510(k) Report

510(k) · Cleared

Cleared

Beamscan

K161807510(k) TraditionalCleared May 19, 2017322-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

Ptw-Freiburg Physikalisch Technische-Werksraetten · IYE Accelerator, Linear, Medical

Cleared on May 19, 2017 as substantially equivalent to K954165 (Ptw-New York Corp., 1995) after a 322-day review. Its family tree reaches back 1 generation to 1995. 2 later devices descend from it.

Decided
May 19, 2017
Review
322 days
Class
Class II
Product code
IYE
Recalls
None
Predicates
1

Its longest line of descent runs back 1 generation to K954165 (1995). 2 later devices descend from it, 1 citing it directly.

Descendants, by year cleared 2020: 2 descendants clearedK954165 · PTW-MP3 & PTW-MP3S Automatic Water Phantom · Ptw-New York Corp. · 19951995200020052010201520202025
Descendants, by generation 1 generation forward: 1 descendant2 generations forward: 1 descendant K954165 · PTW-MP3 & PTW-MP3S Automatic Water Phantom · Ptw-New York Corp. · 19950
  1. Root · 1 generation backK954165 PTW-MP3 & PTW-MP3S Automatic Water PhantomPtw-New York Corp. · 1995
  2. This deviceK161807 BeamscanPtw-Freiburg Physikalisch Technische-Werksraetten · 2017
  3. Descendant · cites it directly · 1 of its ownK191646 Beamscan MRPtw-Freiburg Physikalisch-Technische-Werkstaetten · 2020
  4. Descendant · 2 generations on · 0 of its ownK200907 Thales 3D Mr ScannerLap GmbH Laser Applikationen · 2020

Most influential descendants

Showing 2 of 2 · See all
  • K191646Beamscan MRPtw-Freiburg Physikalisch-Technische-Werkstaetten · 2020 · cites it directly1descendant
  • K200907Thales 3D Mr ScannerLap GmbH Laser Applikationen · 2020 · 2 generations on0descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−1K954165PTW-MP3 & PTW-MP3S Automatic Water PhantomPtw-New York Corp.1995—
0 (this device)K161807BeamscanPtw-Freiburg Physikalisch Technische-Werksraetten2017—
+1K191646Beamscan MRPtw-Freiburg Physikalisch-Technische-Werkstaetten2020—
+2K200907Thales 3D Mr ScannerLap GmbH Laser Applikationen2020—

Descendants by year cleared

Year clearedDevicesWith a Class I recall
202020
FIG. 1 — Lineage of K161807, 1995–2020Source: 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 IYE? 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 IYE device

  1. #1 K252977 Halcyon, Ethos Radiotherapy System (5.0)score 18.8 · 18 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
*K954165PTW-MP3 & PTW-MP3S Automatic Water Phantom
Summary page 4
…Name: Medical charged-particle radiation therapy system, Product Code: IYE 9. Predicate Device: K954165 PTW-MP3 & PTW-MP3S AUTOMATIC WATER PHANTOM PTW Freiburg 10.…
Ptw-New York Corp.1995—

Also cleared against K954165: 3 other devices →

What descends from it? (2)

1 later device cites it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K191646Beamscan MRPtw-Freiburg Physikalisch-Technische-Werkstaetten20201

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?

  • Its one ancestor has no recall.
  • Of its descendants, K191646 (Ptw-Freiburg Physikalisch-Technische-Werkstaetten, 2020) has gone furthest, with 1 descendant of its own.
  • 3 other devices also cite its predicate K954165.

How does its category compare?

All IYE devices

IYE Accelerator, Linear, Medical: FDA decisions, review times, recalls and adverse event reports over 20 years. 2017, this device’s year, is highlighted.

FDA decisions per year · IYE

12in 2025

2007: 232008: 142009: 202010: 232011: 112012: 282013: 182014: 202015: 202016: 212017: 232018: 212019: 192020: 202021: 192022: 122023: 182024: 92025: 122026 (partial year): 14
2007high 28 (2012) · low 9 (2024)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · IYE

170in 2025

2007: 44 days median2008: 69 days median2009: 63 days median2010: 74 days median2011: 94 days median2012: 106 days median2013: 88 days median2014: 100 days median2015: 108 days median2016: 97 days median2017: 94 days median2018: 58 days median2019: 83 days median2020: 67 days median2021: 86 days median2022: 172 days median2023: 129 days median2024: 239 days median2025: 170 days median2026 (partial year): 120 days median
2007high 239 (2024) · low 44 (2007)2026

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

Recalls per year · IYE

1in 2025

2007: 782008: 492009: 222010: 272011: 732012: 202013: 112014: 142015: 82016: 72017: 72018: 72019: 22020: 42021: 52022: 32023: 72024: 12025: 12026 (partial year): 4
2007high 78 (2007) · low 1 (2024)2026

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

Adverse event reports per year · IYE

101in 2025

2007: 1552008: 1142009: 1742010: 2462011: 2802012: 1282013: 962014: 1242015: 1002016: 972017: 1252018: 852019: 912020: 742021: 682022: 662023: 1282024: 812025: 101
2007high 280 (2011) · low 66 (2022)2025

MAUDE reports naming product code IYE, 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
2007234478155
2008146949114
2009206322174
2010237427246
2011119473280
20122810620128
201318881196
20142010014124
2015201088100
20162197797
201723947125
20182158785
20191983291
20202067474
20211986568
202212172366
2023181297128
20249239181
2025121701101
2026141204—

What is it indicated for?

The BEAMSCAN system is intended to collect beam data in water under the aspect of machine QA for the following purposes:

- acceptance testing and/or commissioning of a radiation therapy system.

- measurements after repair or replacement of major treatment unit components.

- beam data analysis according to international therapy dosimetry protocols.

- acquisition, formatting and transfer of basic data to treatment planning systems.

- periodic QA procedures, e.g. constancy checks.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K161807: Beamscan.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K161807

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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