510(k) · Cleared
Recalled · Class II · 2022YSIO X.pree
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Siemens Medical Solutions USA, Inc. · KPR System, X-Ray, Stationary
Cleared on Oct 21, 2020 as substantially equivalent to K181279 (Siemens Medi Cal Solutions, Inc., 2018) after a 124-day review. Its family tree reaches back 11 generations to 1980. 2 later devices descend from it. It has been recalled 2 times.
- Decided
- Oct 21, 2020
- Review
- 124 days
- Class
- Class II
- Product code
- KPR
- Recalls
- 2
- Predicates
- 1
Its longest line of descent runs back 11 generations to K801623 (1980). 66 ancestors in all. 2 later devices descend from it, 1 citing it directly.
- Root · 11 generations backK801623 Cavitron Ultrasonic Surg. Aspir. CusaCavitron Corp. · 1980
- 7 generations between
- 3 generations backK081722 YSIOSiemens Medical Solutions USA, Inc. · 2008 · Recalled
- 2 generations backK133259 Ysio MaxSiemens Medical Solutions USA, Inc. · 2014 · Recalled
- 1 generation backK181279 Ysio MaxSiemens Medi Cal Solutions, Inc. · 2018
- This deviceK201670 YSIO X.preeSiemens Medical Solutions USA, Inc. · 2020
- Descendant · cites it directly · 1 of its ownK233543 YSIO X.preeSiemens Medical Solutions · 2024
- Descendant · 2 generations on · 0 of its ownK250738 YSIO X.preeSiemens Medical Solutions · 2025
Show all 11 generations
- Root · 11 generations backK801623 Cavitron Ultrasonic Surg. Aspir. CusaCavitron Corp. · 1980
- 10 generations backK962952 Olympus Ultrasonic Surgical System (Usu)Olympus Optical, Co. · 1996
- 9 generations backK972114 Olympus Sonosurg SystemThe Olympus Optical Co. · 1998
- 8 generations backK981993 Olympus Integrated Endosurgery System EndoalphaThe Olympus Optical Co. · 1998
- 7 generations backK994231 Siemens Integrated Operating System (Sios)Siemens Medical Corp. · 2000
- 6 generations backK052202 Axiom Artis - Modular Angiographic SystemSiemens Medical Solutions USA, Inc. · 2006 · Recalled
- 5 generations backK061054 Axiom Aristos FX PlusSiemens Medical Solutions USA, Inc. · 2006 · Recalled
- 4 generations backK062623 Axiom Luminos DRFSiemens Medical Solutions USA, Inc. · 2007 · Recalled
- 3 generations backK081722 YSIOSiemens Medical Solutions USA, Inc. · 2008 · Recalled
- 2 generations backK133259 Ysio MaxSiemens Medical Solutions USA, Inc. · 2014 · Recalled
- 1 generation backK181279 Ysio MaxSiemens Medi Cal Solutions, Inc. · 2018
- This deviceK201670 YSIO X.preeSiemens Medical Solutions USA, Inc. · 2020
Most influential descendants
Showing 2 of 2 · See allView FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −11 | K801623 | Cavitron Ultrasonic Surg. Aspir. Cusa | Cavitron Corp. | 1980 | — |
| −10 | K962952 | Olympus Ultrasonic Surgical System (Usu) | Olympus Optical, Co. | 1996 | — |
| −9 | K972114 | Olympus Sonosurg System | The Olympus Optical Co. | 1998 | — |
| −8 | K981993 | Olympus Integrated Endosurgery System Endoalpha | The Olympus Optical Co. | 1998 | — |
| −7 | K994231 | Siemens Integrated Operating System (Sios) | Siemens Medical Corp. | 2000 | — |
| −6 | K052202 | Axiom Artis - Modular Angiographic System | Siemens Medical Solutions USA, Inc. | 2006 | 29 |
| −5 | K061054 | Axiom Aristos FX Plus | Siemens Medical Solutions USA, Inc. | 2006 | 3 |
| −4 | K062623 | Axiom Luminos DRF | Siemens Medical Solutions USA, Inc. | 2007 | 20 |
| −3 | K081722 | YSIO | Siemens Medical Solutions USA, Inc. | 2008 | 11 |
| −2 | K133259 | Ysio Max | Siemens Medical Solutions USA, Inc. | 2014 | 7 |
| −1 | K181279 | Ysio Max | Siemens Medi Cal Solutions, Inc. | 2018 | — |
| 0 (this device) | K201670 | YSIO X.pree | Siemens Medical Solutions USA, Inc. | 2020 | — |
| +1 | K233543 | YSIO X.pree | Siemens Medical Solutions | 2024 | — |
| +2 | K250738 | YSIO X.pree | Siemens Medical Solutions | 2025 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1981 | 1 | 0 |
| 1986 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 13 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 5 | 0 |
| 2003 | 1 | 0 |
| 2004 | 2 | 0 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2024 | 1 | 0 |
| 2025 | 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 KPR? 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 KPR device
- #1 K242119 Innovision-Exiiscore 17.0 · 9 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 |
|---|---|---|---|
| * | K181279 | Ysio Max Our reading of the summary gave K181270, FDA’s number for Disposable SpO2 Sensors, Reusable SpO2 Sensors (Orantech, Inc.). Corrected to the number one digit away whose FDA name carries the summary’s words for the device, “Ysio Max”. | 2018 |
What descends from it? (2)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K233543 | YSIO X.pree | 2024 | 1 |
Has anything in its family been recalled? (0 Class I)
Recalls of this device
| Date | Class | Recall | Root cause | Reason |
|---|---|---|---|---|
| Mar 7, 2022 | Class II | Z-0730-2022 | Software design | For the automated multi-image-acquisition procedure Ortho x-ray collimation is set in a preparative stage for the entire examination area prior to the exam. During acquisition of each individual x-ray image, the x-ray collimator is… |
| Mar 10, 2021 | Class II | Z-1346-2021 | Device Design | A patient image was assigned to a different patient during image recovery process. In the unlikely event of interrupted connection to a MAX detector during initiated image recovery, instead of the currently acquired image, previously… |
No ancestor or descendant has a Class I recall.
What does this lineage say?
- The line of descent spans 40 years and passes through 6 companies; a new generation was cleared every 2.0 years on median.
- 20 of the 66 ancestors have a recall of any class.
- Of its descendants, K233543 (Siemens Medical Solutions, 2024) has gone furthest, with 1 descendant of its own.
How does its category compare?
All KPR devicesKPR System, X-Ray, Stationary: FDA decisions, review times, recalls and adverse event reports over 20 years. 2020, this device’s year, is highlighted.
FDA decisions per year · KPR
8in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · KPR
155in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · KPR
7in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · KPR
39in 2025
MAUDE reports naming product code KPR, 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 | 12 | 31 | 10 | 120 |
| 2008 | 15 | 48 | 10 | 95 |
| 2009 | 9 | 35 | 5 | 61 |
| 2010 | 9 | 126 | 3 | 82 |
| 2011 | 9 | 152 | 5 | 103 |
| 2012 | 11 | 58 | 1 | 74 |
| 2013 | 5 | 163 | 5 | 24 |
| 2014 | 10 | 108 | 8 | 34 |
| 2015 | 18 | 81 | 1 | 59 |
| 2016 | 11 | 84 | 4 | 18 |
| 2017 | 6 | 75 | 3 | 31 |
| 2018 | 15 | 30 | 4 | 36 |
| 2019 | 12 | 33 | 1 | 77 |
| 2020 | 16 | 39 | 1 | 41 |
| 2021 | 6 | 55 | 0 | 37 |
| 2022 | 8 | 43 | 2 | 27 |
| 2023 | 9 | 76 | 4 | 39 |
| 2024 | 11 | 162 | 1 | 34 |
| 2025 | 8 | 155 | 7 | 39 |
| 2026 | 6 | 197 | 0 | — |
What is it indicated for?
The device is a digital X-ray system to generate X-ray images from the whole body including the skull, chest, abdomen, and extremities. The acquired images support medical professionals to make diagnostic and/or therapeutic decisions. Generic clinical benefits of radiographic examinations within the intended use are applicable for this device.
YSIO X.pree is not for mammography examinations.
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/K201670 · printed Nov 6, 2026
Cite this page
510(k) Report. “K201670: YSIO X.pree.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K201670
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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