 | Acuson CV70 Cardiovascular System | Siemens Medical Solutions USA, Inc. | 2003 | 1 |
| −16 | K040060 | Sonoline G50 and G60 S Diagnostic Ultrasound Systems | Siemens Medical Solutions USA, Inc. | 2004 | — |
| −15 | K043078 | Nemio Diagnostic Ultrasound System, Model Ssa-550A | Toshiba America Medical Systems, In.C | 2004 | 1 |
| −14 | K051500 | Famio Diagnostic Ultrasound Systems, Model Ssa-530A | Toshiba America Medical Systems, In.C | 2005 | — |
| −13 | K053346 | Modification to: DP-9900 Digital Ultrasonic Diagnostic Imaging System, Model… | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2005 | — |
| −12 | K061189 | DP-9900 Digital Ultrasonic Diagnostic Imaging System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2006 | — |
| −11 | K063500 | DC-6 Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2006 | — |
| −10 | K072164 | DC-6 Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2007 | — |
| −9 | K080640 | M5 Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2008 | — |
| −8 | K081320 | DC-3, DC-3T Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2008 | — |
| −7 | K083505 | DC-3/DC-3T Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2008 | — |
| −6 | K091941 | DC-3/DC-3T Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2009 | — |
| −5 | K092691 | DC-7 Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2009 | — |
| −4 | K100830 | M7/M7T Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2010 | — |
| −3 | K102991 | M5 Diagnostic Ultrasound System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2010 | — |
| −2 | K123249 | Diagnostic Ultrasound System | Edan Instruments, Inc. | 2013 | — |
| −1 | K142511 | U50 Diagnostic Ultrasound System | Edan Instruments, Inc. | 2015 | — |
| 0 (this device) | K173003 | U50 Diagnostic Ultrasound System | Edan Instruments, Inc. | 2017 | — |
| +1 | K180408 | U60 Diagnostic Ultrasound System | Edan Instruments, Inc. | 2018 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1985 | 1 | 0 |
| 1987 | 1 | 0 |
| 1992 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 8 | 0 |
| 2000 | 7 | 0 |
| 2001 | 9 | 0 |
| 2002 | 6 | 0 |
| 2003 | 10 | 0 |
| 2004 | 14 | 0 |
| 2005 | 10 | 0 |
| 2006 | 8 | 0 |
| 2007 | 5 | 0 |
| 2008 | 3 | 0 |
| 2009 | 3 | 0 |
| 2011 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2018 | 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.
Planning a device in IYN? 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 |
|---|---|---|---|
| * | K142511 | U50 Diagnostic Ultrasound SystemSummary page 16…Notification Class III Certification and Summary 4. Predicate U50 Diagnostic ultrasound system/ K142511/ Edan Instruments, Inc. Device(s): 5. Pre-Submission, Not applicable, there is no pri… | 2015 |
What descends from it? (1)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K180408 | U60 Diagnostic Ultrasound System | 2018 | 0 |
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 22 years and passes through 5 companies; a new generation was cleared every 7 months on median.
- 27 of the 127 ancestors have a recall of any class.
- Of its descendants, K180408 (Edan Instruments, Inc., 2018) has gone furthest, with 0 descendants of its own.
- 2 other devices also cite its predicate K142511.
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. 2017, 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 diagnostic ultrasound system (U50) is applicable for adults, pregnant women, pediatric patients’ ultrasound evaluation in hospitals and clinics. It is intended for use in abdominal, obstetrics, gynecology, pediatric, small parts, urology, peripheral vascular, musculoskeletal (conventional and superficial), endovaginal and cardiac clinical applications, by or on the order of a physician or similarly qualified health care professional.
Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K173003 · printed Nov 6, 2026
Cite this page
510(k) Report. “K173003: U50 Diagnostic Ultrasound System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K173003
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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