510(k) · Cleared
ClearedShear Wave Quantificational Ultrasound Diagnostic System
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Wuxi Hisky Medical Technologies Co., Ltd. · IYO System, Imaging, Pulsed Echo, Ultrasonic
Cleared on Mar 17, 2020 as substantially equivalent to K173595 (Wuxi Hisky Medical Technologies Co., Ltd., 2018) and 1 other predicate after a 56-day review. Its family tree reaches back 22 generations to 1995. 2 later devices descend from it.
- Decided
- Mar 17, 2020
- Review
- 56 days
- Class
- Class II
- Product code
- IYO
- Recalls
- None
- Predicates
- 2
Its longest line of descent runs back 22 generations to K935595 (1995). 191 ancestors in all, the oldest K852159 (1985). 2 later devices descend from it, 2 citing it directly.
- Root · 22 generations backK935595 Acuson Model 3001Acuson Corp. · 1995
- 18 generations between
- 3 generations backK160524 FibroScan 530 CompactEchosens · 2016
- 2 generations backK173034 FibroScan® Family of Products (Models: 502 Touch, 530 Compact, and…Echosens · 2017
- 1 generation backK181547 FibroScan® Family of Products (Models: 502 Touch, 530 Compact, and…Echosens · 2018
- This deviceK200136 Shear Wave Quantificational Ultrasound Diagnostic SystemWuxi Hisky Medical Technologies Co., Ltd. · 2020
- Descendant · cites it directly · 0 of its ownK250026 Shear Wave Quantificational Ultrasound Diagnostic System…Wuxi Hisky Medical Technologies Co., Ltd. · 2025
- Descendant · cites it directly · 0 of its ownK243880 Shear Wave Quantificational Ultrasound Diagnostic System (Mini900…Wuxi Hisky Medical Technologies Co., Ltd. · 2025
Show all 22 generations
- Root · 22 generations backK935595 Acuson Model 3001Acuson Corp. · 1995
- 21 generations backK973767 Harmonic Imaging with ContrastAcuson Corp. · 1997
- 20 generations backK022567 Sequoia Signature II Diagnostic Ultrasound SystemAcuson Corp. · 2002
- 19 generations backK032114 Sequoia 8.0 Diagnostic Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2003
- 18 generations backK041319 Sequoia Diagnostic Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2004
- 17 generations backK042770 Modification to Acuson CV70 Cardiovascular SystemSiemens Medical Solutions USA, Inc. · 2004 · Recalled
- 16 generations backK050240 Modification to Acuson CV70 Cardiovascular SystemSiemens Medical Solutions USA, Inc. · 2005 · Recalled
- 15 generations backK052894 Sonoline G60 S Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2005 · Recalled
- 14 generations backK063138 Modification to Acuson Antares Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2006
- 13 generations backK063803 Acuson Antares Diagnostic Ultrasound SystemSiemens Medical Solutions USA, Inc., Ultrasound DI · 2007 · Recalled
- 12 generations backK072786 Acuson S2000 Ultrasound SystemSiemens Medical Solutions USA, Inc. · 2007
- 11 generations backK083095 Sonixtouch Ultrasound SystemUltrasonix Medical Corporation · 2008
- 10 generations backK092271 GE Logiq E9 BT2010 Diagnostic Ultrasound System, Model 5205000-3…GE Healthcare · 2009 · Recalled
- 9 generations backK110870 Aplio Diagnostic Ultrasound System; Aplio Diagnostic Ultrasound…Toshiba America Medical Systems, In.C · 2011
- 8 generations backK121422 Aplio 500/400/300 Diagnostic Ultrasound SystemToshiba Medical Systems Coporation, Japan · 2012
- 7 generations backK123992 Aplio 500/400/300 V3.0Toshibamedical Systems Corporation · 2013
- 6 generations backK133761 Aplio 500/400/300 Diagnostic Ultrasound System V4.0Toshibamedical Systems Corporation · 2014
- 5 generations backK142517 SoftVueDelphinus Medical Technologies, Inc. · 2014
- 4 generations backK150949 FibroScanEchosens · 2015
- 3 generations backK160524 FibroScan 530 CompactEchosens · 2016
- 2 generations backK173034 FibroScan® Family of Products (Models: 502 Touch, 530 Compact, and…Echosens · 2017
- 1 generation backK181547 FibroScan® Family of Products (Models: 502 Touch, 530 Compact, and…Echosens · 2018
- This deviceK200136 Shear Wave Quantificational Ultrasound Diagnostic SystemWuxi Hisky Medical Technologies Co., Ltd. · 2020
Most influential descendants
Showing 2 of 2 · See all- K250026Shear Wave Quantificational Ultrasound Diagnostic System…Wuxi Hisky Medical Technologies Co., Ltd. · 2025 · cites it directly0descendants
- K243880Shear Wave Quantificational Ultrasound Diagnostic System (Mini900, Mini990, Mini800…Wuxi Hisky Medical Technologies Co., Ltd. · 2025 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −22 | K935595 | Acuson Model 3001 | Acuson Corp. | 1995 | — |
| −21 | K973767 | Harmonic Imaging with Contrast | Acuson Corp. | 1997 | — |
| −20 | K022567 | Sequoia Signature II Diagnostic Ultrasound System | Acuson Corp. | 2002 | — |
| −19 | K032114 | Sequoia 8.0 Diagnostic Ultrasound System | Siemens Medical Solutions USA, Inc. | 2003 | — |
| −18 | K041319 | Sequoia Diagnostic Ultrasound System | Siemens Medical Solutions USA, Inc. | 2004 | — |
| −17 | K042770 | Modification to Acuson CV70 Cardiovascular System | Siemens Medical Solutions USA, Inc. | 2004 | 1 |
| −16 | K050240 | Modification to Acuson CV70 Cardiovascular System | Siemens Medical Solutions USA, Inc. | 2005 | 1 |
| −15 | K052894 | Sonoline G60 S Ultrasound System | Siemens Medical Solutions USA, Inc. | 2005 | 1 |
| −14 | K063138 | Modification to Acuson Antares Ultrasound System | Siemens Medical Solutions USA, Inc. | 2006 | — |
| −13 | K063803 | Acuson Antares Diagnostic Ultrasound System | Siemens Medical Solutions USA, Inc., Ultrasound DI | 2007 | 9 |
| −12 | K072786 | Acuson S2000 Ultrasound System | Siemens Medical Solutions USA, Inc. | 2007 | — |
| −11 | K083095 | Sonixtouch Ultrasound System | Ultrasonix Medical Corporation | 2008 | — |
| −10 | K092271 | GE Logiq E9 BT2010 Diagnostic Ultrasound System, Model 5205000-3, 5205000-4 | GE Healthcare | 2009 | 1 |
| −9 | K110870 | Aplio Diagnostic Ultrasound System; Aplio Diagnostic Ultrasound System; Aplio… | Toshiba America Medical Systems, In.C | 2011 | — |
| −8 | K121422 | Aplio 500/400/300 Diagnostic Ultrasound System | Toshiba Medical Systems Coporation, Japan | 2012 | — |
| −7 | K123992 | Aplio 500/400/300 V3.0 | Toshibamedical Systems Corporation | 2013 | — |
| −6 | K133761 | Aplio 500/400/300 Diagnostic Ultrasound System V4.0 | Toshibamedical Systems Corporation | 2014 | — |
| −5 | K142517 | SoftVue | Delphinus Medical Technologies, Inc. | 2014 | — |
| −4 | K150949 | FibroScan | Echosens | 2015 | — |
| −3 | K160524 | FibroScan 530 Compact | Echosens | 2016 | — |
| −2 | K173034 | FibroScan® Family of Products (Models: 502 Touch, 530 Compact, and 430 Mini+) | Echosens | 2017 | — |
| −1 | K181547 | FibroScan® Family of Products (Models: 502 Touch, 530 Compact, and 430 Mini+) | Echosens | 2018 | — |
| 0 (this device) | K200136 | Shear Wave Quantificational Ultrasound Diagnostic System | Wuxi Hisky Medical Technologies Co., Ltd. | 2020 | — |
| +1 | K250026 | Shear Wave Quantificational Ultrasound Diagnostic System… | Wuxi Hisky Medical Technologies Co., Ltd. | 2025 | — |
| +1 | K243880 | Shear Wave Quantificational Ultrasound Diagnostic System (Mini900, Mini990… | Wuxi Hisky Medical Technologies Co., Ltd. | 2025 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1985 | 1 | 0 |
| 1989 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 8 | 0 |
| 1995 | 9 | 0 |
| 1996 | 5 | 0 |
| 1997 | 11 | 0 |
| 1998 | 5 | 0 |
| 1999 | 14 | 0 |
| 2000 | 8 | 0 |
| 2001 | 11 | 0 |
| 2002 | 11 | 0 |
| 2003 | 15 | 0 |
| 2004 | 16 | 0 |
| 2005 | 13 | 0 |
| 2006 | 12 | 0 |
| 2007 | 4 | 0 |
| 2008 | 8 | 0 |
| 2009 | 2 | 0 |
| 2010 | 2 | 0 |
| 2011 | 1 | 0 |
| 2012 | 2 | 0 |
| 2013 | 3 | 0 |
| 2015 | 1 | 0 |
| 2018 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2025 | 2 | 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? (2)
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 |
|---|---|---|---|
| * | K173595 | Shear Wave Quantificational Ultrasound Diagnostic SystemSummary page 8…Board Port 5. Identification of Predicate Device Primary Predicate Device: 510(k) Number: K173595 Product Name: Shear Wave Quantificational Ultrasound Diagnostic System Manufacturer: Wuxi Hisky Medical Technologies Co… | 2018 |
| * | K181547 | FibroScan® Family of Products (Models: 502 Touch, 530 Compact, and 430 Mini+)Summary page 8…Wave Quantificational Ultrasound Diagnostic System Manufacturer: Wuxi Hisky Medical Technologies Co., Ltd. Secondary Predicate Device: 510(k) Number: K181547 Product Name: FibroScan○ R Family Of Products Model Name: FibroScan○… | 2018 |
What descends from it? (2)
2 later devices cite it directly; ranked here by how many devices descend from each in turn.
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 25 years and passes through 11 companies; a new generation was cleared every 11 months on median.
- 38 of the 191 ancestors have a recall of any class.
- Of its descendants, K250026 (Wuxi Hisky Medical Technologies Co., Ltd., 2025) has gone furthest, with 0 descendants of its own.
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. 2020, 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?
Shear Wave Quantificational Ultrasound Diagnostic System (Models: FT9000, FT100 and Mini800), Transient Elastography based device, is intended to provide 50Hz shear wave speed measurements and estimates of tissue stiffness as well as Ultrasound Attenuation Parameter ( UAP ) in internal structures of the body. Shear Wave Quantificational Ultrasound Diagnostic System (Models: FT9000, FT100 and Mini800), is indicated for noninvasive measurement in the liver…
Read the full statement (153 words)
Shear Wave Quantificational Ultrasound Diagnostic System (Models: FT9000, FT100 and Mini800), Transient Elastography based device, is intended to provide 50Hz shear wave speed measurements and estimates of tissue stiffness as well as Ultrasound Attenuation Parameter ( UAP ) in internal structures of the body.
Shear Wave Quantificational Ultrasound Diagnostic System (Models: FT9000, FT100 and Mini800), is indicated for noninvasive measurement in the liver of 50 Hz shear wave speed and estimates of stiffness as well as Ultrasound Attenuation Parameter ( UAP ).
The shear wave speed and stiffness, and UAP may be used as an aid to diagnosis and monitoring of patients with liver disease, as part of an overall assessment of the liver.
Shear Wave Quantificational Ultrasound Diagnostic System (Models: FT9000), is intended for general purpose pulse echo ultrasound imaging and Doppler flow analysis of the human body. It can be used in the following applications: Abdominal, including location of the liver.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K200136 · printed Nov 3, 2026
Cite this page
510(k) Report. “K200136: Shear Wave Quantificational Ultrasound Diagnostic System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 3, 2026. https://510kreport.com/device/K200136
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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