510(k) Report

510(k) · Cleared

Cleared

Onrad Treatment System

K152488510(k) SpecialCleared Sep 28, 201528-day reviewClass II21 CFR 892.5050

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Accuray Incorporated · MUJ System, Planning, Radiation Therapy Treatment

Cleared on Sep 28, 2015 as substantially equivalent to K121934 (Accuray Incorporated, 2012) after a 28-day review. Its family tree reaches back 11 generations to 1992.

Decided
Sep 28, 2015
Review
28 days
Class
Class II
Product code
MUJ
Recalls
None
Predicates
1

Its longest line of descent runs back 11 generations to K914698 (1992). 27 ancestors in all, the oldest K882729 (1988). No later device cites it as a predicate yet.

  1. Root · 11 generations backK914698 Setup Computer with Software V-1261,62 and 63K.S., Inc. · 1992
  2. 7 generations between
  3. 3 generations backK082005 Modification to HI-Art Treatment SystemTomotherapy Incorporated · 2008 · Recalled
  4. 2 generations backK112776 Tomotherapy Treatment System Fast OptimizerTomotherapy Incorporated · 2011
  5. 1 generation backK121934 Tomotherapy Treatment SystemAccuray Incorporated · 2012 · Recalled
  6. This deviceK152488 Onrad Treatment SystemAccuray Incorporated · 2015
Show all 11 generations
  1. Root · 11 generations backK914698 Setup Computer with Software V-1261,62 and 63K.S., Inc. · 1992
  2. 10 generations backK980904 Mucheck Monitor Unit Validation ProgramMedical Dosimetry Services, Inc. · 1998
  3. 9 generations backK990833 Dose Calc, Model VS. 1.02Integrity Medical Software, Inc. · 1999
  4. 8 generations backK993923 Adac PINNACLE3TM Radiation Therapy Planning SystemAdac Laboratories · 2000
  5. 7 generations backK013673 HI-Art SystemTomo Therapy, Inc. · 2002
  6. 6 generations backK033347 Modification to: HI-Art SystemTomotherapy Incorporated · 2003
  7. 5 generations backK042739 HI-Art SystemTomotherapy Incorporated · 2004
  8. 4 generations backK060912 Modification to: HI-Art SystemTomotherapy Incorporated · 2006 · Recalled
  9. 3 generations backK082005 Modification to HI-Art Treatment SystemTomotherapy Incorporated · 2008 · Recalled
  10. 2 generations backK112776 Tomotherapy Treatment System Fast OptimizerTomotherapy Incorporated · 2011
  11. 1 generation backK121934 Tomotherapy Treatment SystemAccuray Incorporated · 2012 · Recalled
  12. This deviceK152488 Onrad Treatment SystemAccuray Incorporated · 2015
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−11K914698Setup Computer with Software V-1261,62 and 63K.S., Inc.1992—
−10K980904Mucheck Monitor Unit Validation ProgramMedical Dosimetry Services, Inc.1998—
−9K990833Dose Calc, Model VS. 1.02Integrity Medical Software, Inc.1999—
−8K993923Adac PINNACLE3TM Radiation Therapy Planning SystemAdac Laboratories2000—
−7K013673HI-Art SystemTomo Therapy, Inc.2002—
−6K033347Modification to: HI-Art SystemTomotherapy Incorporated2003—
−5K042739HI-Art SystemTomotherapy Incorporated2004—
−4K060912Modification to: HI-Art SystemTomotherapy Incorporated20064
−3K082005Modification to HI-Art Treatment SystemTomotherapy Incorporated20087
−2K112776Tomotherapy Treatment System Fast OptimizerTomotherapy Incorporated2011—
−1K121934Tomotherapy Treatment SystemAccuray Incorporated20128
0 (this device)K152488Onrad Treatment SystemAccuray Incorporated2015—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
198810
198910
199010
199210
199310
199440
199610
199840
200120
FIG. 1 — Lineage of K152488, 1992–2015Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

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 MUJ? 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 MUJ device

  1. #1 K232799 syngo.via RT Image Suitescore 18.6 · 19 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
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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.

TypeNumberDeviceApplicantDecidedRecalls
*K121934Tomotherapy Treatment System
Summary page 4
…umber: 21 CFR 892.5050 Regulation Description: Medical charged particle radiation therapy system Predicate Device: TomoTherapy Treatment System (K121934) Description: The Onrad™ Treatment System is a radiation therapy system that integrates planning, dose calculation…
Accuray Incorporated20128

Also cleared against K121934: 4 other devices →

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 23 years and passes through 7 companies; a new generation was cleared every 1.8 years on median.
  • 7 of the 27 ancestors have a recall of any class.
  • 4 other devices also cite its predicate K121934.

How does its category compare?

All MUJ devices

MUJ System, Planning, Radiation Therapy Treatment: FDA decisions, review times, recalls and adverse event reports over 20 years. 2015, this device’s year, is highlighted.

FDA decisions per year · MUJ

10in 2025

2007: 42008: 92009: 162010: 112011: 92012: 82013: 52014: 92015: 132016: 52017: 72018: 72019: 92020: 92021: 112022: 82023: 102024: 92025: 102026 (partial year): 9
2007high 16 (2009) · low 4 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · MUJ

186in 2025

2007: 67 days median2008: 63 days median2009: 84 days median2010: 56 days median2011: 103 days median2012: 59 days median2013: 64 days median2014: 108 days median2015: 78 days median2016: 80 days median2017: 30 days median2018: 53 days median2019: 56 days median2020: 104 days median2021: 87 days median2022: 168 days median2023: 140 days median2024: 122 days median2025: 186 days median2026 (partial year): 233 days median
2007high 233 (2026) · low 30 (2017)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · MUJ

2in 2023

2007: 42008: 102009: 112010: 232011: 172012: 42013: 62014: 22015: 72016: 132017: 42018: 32019: 42020: 22021: 42022: 32023: 22026 (partial year): 2
2007high 23 (2010) · low 0 (2024)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · MUJ

21in 2025

2007: 242008: 512009: 242010: 782011: 732012: 392013: 332014: 352015: 302016: 272017: 162018: 252019: 252020: 262021: 152022: 222023: 762024: 92025: 21
2007high 78 (2010) · low 9 (2024)2025

MAUDE reports naming product code MUJ, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
2007467424
20089631051
200916841124
201011562378
201191031773
2012859439
2013564633
20149108235
20151378730
20165801327
2017730416
2018753325
2019956425
20209104226
20211187415
20228168322
202310140276
2024912209
202510186021
202692332—

What is it indicated for?

The Onrad™ Treatment System is intended to be used as an integrated system for the

planning and precise delivery of radiation therapy, stereotactic radiotherapy, or

stereotactic radiosurgery to tumors or other targeted tissues while minimizing the

delivery of radiation to vital healthy tissue. The megavoltage x-ray radiation is delivered

in a non-rotational, modulated (IMRT), or non-modulated (non-IMRT/three dimensional

conformal) format in accordance with the physician approved plan.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K152488: Onrad Treatment System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K152488

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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