510(k) · Cleared
ClearedCT Brain Perfusion for Ziostation
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Ziosoft, Inc. · LLZ System, Image Processing, Radiological
Cleared on Dec 19, 2008 as substantially equivalent to K072821 (Vital Images, Inc., 2008) after a 64-day review. Its family tree reaches back 11 generations to 1991.
- Decided
- Dec 19, 2008
- Review
- 64 days
- Class
- Class II
- Product code
- LLZ
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 11 generations to K913770 (1991). 36 ancestors in all. No later device cites it as a predicate yet.
- Root · 11 generations backK913770 Advantage V.S. CT/MR Rad Diagnostic WorkstationGeneral Electric Co. · 1991
- 7 generations between
- 3 generations backK061624 Vitrea, Version 3.9Vital Images, Inc. · 2006 · Recalled
- 2 generations backK071331 Vitrea Version 4.0Vital Images, Inc. · 2007 · Recalled
- 1 generation backK072821 Vitrea 4DCTVital Images, Inc. · 2008 · Recalled
- This deviceK083084 CT Brain Perfusion for ZiostationZiosoft, Inc. · 2008
Show all 11 generations
- Root · 11 generations backK913770 Advantage V.S. CT/MR Rad Diagnostic WorkstationGeneral Electric Co. · 1991
- 10 generations backK960613 GE Advantage Windows Review WorkstationGE Medical Systems · 1996
- 9 generations backK020483 Advantage Workstation 4.1GE Medical Systems · 2002 · Recalled
- 8 generations backK023003 Imagechecker-CT WorkstationR2 Technology, Inc. · 2002
- 7 generations backK032748 VITREA2, Version 3.4 Medical Image Processing SoftwareVital Images, Inc. · 2003 · Recalled
- 6 generations backK040305 VITREA2 Version 3.5Vital Images, Inc. · 2004
- 5 generations backK043333 VITREA2, Version 3.7 Medical Image Processing SystemVital Images, Inc. · 2004 · Recalled
- 4 generations backK052632 VITREA2 Version 3.8 Medical Image Processing SoftwareVital Images, Inc. · 2005 · Recalled
- 3 generations backK061624 Vitrea, Version 3.9Vital Images, Inc. · 2006 · Recalled
- 2 generations backK071331 Vitrea Version 4.0Vital Images, Inc. · 2007 · Recalled
- 1 generation backK072821 Vitrea 4DCTVital Images, Inc. · 2008 · Recalled
- This deviceK083084 CT Brain Perfusion for ZiostationZiosoft, Inc. · 2008
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −11 | K913770 | Advantage V.S. CT/MR Rad Diagnostic Workstation | General Electric Co. | 1991 | — |
| −10 | K960613 | GE Advantage Windows Review Workstation | GE Medical Systems | 1996 | — |
| −9 | K020483 | Advantage Workstation 4.1 | GE Medical Systems | 2002 | 2 |
| −8 | K023003 | Imagechecker-CT Workstation | R2 Technology, Inc. | 2002 | — |
| −7 | K032748 | VITREA2, Version 3.4 Medical Image Processing Software | Vital Images, Inc. | 2003 | 2 |
| −6 | K040305 | VITREA2 Version 3.5 | Vital Images, Inc. | 2004 | — |
| −5 | K043333 | VITREA2, Version 3.7 Medical Image Processing System | Vital Images, Inc. | 2004 | 1 |
| −4 | K052632 | VITREA2 Version 3.8 Medical Image Processing Software | Vital Images, Inc. | 2005 | 2 |
| −3 | K061624 | Vitrea, Version 3.9 | Vital Images, Inc. | 2006 | 1 |
| −2 | K071331 | Vitrea Version 4.0 | Vital Images, Inc. | 2007 | 1 |
| −1 | K072821 | Vitrea 4DCT | Vital Images, Inc. | 2008 | 1 |
| 0 (this device) | K083084 | CT Brain Perfusion for Ziostation | Ziosoft, Inc. | 2008 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 0 |
| 2002 | 3 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 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 LLZ? 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 LLZ device
- #1 K230955 syngo Application Softwarescore 21.5 · 11 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 |
|---|---|---|---|
| * | K072821 | Vitrea 4DCTSummary page 1…am e 510(k) Nubr Vital Images Vitrea 4DCT Brain Perfusion option K072821 Device Description CT Brain Perfusion for Ziostation is an add-on software feature designed to provide a color map of cerebral… | 2008 |
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 17 years and passes through 5 companies; a new generation was cleared every 10 months on median.
- 9 of the 36 ancestors have a recall of any class.
- 2 other devices also cite its predicate K072821.
How does its category compare?
All LLZ devicesLLZ System, Image Processing, Radiological: FDA decisions, review times, recalls and adverse event reports over 20 years. 2008, this device’s year, is highlighted.
FDA decisions per year · LLZ
58in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · LLZ
173in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · LLZ
11in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · LLZ
116in 2025
MAUDE reports naming product code LLZ, 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 | 76 | 36 | 20 | 152 |
| 2008 | 94 | 52 | 32 | 154 |
| 2009 | 70 | 62 | 21 | 145 |
| 2010 | 51 | 98 | 17 | 145 |
| 2011 | 106 | 79 | 30 | 454 |
| 2012 | 82 | 87 | 12 | 266 |
| 2013 | 95 | 84 | 64 | 1,130 |
| 2014 | 78 | 89 | 6 | 15,631 |
| 2015 | 64 | 90 | 16 | 211 |
| 2016 | 82 | 90 | 12 | 290 |
| 2017 | 78 | 107 | 5 | 104 |
| 2018 | 104 | 105 | 7 | 72 |
| 2019 | 74 | 107 | 2 | 88 |
| 2020 | 81 | 115 | 6 | 82 |
| 2021 | 83 | 116 | 3 | 70 |
| 2022 | 65 | 137 | 4 | 28 |
| 2023 | 87 | 157 | 8 | 26 |
| 2024 | 62 | 131 | 6 | 42 |
| 2025 | 58 | 173 | 11 | 116 |
| 2026 | 45 | 110 | 14 | — |
What is it indicated for?
Ziostation is an image processing workstation software package designed to run on standard PC hardware. It provides for the viewing, quantification, manipulation, communication, printing, and management of medical images. It is intended for use by trained medical professionals to aid in their reading and review of such data. In addition, Ziostation has the following indication: The CT Brain Perfusion for Ziostation option is an image analysis software…
Read the full statement (131 words)
Ziostation is an image processing workstation software package designed to run on standard PC hardware. It provides for the viewing, quantification, manipulation, communication, printing, and management of medical images. It is intended for use by trained medical professionals to aid in their reading and review of such data. In addition, Ziostation has the following indication:
The CT Brain Perfusion for Ziostation option is an image analysis software package providing additional image processing capabilities to the basic Ziostation device. The CT Brain Perfusion for Ziostation option is intended for post-processing based on dynamic CT images continuously acquired during the injection of contrast, for the visualization of apparent blood flow in brain tissue and pictorial illustration of perfusion-related parameters to aid in the assessment of the type and extent of cerebral perfusion disturbances.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K083084 · printed Nov 4, 2026
Cite this page
510(k) Report. “K083084: CT Brain Perfusion for Ziostation.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K083084
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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