510(k) · Cleared
ClearedKubtec Mozart (XPERT42)
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Kub Technologies, Inc. · MWP Cabinet, X-Ray System
Cleared on Aug 31, 2021 as substantially equivalent to K183624 (Kub Technologies, Inc., 2019) and 1 other predicate after a 154-day review. Its family tree reaches back 5 generations to 2002.
- Decided
- Aug 31, 2021
- Review
- 154 days
- Class
- Class II
- Product code
- MWP
- Recalls
- None
- Predicates
- 2
Its longest line of descent runs back 5 generations to K021113 (2002). 8 ancestors in all, the oldest K953404 (1995). No later device cites it as a predicate yet.
- Root · 5 generations backK021113 MammopathFischer Imaging Corp. · 2002
- 4 generations backK052433 Pixarray 100 Digital Specimen Radiography (DSR) SystemBioptics, Inc. · 2005
- 3 generations backK071233 Xpert 40 Specimen Radiography SystemKub Technologies, Inc. · 2007
- 2 generations backK083510 Kubtec Xpert 20Kub Technologies, Inc. · 2009
- 1 generation backK111508 Trident Specimen Radiography System, Model : RC Tri-00001Hologic, Inc. · 2011
- This deviceK210956 Kubtec Mozart (XPERT42)Kub Technologies, Inc. · 2021
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −5 | K021113 | Mammopath | Fischer Imaging Corp. | 2002 | — |
| −4 | K052433 | Pixarray 100 Digital Specimen Radiography (DSR) System | Bioptics, Inc. | 2005 | — |
| −3 | K071233 | Xpert 40 Specimen Radiography System | Kub Technologies, Inc. | 2007 | — |
| −2 | K083510 | Kubtec Xpert 20 | Kub Technologies, Inc. | 2009 | — |
| −1 | K111508 | Trident Specimen Radiography System, Model : RC Tri-00001 | Hologic, Inc. | 2011 | — |
| 0 (this device) | K210956 | Kubtec Mozart (XPERT42) | Kub Technologies, Inc. | 2021 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1995 | 1 | 0 |
| 2006 | 1 | 0 |
| 2019 | 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 MWP? 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 MWP device
- #1 K202713 TrueView 100 Proscore 7.9 · 6 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 |
|---|---|---|---|
| * | K183624 | Kubtec Mozart (Xpert42)Summary page 5…Stationary X-ray System Predicate Device: Device Name: Kubtec MOZART(XPERT 42) 510(k) Number: K183624 Classification Class: II Regulation Number: 21 CFR 892.1680… | 2019 |
| * | K111508 | Trident Specimen Radiography System, Model : RC Tri-00001Summary page 7…valent to the following currently cleared devices: 1. 510(k) Number: K183624 Trade Name: Kubtec MOZART (XPERT42) -Primary predicate 2. 510(k) Number K111508 Trade Name: Hologic TRIDENT SPECIMEN RADIOGRAPHY SYS - Secondary predicate… | 2011 |
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 19 years and passes through 4 companies; a new generation was cleared every 2.6 years on median.
- None of the 8 ancestors has a recall.
- 1 other device also cites its predicate K183624.
How does its category compare?
All MWP devicesMWP Cabinet, X-Ray System: FDA decisions, review times, recalls and adverse event reports over 20 years. 2021, this device’s year, is highlighted.
FDA decisions per year · MWP
2in 2023
2026 to Oct 25, outlined.
Median 510(k) review, days · MWP
154in 2021
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · MWP
No recall names MWP since 2007.
Adverse event reports per year · MWP
1in 2025
MAUDE reports naming product code MWP, 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 | 2 | — | 0 | 0 |
| 2008 | 1 | — | 0 | 0 |
| 2009 | 1 | — | 0 | 0 |
| 2010 | 1 | — | 0 | 0 |
| 2011 | 1 | — | 0 | 0 |
| 2012 | 1 | — | 0 | 0 |
| 2013 | 0 | — | 0 | 0 |
| 2014 | 0 | — | 0 | 0 |
| 2015 | 0 | — | 0 | 0 |
| 2016 | 1 | — | 0 | 0 |
| 2017 | 1 | — | 0 | 0 |
| 2018 | 1 | — | 0 | 1 |
| 2019 | 5 | 104 | 0 | 0 |
| 2020 | 2 | — | 0 | 0 |
| 2021 | 4 | 154 | 0 | 3 |
| 2022 | 0 | — | 0 | 1 |
| 2023 | 2 | — | 0 | 3 |
| 2024 | 0 | — | 0 | 1 |
| 2025 | 0 | — | 0 | 1 |
| 2026 | 0 | — | 0 | — |
What is it indicated for?
The MOZART (XPERT42) is a Cabinet x-ray system that is used to provide two dimensional and three dimensional tomographic digital x-ray images of harvested specimens from various anatomical regions in order to provide rapid verification that the correct tissue has been excised during the biopsy procedure.
It is not used for mammography
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/K210956 · printed Nov 6, 2026
Cite this page
510(k) Report. “K210956: Kubtec Mozart (XPERT42).” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K210956
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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