510(k) · Cleared
ClearedARIETTA Prologue Diagnostic Ultrasound system and Transducers
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Hitachi, Ltd. · IYN System, Imaging, Pulsed Doppler, Ultrasonic
Cleared on Dec 15, 2016 as substantially equivalent to K142368 (Hitachi Aloka Medical, Ltd., 2015) after a 59-day review. Its family tree reaches back 16 generations to 1995.
- Decided
- Dec 15, 2016
- Review
- 59 days
- Class
- Class II
- Product code
- IYN
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 16 generations to K935595 (1995). 94 ancestors in all, the oldest K891689 (1989). No later device cites it as a predicate yet.
- Root · 16 generations backK935595 Acuson Model 3001Acuson Corp. · 1995
- 12 generations between
- 3 generations backK121138 Acuson S3000 Diagnostic Ultrasound SystemSiemens Medical Solution · 2012
- 2 generations backK130881 Acuson S2000 and S3000Siemens Medical Solutions USA, Inc. · 2013
- 1 generation backK142368 Noblus Diagnostic Ultrasound ScannerHitachi Aloka Medical, Ltd. · 2015 · Recalled
- This deviceK162902 ARIETTA Prologue Diagnostic Ultrasound system and TransducersHitachi, Ltd. · 2016
Show all 16 generations
- Root · 16 generations backK935595 Acuson Model 3001Acuson Corp. · 1995
- 15 generations backK973767 Harmonic Imaging with ContrastAcuson Corp. · 1997
- 14 generations backK022567 Sequoia Signature II Diagnostic Ultrasound SystemAcuson Corp. · 2002
- 13 generations backK032114 Sequoia 8.0 Diagnostic Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2003
- 12 generations backK041319 Sequoia Diagnostic Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2004
- 11 generations backK042770 Modification to Acuson CV70 Cardiovascular SystemSiemens Medical Solutions USA, Inc. · 2004 · Recalled
- 10 generations backK050240 Modification to Acuson CV70 Cardiovascular SystemSiemens Medical Solutions USA, Inc. · 2005 · Recalled
- 9 generations backK052894 Sonoline G60 S Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2005 · Recalled
- 8 generations backK063138 Modification to Acuson Antares Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2006
- 7 generations backK063803 Acuson Antares Diagnostic Ultrasound SystemSiemens Medical Solutions USA, Inc., Ultrasound DI · 2007 · Recalled
- 6 generations backK072786 Acuson S2000 Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2007
- 5 generations backK081148 Siemens Acuson 2000 Ultrasound System with Abvs TransducerSiemens Medical Solutions USA, Inc., Ultrasound DI · 2008 · Recalled
- 4 generations backK111674 AcusonSiemens Medical Solutions USA, Inc. · 2011 · Recalled
- 3 generations backK121138 Acuson S3000 Diagnostic Ultrasound SystemSiemens Medical Solution · 2012
- 2 generations backK130881 Acuson S2000 and S3000Siemens Medical Solutions USA, Inc. · 2013
- 1 generation backK142368 Noblus Diagnostic Ultrasound ScannerHitachi Aloka Medical, Ltd. · 2015 · Recalled
- This deviceK162902 ARIETTA Prologue Diagnostic Ultrasound system and TransducersHitachi, Ltd. · 2016
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −16 | K935595 | Acuson Model 3001 | Acuson Corp. | 1995 | — |
| −15 | K973767 | Harmonic Imaging with Contrast | Acuson Corp. | 1997 | — |
| −14 | K022567 | Sequoia Signature II Diagnostic Ultrasound System | Acuson Corp. | 2002 | — |
| −13 | K032114 | Sequoia 8.0 Diagnostic Ultrasound System | Siemens Medical Solutions USA, Inc. | 2003 | — |
| −12 | K041319 | Sequoia Diagnostic Ultrasound System | Siemens Medical Solutions USA, Inc. | 2004 | — |
| −11 | K042770 | Modification to Acuson CV70 Cardiovascular System | Siemens Medical Solutions USA, Inc. | 2004 | 1 |
| −10 | K050240 | Modification to Acuson CV70 Cardiovascular System | Siemens Medical Solutions USA, Inc. | 2005 | 1 |
| −9 | K052894 | Sonoline G60 S Ultrasound System | Siemens Medical Solutions USA, Inc. | 2005 | 1 |
| −8 | K063138 | Modification to Acuson Antares Ultrasound System | Siemens Medical Solutions USA, Inc. | 2006 | — |
| −7 | K063803 | Acuson Antares Diagnostic Ultrasound System | Siemens Medical Solutions USA, Inc., Ultrasound DI | 2007 | 9 |
| −6 | K072786 | Acuson S2000 Ultrasound System | Siemens Medical Solutions USA, Inc. | 2007 | — |
| −5 | K081148 | Siemens Acuson 2000 Ultrasound System with Abvs Transducer | Siemens Medical Solutions USA, Inc., Ultrasound DI | 2008 | 3 |
| −4 | K111674 | Acuson | Siemens Medical Solutions USA, Inc. | 2011 | 3 |
| −3 | K121138 | Acuson S3000 Diagnostic Ultrasound System | Siemens Medical Solution | 2012 | — |
| −2 | K130881 | Acuson S2000 and S3000 | Siemens Medical Solutions USA, Inc. | 2013 | — |
| −1 | K142368 | Noblus Diagnostic Ultrasound Scanner | Hitachi Aloka Medical, Ltd. | 2015 | 1 |
| 0 (this device) | K162902 | ARIETTA Prologue Diagnostic Ultrasound system and Transducers | Hitachi, Ltd. | 2016 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1989 | 1 | 0 |
| 1992 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 0 |
| 2002 | 8 | 0 |
| 2003 | 6 | 0 |
| 2004 | 11 | 0 |
| 2005 | 5 | 0 |
| 2006 | 2 | 0 |
| 2007 | 2 | 0 |
| 2008 | 1 | 0 |
| 2009 | 2 | 0 |
| 2010 | 5 | 0 |
| 2011 | 1 | 0 |
| 2012 | 2 | 0 |
| 2013 | 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 |
|---|---|---|---|
| * | K142368 | Noblus Diagnostic Ultrasound ScannerSummary page 4…P P P P P P P Vessel Other (spec.) N = new indication; P = previously cleared in K134016, K142368 *Combination of each operating mode, B, M, PWD, CWD and Color Doppler. B/B, B/M, B/PW, B/CW, CFM-B/CFM-B, CFM-B/CFM-M, CFM-… | 2015 |
What descends from it?
No later submission names this one as a predicate yet.
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 21 years and passes through 6 companies; a new generation was cleared every 12 months on median.
- 26 of the 94 ancestors have a recall of any class.
- 6 other devices also cite its predicate K142368.
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. 2016, 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?
ARIETTA Prologue is intended for use by trained personnel (doctor, sonographer, etc.) for the diagnostic ultrasound evaluation of following clinical applications: FETAL; ABDOMINAL - (Includes imaging for guidance of percutaneous biopsy of abdominal organs and structures (including amniocentesis)); INTRA-OPERATIVE (SPEC.) - (Includes imaging of organs and structures exposed during surgery (excluding neurosurgery and laparoscopic procedures))…
Read the full statement (158 words)
ARIETTA Prologue is intended for use by trained personnel (doctor, sonographer, etc.) for the diagnostic ultrasound evaluation of following clinical applications: FETAL; ABDOMINAL - (Includes imaging for guidance of percutaneous biopsy of abdominal organs and structures (including amniocentesis)); INTRA-OPERATIVE (SPEC.) - (Includes imaging of organs and structures exposed during surgery (excluding neurosurgery and laparoscopic procedures)); INTRA-OPERATIVE (NEURO); LAPAROSCOPIC; PEDIATRIC; SMALL ORGAN (SPEC.) - (Includes thyroid, parathyroid, breast, scrotum, penis and imaging for guidance of biopsy); NEONATAL CEPHALIC; ADULT CEPHALIC; TRANS-RECTAL - (Includes imaging for guidance of trans-rectal biopsy); TRANS-VAGINAL - (Includes imaging for guidance of trans-vaginal biopsy); TRANS-ESOPHAGEAL (NON-CARDIAC & CARDIAC) - ADULT/PEDIATRIC; MUSCULOSKELETAL (CONVENT./ SUPERFIC.); Other (spec.) -WOUND (Includes imaging for Cavernous/Non-Cavernous wounds); Other (spec) - GYNECOLOGICAL; CARDIAC: ADULT/PEDIATRIC and PERIPHERAL VESSEL.
The Modes of Operation are B mode, M mode, PW mode (Pulsed Wave Doppler), CW mode (Continuous Wave Doppler), Color Doppler, Amplitude Doppler (Color Flow Angiography) and TDI (Tissue Doppler Imaging), Omni Directional M mode.
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/K162902 · printed Nov 4, 2026
Cite this page
510(k) Report. “K162902: ARIETTA Prologue Diagnostic Ultrasound system and Transducers.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K162902
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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