510(k) · Cleared
ClearedARTAssistant
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Manteia Technologies Co., Ltd. · QKB Radiological Image Processing Software For Radiation Therapy
Cleared on Dec 5, 2025 as substantially equivalent to K221706 (Manteia Technologies Co., Ltd., 2023) after a 266-day review. Its family tree reaches back 16 generations to 1996. 1 of the 103 devices in its family, counting itself, has a Class I recall.
- Decided
- Dec 5, 2025
- Review
- 266 days
- Class
- Class II
- Product code
- QKB
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 16 generations to K954874 (1996). 102 ancestors in all, the oldest K885054 (1989). No later device cites it as a predicate yet. 1 of the 103 devices in this family, counting this one, has a Class I recall.
- Root · 16 generations backK954874 Spectef ProtocolGE Medical Systems · 1996
- 12 generations between
- 3 generations backK182624 MIM - MRT DosimetryMim Software, Inc. · 2018
- 2 generations backK191928 AccuContourXiamen Manteia Technology, Ltd. · 2020
- 1 generation backK221706 AccuContourManteia Technologies Co., Ltd. · 2023
- This deviceK250780 ARTAssistantManteia Technologies Co., Ltd. · 2025
Show all 16 generations
- Root · 16 generations backK954874 Spectef ProtocolGE Medical Systems · 1996
- 15 generations backK980914 Emory Cardiac Tool BoxEmory University · 1998
- 14 generations backK992450 Emory Cardiac Toolbox* 2.0 Executing on Nuclear Medicine ComputersEmory University · 1999
- 13 generations backK014033 Emory Cardiac Toolbox 2.1 Executing on Nuclear Medicine ComputersSyntermed, Inc. · 2002
- 12 generations backK040141 Emory Cardiac Toolbox Version 2.6Syntermed, Inc. · 2004
- 11 generations backK052379 Mim 3.5 (Circa)Mimvista Corp. · 2005
- 10 generations backK060816 Mim 4.0 (NeuroMimvista Corp. · 2006 · Recalled
- 9 generations backK062163 MimviewerMimvista Corp. · 2006
- 8 generations backK103785 Mobile MimMim Software, Inc. · 2011
- 7 generations backK112930 Mobile MimMim Software, Inc. · 2011
- 6 generations backK151913 MIM-Thin Client (mobile)Mim Software, Inc. · 2016
- 5 generations backK172218 MIM – Y90 DosimetryMim Software, Inc. · 2017
- 4 generations backK180815 MIM - SPECTRA QuantMim Software, Inc. · 2018
- 3 generations backK182624 MIM - MRT DosimetryMim Software, Inc. · 2018
- 2 generations backK191928 AccuContourXiamen Manteia Technology, Ltd. · 2020
- 1 generation backK221706 AccuContourManteia Technologies Co., Ltd. · 2023
- This deviceK250780 ARTAssistantManteia Technologies Co., Ltd. · 2025
Class I recalls in this family
- K991841 Hawkeye Option for Dual-Head Variable Angle…6 generations back · 1999
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −16 | K954874 | Spectef Protocol | GE Medical Systems | 1996 | — |
| −15 | K980914 | Emory Cardiac Tool Box | Emory University | 1998 | — |
| −14 | K992450 | Emory Cardiac Toolbox* 2.0 Executing on Nuclear Medicine Computers | Emory University | 1999 | — |
| −13 | K014033 | Emory Cardiac Toolbox 2.1 Executing on Nuclear Medicine Computers | Syntermed, Inc. | 2002 | — |
| −12 | K040141 | Emory Cardiac Toolbox Version 2.6 | Syntermed, Inc. | 2004 | — |
| −11 | K052379 | Mim 3.5 (Circa) | Mimvista Corp. | 2005 | — |
| −10 | K060816 | Mim 4.0 (Neuro | Mimvista Corp. | 2006 | 1 |
| −9 | K062163 | Mimviewer | Mimvista Corp. | 2006 | — |
| −8 | K103785 | Mobile Mim | Mim Software, Inc. | 2011 | — |
| −7 | K112930 | Mobile Mim | Mim Software, Inc. | 2011 | — |
| −6 | K151913 | MIM-Thin Client (mobile) | Mim Software, Inc. | 2016 | — |
| −5 | K172218 | MIM – Y90 Dosimetry | Mim Software, Inc. | 2017 | — |
| −4 | K180815 | MIM - SPECTRA Quant | Mim Software, Inc. | 2018 | — |
| −3 | K182624 | MIM - MRT Dosimetry | Mim Software, Inc. | 2018 | — |
| −2 | K191928 | AccuContour | Xiamen Manteia Technology, Ltd. | 2020 | — |
| −1 | K221706 | AccuContour | Manteia Technologies Co., Ltd. | 2023 | — |
| 0 (this device) | K250780 | ARTAssistant | Manteia Technologies Co., Ltd. | 2025 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 1 |
| 2000 | 9 | 0 |
| 2001 | 6 | 0 |
| 2002 | 6 | 0 |
| 2003 | 5 | 0 |
| 2004 | 7 | 0 |
| 2005 | 5 | 0 |
| 2006 | 2 | 0 |
| 2007 | 3 | 0 |
| 2008 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 2 | 0 |
| 2013 | 2 | 0 |
| 2014 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 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.
1 device in this family has 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 QKB device
- #1 K191928 AccuContourscore 32.8 · 14 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 |
|---|---|---|---|
| * | K221706 | AccuContourSummary page 5…sing system Regulatory Class: Class II Product Code: QKB Regulation Number: 21CFR 892.2050 Review Panel: Radiology III. PREDICATE DEVICE Predicate Device: AccuContour, K221706 Reference Device 1: MRI Planner, K211841 Reference Device 2: RayStation, K220141 IV. DEVICE DESCRIPTION ARTAssistant, is a sta… | 2023 |
| † | K211841 | MRI Planner | 2022 |
| † | K220141 | RayStation 11B | 2022 |
What descends from it?
No later submission names this one as a predicate yet.
Has anything in its family been recalled? (1 Class I)
No FDA recall names this device.
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.
- K991841Hawkeye Option for Dual-Head Variable Angle Gamma CameraGe Medical Systems F.I. Haifa · 1999 · 6 generations back · ◆ in the 1999 ancestors bar of FIG. 11 Class I recall
What does this lineage say?
- The line of descent spans 29 years and passes through 7 companies; a new generation was cleared every 1.8 years on median.
- 31 of the 102 ancestors have a recall of any class; 1 has a Class I recall.
- 1 other device also cites its predicate K221706.
How does its category compare?
All QKB devicesQKB Radiological Image Processing Software For Radiation Therapy: FDA decisions, review times, recalls and adverse event reports over 20 years. 2025, this device’s year, is highlighted.
FDA decisions per year · QKB
6in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · QKB
170in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · QKB
No recall names QKB since 2007.
Adverse event reports per year · QKB
No MAUDE report names QKB since 2007.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 0 | — | 0 | 0 |
| 2008 | 0 | — | 0 | 0 |
| 2009 | 0 | — | 0 | 0 |
| 2010 | 0 | — | 0 | 0 |
| 2011 | 0 | — | 0 | 0 |
| 2012 | 0 | — | 0 | 0 |
| 2013 | 0 | — | 0 | 0 |
| 2014 | 0 | — | 0 | 0 |
| 2015 | 0 | — | 0 | 0 |
| 2016 | 0 | — | 0 | 0 |
| 2017 | 0 | — | 0 | 0 |
| 2018 | 1 | — | 0 | 0 |
| 2019 | 0 | — | 0 | 0 |
| 2020 | 4 | 244 | 0 | 0 |
| 2021 | 9 | 120 | 0 | 0 |
| 2022 | 7 | 162 | 0 | 0 |
| 2023 | 7 | 111 | 0 | 0 |
| 2024 | 6 | 173 | 0 | 0 |
| 2025 | 6 | 170 | 0 | 0 |
| 2026 | 9 | 179 | 0 | — |
What is it indicated for?
The primary function of ARTAssistant is to facilitate image processing with image registration and synthetic CT (sCT) generation in adaptive radiation therapy. This enables users to meticulously design ART plans based on the processed images.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K250780 · printed Nov 6, 2026
Cite this page
510(k) Report. “K250780: ARTAssistant.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K250780
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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