510(k) · Cleared
ClearedDigital Ultrasonic Diagnostic Imaging System, Model D3 and D6
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Edan Instruments, Inc. · IYO System, Imaging, Pulsed Echo, Ultrasonic
Cleared on Oct 12, 2012 as substantially equivalent to K091680 (Edan Instruments, Inc., 2009) after a 50-day review. Its family tree reaches back 6 generations to 1995. 1 later device descends from it.
- Decided
- Oct 12, 2012
- Review
- 50 days
- Class
- Class II
- Product code
- IYO
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 6 generations to K934139 (1995). 18 ancestors in all, the oldest K852159 (1985). 1 later device descends from it, 1 citing it directly.
- Root · 6 generations backK934139 Tomtec Echo-ViewTomtec Tomographic Technologies GmbH · 1995
- 5 generations backK993398 Echo View, Easy View, Omni ViewTomtec Imaging Systems GmbH · 1999
- 4 generations backK022824 Echo-View 5.X, Easy-View 2.X, Omni View 2.X, Cardio-View 1.X, LV…Tomtec Imaging Systems GmbH · 2002
- 3 generations backK042540 Philips IU22 Ultrasound SystemPhilips Ultrasound, Inc. · 2004 · Recalled
- 2 generations backK060949 DP-6600 Digital Ultrasonic Diagnostic Imaging SystemShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2006
- 1 generation backK091680 Digital Ultrasonic Diagnostic Imaging SystemEdan Instruments, Inc. · 2009
- This deviceK122574 Digital Ultrasonic Diagnostic Imaging System, Model D3 and D6Edan Instruments, Inc. · 2012
- Descendant · cites it directly · 0 of its ownK163688 Medisono Ultrasonic Diagnostic Imaging System, models P1, P3, and P10Medisono, LLC · 2017
Most influential descendants
Showing 1 of 1 · See all- K163688Medisono Ultrasonic Diagnostic Imaging System, models P1, P3, and P10Medisono, LLC · 2017 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −6 | K934139 | Tomtec Echo-View | Tomtec Tomographic Technologies GmbH | 1995 | — |
| −5 | K993398 | Echo View, Easy View, Omni View | Tomtec Imaging Systems GmbH | 1999 | — |
| −4 | K022824 | Echo-View 5.X, Easy-View 2.X, Omni View 2.X, Cardio-View 1.X, LV Analysis 1.X… | Tomtec Imaging Systems GmbH | 2002 | — |
| −3 | K042540 | Philips IU22 Ultrasound System | Philips Ultrasound, Inc. | 2004 | 4 |
| −2 | K060949 | DP-6600 Digital Ultrasonic Diagnostic Imaging System | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2006 | — |
| −1 | K091680 | Digital Ultrasonic Diagnostic Imaging System | Edan Instruments, Inc. | 2009 | — |
| 0 (this device) | K122574 | Digital Ultrasonic Diagnostic Imaging System, Model D3 and D6 | Edan Instruments, Inc. | 2012 | — |
| +1 | K163688 | Medisono Ultrasonic Diagnostic Imaging System, models P1, P3, and P10 | Medisono, LLC | 2017 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1985 | 1 | 0 |
| 1992 | 1 | 0 |
| 1994 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2002 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2017 | 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 IYO? 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 IYO device
- #1 K243937 Accuro 3Sscore 20.5 · 18 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 |
|---|---|---|---|
| * | K091680 | Digital Ultrasonic Diagnostic Imaging SystemSummary page 1…Product code: ITX Regulatory Class: Class 11 3. Predicate Device: Digital Ultrasonic Diagnostic Imaging System. K091680 Manufacturer: Edan Instruments, Inc. 4. Device D3 and D6 Digital Ultrasound Diagnostic Ima… | 2009 |
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 |
|---|---|---|---|
| K163688 | Medisono Ultrasonic Diagnostic Imaging System, models P1, P3, and P10 | 2017 | 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 17 years and passes through 5 companies; a new generation was cleared every 3.1 years on median.
- 1 of the 18 ancestors has a recall of any class.
- Of its descendants, K163688 (Medisono, LLC, 2017) has gone furthest, with 0 descendants of its own.
- 2 other devices also cite its predicate K091680.
How does its category compare?
All IYO devicesIYO System, Imaging, Pulsed Echo, Ultrasonic: FDA decisions, review times, recalls and adverse event reports over 20 years. 2012, this device’s year, is highlighted.
FDA decisions per year · IYO
7in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · IYO
171in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · IYO
1in 2022
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · IYO
485in 2025
MAUDE reports naming product code IYO, 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 | 20 | 17 | 4 | 39 |
| 2008 | 14 | 36 | 5 | 20 |
| 2009 | 13 | 79 | 9 | 27 |
| 2010 | 15 | 113 | 8 | 20 |
| 2011 | 11 | 69 | 0 | 58 |
| 2012 | 15 | 68 | 2 | 78 |
| 2013 | 17 | 50 | 3 | 436 |
| 2014 | 14 | 63 | 2 | 304 |
| 2015 | 19 | 46 | 1 | 268 |
| 2016 | 10 | 36 | 0 | 254 |
| 2017 | 19 | 72 | 0 | 238 |
| 2018 | 14 | 56 | 1 | 368 |
| 2019 | 13 | 59 | 1 | 537 |
| 2020 | 11 | 57 | 0 | 498 |
| 2021 | 15 | 64 | 11 | 617 |
| 2022 | 5 | 190 | 1 | 511 |
| 2023 | 11 | 177 | 0 | 527 |
| 2024 | 10 | 220 | 0 | 640 |
| 2025 | 7 | 171 | 0 | 485 |
| 2026 | 10 | 139 | 1 | — |
What is it indicated for?
The D3 and D6 Digital Ultrasonic Diagnostic Imaging System are applicable for adult or children ultrasound evaluation in hospitals, clinics, gynecology rooms, obstetrics rooms, examination rooms, intensive care units, and emergency rooms The D3 and D6 are intended for use by or on the order of a physician or similarly qualified health care professional for ultrasound evaluation of Fetus; Abdomen; Pediatrics; Small Organ; Neonatal head; Cardiology…
Read the full statement (274 words)
The D3 and D6 Digital Ultrasonic Diagnostic Imaging System are applicable for adult or children ultrasound evaluation in hospitals, clinics, gynecology rooms, obstetrics rooms, examination rooms, intensive care units, and emergency rooms The D3 and D6 are intended for use by or on the order of a physician or similarly qualified health care professional for ultrasound evaluation of Fetus; Abdomen; Pediatrics; Small Organ; Neonatal head; Cardiology; Peripheral Vessel; Musculo-skeleton (both Conventional and Superficial); Urology (including prostate); Transrecta and Transvagina.
Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K122574 · printed Nov 6, 2026
Cite this page
510(k) Report. “K122574: Digital Ultrasonic Diagnostic Imaging System, Model D3 and D6.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K122574
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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