510(k) · Cleared
ClearedAmbu® aScope™ Colon; Ambu® aBox™ 2
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Ambu A/S · FDF Colonoscope And Accessories, Flexible/Rigid
Cleared on Sep 15, 2023 as substantially equivalent to K100584 (Olympus Medical Systems Corporation, 2010) after a 220-day review. Its family tree reaches back 8 generations to 1993. 3 of the 35 devices in its family, counting itself, have a Class I recall. 6 later devices descend from it.
- Decided
- Sep 15, 2023
- Review
- 220 days
- Class
- Class II
- Product code
- FDF
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 8 generations to K931154 (1993). 28 ancestors in all, the oldest K843084 (1985). 6 later devices descend from it, 4 citing it directly. 3 of the 35 devices in this family, counting this one, have a Class I recall.
- Root · 8 generations backK931154 Evis 200 SystemOlympus Corp. · 1993
- 7 generations backK963033 BF 240/P240/IT240 Bronchovideoscope & AccessoriesOlympus America, Inc. · 1996 · Recalled
- 6 generations backK981543 Olympus LF-TP and LF-DP Tracheal Intubation Fiberscopes, Accessories…The Olympus Optical Co. · 1998 · Recalled
- 5 generations backK013591 Xenf-TP Rhino-Laryngofiberscope, Its Acessories and Ancillary…Olympus Optical Co., Ltd. · 2001
- 4 generations backK021073 Visera Rhinlaryngovideoscope Olympus Enf Type VOlympus America, Inc. · 2002
- 3 generations backK031648 Visera Rhino-Laryngovideoscope Olympus Enf Type VOlympus Optical Co., Ltd. · 2003
- 2 generations backK061313 Evis Exera 180 SystemOlympus Medical Systems Corporation · 2006 · Recalled (Class I)
- 1 generation backK100584 Evis Exeraii 180 SystemOlympus Medical Systems Corporation · 2010 · Recalled
- This deviceK230332 Ambu® aScope™ Colon; Ambu® aBox™ 2Ambu A/S · 2023
- Descendant · cites it directly · 1 of its ownK233630 Ambu® aScope™ 5 Uretero (Standard Deflection); Ambu® aScope™ 5…Ambu A/S · 2024
- Descendant · cites it directly · 1 of its ownK233886 Ambu® aScope™ Duodeno 2, Ambu® aBox™ 2Ambu A/S · 2024
- Descendant · cites it directly · 0 of its ownK261400 Ambu® aScope™ Gastro; Ambu® aScope™ Gastro LargeAmbu A/S · 2026
- Descendant · 2 generations on · 0 of its ownK251861 FUJIFILM Endoscope Model ED-S100TP; FUJIFILM Endoscope Model…Fujifilm Corporation · 2026
- Descendant · cites it directly · 0 of its ownK240849 Ambu® aScope™ 5 Cysto HD (Standard Deflection); Ambu® aScope™ 5…Ambu A/S · 2024
Showing 5 of 6 descendants. See all descendants
Descendants cleared per year
Class I recalls in this family
Most influential descendants
Showing 5 of 6 · See all- K233630Ambu® aScope™ 5 Uretero (Standard Deflection); Ambu® aScope™ 5 Uretero (Reverse…Ambu A/S · 2024 · cites it directly1descendant
- K233886Ambu® aScope™ Duodeno 2, Ambu® aBox™ 2Ambu A/S · 2024 · cites it directly1descendant
- K261400Ambu® aScope™ Gastro; Ambu® aScope™ Gastro LargeAmbu A/S · 2026 · cites it directly0descendants
- K251861FUJIFILM Endoscope Model ED-S100TP; FUJIFILM Endoscope Model ED-S100XP; FUJIFILM…Fujifilm Corporation · 2026 · 2 generations on0descendants
- K240849Ambu® aScope™ 5 Cysto HD (Standard Deflection); Ambu® aScope™ 5 Cysto HD (Reverse…Ambu A/S · 2024 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −8 | K931154 | Evis 200 System | Olympus Corp. | 1993 | — |
| −7 | K963033 | BF 240/P240/IT240 Bronchovideoscope & Accessories | Olympus America, Inc. | 1996 | 6 |
| −6 | K981543 | Olympus LF-TP and LF-DP Tracheal Intubation Fiberscopes, Accessories and… | The Olympus Optical Co. | 1998 | 5 |
| −5 | K013591 | Xenf-TP Rhino-Laryngofiberscope, Its Acessories and Ancillary Equipment | Olympus Optical Co., Ltd. | 2001 | — |
| −4 | K021073 | Visera Rhinlaryngovideoscope Olympus Enf Type V | Olympus America, Inc. | 2002 | — |
| −3 | K031648 | Visera Rhino-Laryngovideoscope Olympus Enf Type V | Olympus Optical Co., Ltd. | 2003 | — |
| −2 | K061313 | Evis Exera 180 System | Olympus Medical Systems Corporation | 2006 | Class I |
| −1 | K100584 | Evis Exeraii 180 System | Olympus Medical Systems Corporation | 2010 | 9 |
| 0 (this device) | K230332 | Ambu® aScope™ Colon; Ambu® aBox™ 2 | Ambu A/S | 2023 | — |
| +1 | K233630 | Ambu® aScope™ 5 Uretero (Standard Deflection); Ambu® aScope™ 5 Uretero… | Ambu A/S | 2024 | — |
| +1 | K233886 | Ambu® aScope™ Duodeno 2, Ambu® aBox™ 2 | Ambu A/S | 2024 | — |
| +1 | K261400 | Ambu® aScope™ Gastro; Ambu® aScope™ Gastro Large | Ambu A/S | 2026 | — |
| +2 | K251861 | FUJIFILM Endoscope Model ED-S100TP; FUJIFILM Endoscope Model ED-S100XP… | Fujifilm Corporation | 2026 | — |
| +1 | K240849 | Ambu® aScope™ 5 Cysto HD (Standard Deflection); Ambu® aScope™ 5 Cysto HD… | Ambu A/S | 2024 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1991 | 2 | 1 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2005 | 2 | 0 |
| 2006 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2024 | 4 | 0 |
| 2026 | 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.
3 devices in this family have 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 FDF device
- #1 K261015 Solo Scope Colonoscope Systemscore 14.3 · 9 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 |
|---|---|---|---|
| * | K100584 | Evis Exeraii 180 SystemSummary page 4…CF- Source (CLV-180) and Video the device is H180AL System Center (CV-180) substantially K100584 K100584 equivalent Description of The Ambu® aScope™ Colon Endoscopy System is a system used the Device… | 2010 |
What descends from it? (6)
4 later devices cite it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K233630 | Ambu® aScope™ 5 Uretero (Standard Deflection); Ambu® aScope™ 5 Uretero (Reverse… | 2024 | 1 |
| K233886 | Ambu® aScope™ Duodeno 2, Ambu® aBox™ 2 | 2024 | 1 |
| K261400 | Ambu® aScope™ Gastro; Ambu® aScope™ Gastro Large | 2026 | 0 |
| K240849 | Ambu® aScope™ 5 Cysto HD (Standard Deflection); Ambu® aScope™ 5 Cysto HD (Reverse… | 2024 | 0 |
Has anything in its family been recalled? (3 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.
- K061313Evis Exera 180 SystemOlympus Medical Systems Corporation · 2006 · 2 generations back · ◆ on the line of descent in FIG. 16 Class I recalls
- K023984Modification to Olympus Bronchoscopes BF-40 Series, BF-240 Series, and BF-160 SeriesThe Olympus Optical Co. · 2003 · 3 generations back · ◆ in the 2003 ancestors bar of FIG. 114 Class I recalls
- K912120Urf-P2 Ureterorenofiberscope/CholedochofiberscopeOlympus Corp. · 1991 · 4 generations back · ◆ in the 1991 ancestors bar of FIG. 11 Class I recall
What does this lineage say?
- The line of descent spans 30 years and passes through 6 companies; a new generation was cleared every 3.1 years on median.
- 16 of the 28 ancestors have a recall of any class; 3 have a Class I recall.
- Of its descendants, K233630 (Ambu A/S, 2024) has gone furthest, with 1 descendant of its own.
- 21 other devices also cite its predicate K100584.
How does its category compare?
All FDF devicesFDF Colonoscope And Accessories, Flexible/Rigid: FDA decisions, review times, recalls and adverse event reports over 20 years. 2023, this device’s year, is highlighted.
FDA decisions per year · FDF
4in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · FDF
194in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · FDF
8in 2023
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · FDF
17,231in 2025
MAUDE reports naming product code FDF, 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 | 4 | 70 | 0 | 81 |
| 2008 | 2 | — | 0 | 68 |
| 2009 | 6 | 91 | 0 | 83 |
| 2010 | 4 | 101 | 0 | 48 |
| 2011 | 2 | — | 0 | 77 |
| 2012 | 7 | 241 | 0 | 88 |
| 2013 | 2 | — | 0 | 63 |
| 2014 | 6 | 164 | 0 | 60 |
| 2015 | 2 | — | 1 | 100 |
| 2016 | 7 | 98 | 1 | 170 |
| 2017 | 4 | 36 | 0 | 370 |
| 2018 | 7 | 101 | 0 | 388 |
| 2019 | 4 | 56 | 0 | 417 |
| 2020 | 4 | 250 | 1 | 687 |
| 2021 | 3 | 30 | 0 | 2,444 |
| 2022 | 5 | 147 | 0 | 8,345 |
| 2023 | 6 | 203 | 8 | 11,748 |
| 2024 | 2 | — | 0 | 12,128 |
| 2025 | 4 | 194 | 0 | 17,231 |
| 2026 | 5 | 147 | 0 | — |
What is it indicated for?
Ambu® aScope™ Colon:
The aScope™ Colon is a sterile, single-use, flexible colonoscope intended to be used for endoscopic access to and examination of the lower gastrointestinal anatomy.
The aScope™ Colon is intended to provide visualization via a compatible Ambu displaying unit and to be used with endotherapy accessories and other ancillary equipment.
Ambu® aBox™ 2:
The aBox™ 2 is intended to display live imaging data from compatible Ambu visualization devices.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K230332 · printed Nov 6, 2026
Cite this page
510(k) Report. “K230332: Ambu® aScope™ Colon; Ambu® aBox™ 2.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K230332
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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