510(k) · Cleared
ClearedClarius OB AI
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Clarius Mobile Health Corp. · IYN System, Imaging, Pulsed Doppler, Ultrasonic
Cleared on Jun 14, 2024 as substantially equivalent to K230365 (Sonio, 2023) after a 182-day review. Its family tree reaches back 24 generations to 1995.
- Decided
- Jun 14, 2024
- Review
- 182 days
- Class
- Class II
- Product code
- IYN
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 24 generations to K935595 (1995). 128 ancestors in all, the oldest K863700 (1987). No later device cites it as a predicate yet.
- Root · 24 generations backK935595 Acuson Model 3001Acuson Corp. · 1995
- 20 generations between
- 3 generations backK180535 Voluson P6 and Voluson P8GE Healthcare · 2018 · Recalled
- 2 generations backK201828 Voluson SWIFT, Voluson SWIFT+GE Medical Systems Ultrasound and Primary Care Diagnostics · 2020
- 1 generation backK230365 Sonio DetectSonio · 2023
- This deviceK233955 Clarius OB AIClarius Mobile Health Corp. · 2024
Show all 24 generations
- Root · 24 generations backK935595 Acuson Model 3001Acuson Corp. · 1995
- 23 generations backK973767 Harmonic Imaging with ContrastAcuson Corp. · 1997
- 22 generations backK022567 Sequoia Signature II Diagnostic Ultrasound SystemAcuson Corp. · 2002
- 21 generations backK032114 Sequoia 8.0 Diagnostic Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2003
- 20 generations backK041319 Sequoia Diagnostic Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2004
- 19 generations backK042770 Modification to Acuson CV70 Cardiovascular SystemSiemens Medical Solutions USA, Inc. · 2004 · Recalled
- 18 generations backK050240 Modification to Acuson CV70 Cardiovascular SystemSiemens Medical Solutions USA, Inc. · 2005 · Recalled
- 17 generations backK052894 Sonoline G60 S Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2005 · Recalled
- 16 generations backK063138 Modification to Acuson Antares Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2006
- 15 generations backK063803 Acuson Antares Diagnostic Ultrasound SystemSiemens Medical Solutions USA, Inc., Ultrasound DI · 2007 · Recalled
- 14 generations backK072786 Acuson S2000 Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2007
- 13 generations backK083095 Sonixtouch Ultrasound SystemUltrasonix Medical Corporation · 2008
- 12 generations backK092271 GE Logiq E9 BT2010 Diagnostic Ultrasound System, Model 5205000-3…GE Healthcare · 2009 · Recalled
- 11 generations backK110943 Logiq E9GE Healthcare · 2011 · Recalled
- 10 generations backK113690 GE Logiq I, Logiq E and Vivid EGE Healthcare · 2011 · Recalled
- 9 generations backK120741 Voluson S6, Voluson S8GE Healthcare · 2012
- 8 generations backK131267 Voluson E6/E8/E8EXPERT/E8EXPERT Limited Edition/E10GE Healthcare · 2013
- 7 generations backK132913 Voluson E6 / E8 / E8EXPERT / E8EXPERT Limited Edition / E10GE Healthcare · 2013
- 6 generations backK142472 Voluson E6 / Voluson E8 / Voluson E10 Diagnostic Ultrasound SystemsGE Healthcare · 2015
- 5 generations backK152567 Voluson E6, Voluson E8, Voluson E10 Diagnostic Ultrasound SystemGE Healthcare · 2015
- 4 generations backK160162 Voluson P6, Voluson P8GE Healthcare · 2016
- 3 generations backK180535 Voluson P6 and Voluson P8GE Healthcare · 2018 · Recalled
- 2 generations backK201828 Voluson SWIFT, Voluson SWIFT+GE Medical Systems Ultrasound and Primary Care Diagnostics · 2020
- 1 generation backK230365 Sonio DetectSonio · 2023
- This deviceK233955 Clarius OB AIClarius Mobile Health Corp. · 2024
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −24 | K935595 | Acuson Model 3001 | Acuson Corp. | 1995 | — |
| −23 | K973767 | Harmonic Imaging with Contrast | Acuson Corp. | 1997 | — |
| −22 | K022567 | Sequoia Signature II Diagnostic Ultrasound System | Acuson Corp. | 2002 | — |
| −21 | K032114 | Sequoia 8.0 Diagnostic Ultrasound System | Siemens Medical Solutions USA, Inc. | 2003 | — |
| −20 | K041319 | Sequoia Diagnostic Ultrasound System | Siemens Medical Solutions USA, Inc. | 2004 | — |
| −19 | K042770 | Modification to Acuson CV70 Cardiovascular System | Siemens Medical Solutions USA, Inc. | 2004 | 1 |
| −18 | K050240 | Modification to Acuson CV70 Cardiovascular System | Siemens Medical Solutions USA, Inc. | 2005 | 1 |
| −17 | K052894 | Sonoline G60 S Ultrasound System | Siemens Medical Solutions USA, Inc. | 2005 | 1 |
| −16 | K063138 | Modification to Acuson Antares Ultrasound System | Siemens Medical Solutions USA, Inc. | 2006 | — |
| −15 | K063803 | Acuson Antares Diagnostic Ultrasound System | Siemens Medical Solutions USA, Inc., Ultrasound DI | 2007 | 9 |
| −14 | K072786 | Acuson S2000 Ultrasound System | Siemens Medical Solutions USA, Inc. | 2007 | — |
| −13 | K083095 | Sonixtouch Ultrasound System | Ultrasonix Medical Corporation | 2008 | — |
| −12 | K092271 | GE Logiq E9 BT2010 Diagnostic Ultrasound System, Model 5205000-3, 5205000-4 | GE Healthcare | 2009 | 1 |
| −11 | K110943 | Logiq E9 | GE Healthcare | 2011 | 2 |
| −10 | K113690 | GE Logiq I, Logiq E and Vivid E | GE Healthcare | 2011 | 1 |
| −9 | K120741 | Voluson S6, Voluson S8 | GE Healthcare | 2012 | — |
| −8 | K131267 | Voluson E6/E8/E8EXPERT/E8EXPERT Limited Edition/E10 | GE Healthcare | 2013 | — |
| −7 | K132913 | Voluson E6 / E8 / E8EXPERT / E8EXPERT Limited Edition / E10 | GE Healthcare | 2013 | — |
| −6 | K142472 | Voluson E6 / Voluson E8 / Voluson E10 Diagnostic Ultrasound Systems | GE Healthcare | 2015 | — |
| −5 | K152567 | Voluson E6, Voluson E8, Voluson E10 Diagnostic Ultrasound System | GE Healthcare | 2015 | — |
| −4 | K160162 | Voluson P6, Voluson P8 | GE Healthcare | 2016 | — |
| −3 | K180535 | Voluson P6 and Voluson P8 | GE Healthcare | 2018 | 1 |
| −2 | K201828 | Voluson SWIFT, Voluson SWIFT+ | GE Medical Systems Ultrasound and Primary Care Diagnostics | 2020 | — |
| −1 | K230365 | Sonio Detect | Sonio | 2023 | — |
| 0 (this device) | K233955 | Clarius OB AI | Clarius Mobile Health Corp. | 2024 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1987 | 1 | 0 |
| 1989 | 1 | 0 |
| 1992 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 6 | 0 |
| 1998 | 2 | 0 |
| 1999 | 6 | 0 |
| 2000 | 6 | 0 |
| 2001 | 7 | 0 |
| 2002 | 7 | 0 |
| 2003 | 10 | 0 |
| 2004 | 12 | 0 |
| 2005 | 11 | 0 |
| 2006 | 7 | 0 |
| 2007 | 2 | 0 |
| 2008 | 4 | 0 |
| 2009 | 2 | 0 |
| 2010 | 1 | 0 |
| 2011 | 4 | 0 |
| 2012 | 3 | 0 |
| 2014 | 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 |
|---|---|---|---|
| * | K230365 | Sonio DetectSummary page 5…pared: June 13, 2024 Predicate Device Information: Device Trade Name: Sonio Detect 510(k) Reference: K230365 Manufacturer Name: Sonio Regulation Name: Ultrasonic Pulsed Doppler Ima… | 2023 |
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 29 years and passes through 8 companies; a new generation was cleared every 11 months on median.
- 33 of the 128 ancestors have a recall of any class.
- 2 other devices also cite its predicate K230365.
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?
Clarius OB AI is intended to assist in measurements of fetal biometric parameters (i.e., head circumference, abdominal circumference, femur length, bi-parietal diameter, crown rump length) on ultrasound data acquired by the Clarius Ultrasound Scanner (i.e., curvilinear scanner). The user shall be a healthcare professional trained and qualified in ultrasound. The user retains the responsibility of confirming the validity of the measurements based on standard practices and clinical judgment. Clarius GB Al is indicated for use in adult patients only.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K233955 · printed Nov 6, 2026
Cite this page
510(k) Report. “K233955: Clarius OB AI.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K233955
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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