510(k) · Cleared
Recalled · Class II · 2022Aplio a550, Aplio a450, and Aplio a, Diagnostic Ultrasound System, Software V6.5
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Canon Medical Systems Corporation · IYN System, Imaging, Pulsed Doppler, Ultrasonic
Cleared on Mar 22, 2022 as substantially equivalent to K202364 (Canon Medical Systems Corporation, 2020) after a 187-day review. Its family tree reaches back 25 generations to 1995. 6 of the 266 devices in its family, counting itself, have a Class I recall. It has been recalled once.
- Decided
- Mar 22, 2022
- Review
- 187 days
- Class
- Class II
- Product code
- IYN
- Recalls
- 1
- Predicates
- 1
Its longest line of descent runs back 25 generations to K935595 (1995). 265 ancestors in all, the oldest K844472 (1985). No later device cites it as a predicate yet. 6 of the 266 devices in this family, counting this one, have a Class I recall.
- Root · 25 generations backK935595 Acuson Model 3001Acuson Corp. · 1995
- 21 generations between
- 3 generations backK182427 Aplio a550 and a450, Software V2.8 Diagnostic Ultrasound SystemCanon Medical Systems Corporation · 2018
- 2 generations backK191663 Aplio a550, Aplio a450 and Aplio a, Diagnostic Ultrasound System, V4.0Canon Medical Systems Corporation · 2019
- 1 generation backK202364 Aplio a550, Aplio a450, Aplio a, Diagnostic Ultrasound System…Canon Medical Systems Corporation · 2020
- This deviceK212960 Aplio a550, Aplio a450, and Aplio a, Diagnostic Ultrasound System…Canon Medical Systems Corporation · 2022
Show all 25 generations
- Root · 25 generations backK935595 Acuson Model 3001Acuson Corp. · 1995
- 24 generations backK973767 Harmonic Imaging with ContrastAcuson Corp. · 1997
- 23 generations backK022567 Sequoia Signature II Diagnostic Ultrasound SystemAcuson Corp. · 2002
- 22 generations backK032114 Sequoia 8.0 Diagnostic Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2003
- 21 generations backK041319 Sequoia Diagnostic Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2004
- 20 generations backK042770 Modification to Acuson CV70 Cardiovascular SystemSiemens Medical Solutions USA, Inc. · 2004 · Recalled
- 19 generations backK050240 Modification to Acuson CV70 Cardiovascular SystemSiemens Medical Solutions USA, Inc. · 2005 · Recalled
- 18 generations backK052894 Sonoline G60 S Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2005 · Recalled
- 17 generations backK063138 Modification to Acuson Antares Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2006
- 16 generations backK063803 Acuson Antares Diagnostic Ultrasound SystemSiemens Medical Solutions USA, Inc., Ultrasound DI · 2007 · Recalled
- 15 generations backK072786 Acuson S2000 Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2007
- 14 generations backK083095 Sonixtouch Ultrasound SystemUltrasonix Medical Corporation · 2008
- 13 generations backK092271 GE Logiq E9 BT2010 Diagnostic Ultrasound System, Model 5205000-3…GE Healthcare · 2009 · Recalled
- 12 generations backK110943 Logiq E9GE Healthcare · 2011 · Recalled
- 11 generations backK113690 GE Logiq I, Logiq E and Vivid EGE Healthcare · 2011 · Recalled
- 10 generations backK120741 Voluson S6, Voluson S8GE Healthcare · 2012
- 9 generations backK131267 Voluson E6/E8/E8EXPERT/E8EXPERT Limited Edition/E10GE Healthcare · 2013
- 8 generations backK132913 Voluson E6 / E8 / E8EXPERT / E8EXPERT Limited Edition / E10GE Healthcare · 2013
- 7 generations backK142472 Voluson E6 / Voluson E8 / Voluson E10 Diagnostic Ultrasound SystemsGE Healthcare · 2015
- 6 generations backK152567 Voluson E6, Voluson E8, Voluson E10 Diagnostic Ultrasound SystemGE Healthcare · 2015
- 5 generations backK162269 Voluson E6, Voluson E8, Voluson E10GE Healthcare · 2016
- 4 generations backK173090 Aplio i900/i800/i700/i600 Diagnostic Ultrasound System, V2.4Toshibamedical Systems Corporation · 2018
- 3 generations backK182427 Aplio a550 and a450, Software V2.8 Diagnostic Ultrasound SystemCanon Medical Systems Corporation · 2018
- 2 generations backK191663 Aplio a550, Aplio a450 and Aplio a, Diagnostic Ultrasound System, V4.0Canon Medical Systems Corporation · 2019
- 1 generation backK202364 Aplio a550, Aplio a450, Aplio a, Diagnostic Ultrasound System…Canon Medical Systems Corporation · 2020
- This deviceK212960 Aplio a550, Aplio a450, and Aplio a, Diagnostic Ultrasound System…Canon Medical Systems Corporation · 2022
Class I recalls in this family
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −25 | K935595 | Acuson Model 3001 | Acuson Corp. | 1995 | — |
| −24 | K973767 | Harmonic Imaging with Contrast | Acuson Corp. | 1997 | — |
| −23 | K022567 | Sequoia Signature II Diagnostic Ultrasound System | Acuson Corp. | 2002 | — |
| −22 | K032114 | Sequoia 8.0 Diagnostic Ultrasound System | Siemens Medical Solutions USA, Inc. | 2003 | — |
| −21 | K041319 | Sequoia Diagnostic Ultrasound System | Siemens Medical Solutions USA, Inc. | 2004 | — |
| −20 | K042770 | Modification to Acuson CV70 Cardiovascular System | Siemens Medical Solutions USA, Inc. | 2004 | 1 |
| −19 | K050240 | Modification to Acuson CV70 Cardiovascular System | Siemens Medical Solutions USA, Inc. | 2005 | 1 |
| −18 | K052894 | Sonoline G60 S Ultrasound System | Siemens Medical Solutions USA, Inc. | 2005 | 1 |
| −17 | K063138 | Modification to Acuson Antares Ultrasound System | Siemens Medical Solutions USA, Inc. | 2006 | — |
| −16 | K063803 | Acuson Antares Diagnostic Ultrasound System | Siemens Medical Solutions USA, Inc., Ultrasound DI | 2007 | 9 |
| −15 | K072786 | Acuson S2000 Ultrasound System | Siemens Medical Solutions USA, Inc. | 2007 | — |
| −14 | K083095 | Sonixtouch Ultrasound System | Ultrasonix Medical Corporation | 2008 | — |
| −13 | K092271 | GE Logiq E9 BT2010 Diagnostic Ultrasound System, Model 5205000-3, 5205000-4 | GE Healthcare | 2009 | 1 |
| −12 | K110943 | Logiq E9 | GE Healthcare | 2011 | 2 |
| −11 | K113690 | GE Logiq I, Logiq E and Vivid E | GE Healthcare | 2011 | 1 |
| −10 | K120741 | Voluson S6, Voluson S8 | GE Healthcare | 2012 | — |
| −9 | K131267 | Voluson E6/E8/E8EXPERT/E8EXPERT Limited Edition/E10 | GE Healthcare | 2013 | — |
| −8 | K132913 | Voluson E6 / E8 / E8EXPERT / E8EXPERT Limited Edition / E10 | GE Healthcare | 2013 | — |
| −7 | K142472 | Voluson E6 / Voluson E8 / Voluson E10 Diagnostic Ultrasound Systems | GE Healthcare | 2015 | — |
| −6 | K152567 | Voluson E6, Voluson E8, Voluson E10 Diagnostic Ultrasound System | GE Healthcare | 2015 | — |
| −5 | K162269 | Voluson E6, Voluson E8, Voluson E10 | GE Healthcare | 2016 | — |
| −4 | K173090 | Aplio i900/i800/i700/i600 Diagnostic Ultrasound System, V2.4 | Toshibamedical Systems Corporation | 2018 | — |
| −3 | K182427 | Aplio a550 and a450, Software V2.8 Diagnostic Ultrasound System | Canon Medical Systems Corporation | 2018 | — |
| −2 | K191663 | Aplio a550, Aplio a450 and Aplio a, Diagnostic Ultrasound System, V4.0 | Canon Medical Systems Corporation | 2019 | — |
| −1 | K202364 | Aplio a550, Aplio a450, Aplio a, Diagnostic Ultrasound System, Software V5.1 | Canon Medical Systems Corporation | 2020 | — |
| 0 (this device) | K212960 | Aplio a550, Aplio a450, and Aplio a, Diagnostic Ultrasound System, Software V6.5 | Canon Medical Systems Corporation | 2022 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 7 | 0 |
| 1995 | 9 | 0 |
| 1996 | 7 | 1 |
| 1997 | 12 | 0 |
| 1998 | 13 | 3 |
| 1999 | 16 | 0 |
| 2000 | 13 | 1 |
| 2001 | 15 | 0 |
| 2002 | 19 | 0 |
| 2003 | 18 | 0 |
| 2004 | 15 | 1 |
| 2005 | 14 | 0 |
| 2006 | 11 | 0 |
| 2007 | 8 | 0 |
| 2008 | 9 | 0 |
| 2009 | 7 | 0 |
| 2010 | 7 | 0 |
| 2011 | 6 | 0 |
| 2012 | 11 | 0 |
| 2013 | 5 | 0 |
| 2014 | 4 | 0 |
| 2015 | 2 | 0 |
| 2016 | 1 | 0 |
| 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.
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 |
|---|---|---|---|
| * | K202364 | Aplio a550, Aplio a450, Aplio a, Diagnostic Ultrasound System, Software V5.1Summary page 5…EVICE Product Marketed by 510(k) Number Clearance Date Aplio a550, Aplio a450 and Canon Medical K202364 October 15, 2020 Aplio a, Diagnostic Ultrasound Systems USA, Inc. System, Software V5.1 9. REASO… | 2020 |
What descends from it?
No later submission names this one as a predicate yet.
Has anything in its family been recalled? (6 Class I)
Recalls of this device
| Date | Class | Recall | Root cause | Reason |
|---|---|---|---|---|
| Sep 29, 2022 | Class II | Z-0198-2023 | Software Design Change | After completion, ultrasound system's Stress Echo may not terminate if user does not manually terminate the protocol. During next patient exam, an abnormal confirmation message will be displayed "Same view was saved in this phase. Do you… |
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 · 10 generations back · ◆ in the 2000 ancestors bar of FIG. 12 Class I recalls
- K983529Instatrak 3000Visualization Technology, Inc. · 1998 · 10 generations back · ◆ in the 1998 ancestors bar of FIG. 11 Class I recall
- K982994Skull Base Instatrak SystemVisualization Technology, Inc. · 1998 · 10 generations back · ◆ in the 1998 ancestors bar of FIG. 11 Class I recall
- K981998Pediatric Instatrak SystemVisualization Technology, Inc. · 1998 · 10 generations back · ◆ in the 1998 ancestors bar of FIG. 11 Class I recall
- K960330InstatrakVisualization Technology, Inc. · 1996 · 10 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 27 years and passes through 7 companies; a new generation was cleared every 11 months on median.
- 76 of the 265 ancestors have a recall of any class; 6 have a Class I recall.
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. 2022, 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 Aplio a550 Model CUS-AA550,Aplio a450 Model CUSAA450 and Aplio a Model CUS-AA000 is indicated for the visualization of structures, and dynamic processes with the human body using ultrasound and to provide image information for diagnosis in the following clinical applications: fetal, abdominal, intra-operative (abdominal), pediatric, small organs (including thyroid, breast, testicle), trans-vaginal, trans-rectal, neonatal…
Read the full statement (176 words)
The Diagnostic Ultrasound System Aplio a550 Model CUS-AA550,Aplio a450 Model CUSAA450 and Aplio a Model CUS-AA000 is indicated for the visualization of structures, and dynamic processes with the human body using ultrasound and to provide image information for diagnosis in the following clinical applications: fetal, abdominal, intra-operative (abdominal), pediatric, small organs (including thyroid, breast, testicle), trans-vaginal, trans-rectal, neonatal cephalic, adult cephalic, cardiac (both adult and pediatric), peripheral vascular, transesophageal, musculo-skeletal (both conventional and superficial), laparoscopic and thoracic/pleural.
This system provides high-quality ultrasound images in the following modes of operation: B (2D), M, Color Doppler (blood-flow imaging), Doppler (PWD, CWD, Power) (blood-flow spectrum), Combined (B/M; B/PWD; BDF/PWD; BDF/MDF; BDF/MDF/PWD; 2D/CWD; BDF/CWD), Precision Imaging, Apli Pure, Micro Pure, BEAM, TDI, Shear wave, Elastography, SMI (ADF), 2D Wall Motion Tracking, Smart 3D, Smart Sensor3D, 3D Color (Volume color), 4D, STIC, STIC Color, Fusion, Smart Navigation, ATI, CHI (Per FDA approved contrast agent prescribing information), Shadow Glass. This system is suitable for use in hospital and clinical settings by physicians or legally qualified persons who have received the appropriate training.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K212960 · printed Nov 6, 2026
Cite this page
510(k) Report. “K212960: Aplio a550, Aplio a450, and Aplio a, Diagnostic Ultrasound System, Software V6.5.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K212960
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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