510(k) · Cleared
ClearedaScope 4 Broncho Regular Sampler Set 5.0/2.2, aScope 4 Broncho Large Sampler Set 5.8/2.8
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Ambu A/S · EOQ Bronchoscope (Flexible Or Rigid)
Cleared on Jun 17, 2021 as substantially equivalent to K173727 (Ambu A/S, 2018) after an 84-day review. Its family tree reaches back 10 generations to 1992. 1 of the 29 devices in its family, counting itself, has a Class I recall. 2 later devices descend from it.
- Decided
- Jun 17, 2021
- Review
- 84 days
- Class
- Class II
- Product code
- EOQ
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 10 generations to K921244 (1992). 26 ancestors in all, the oldest K850978 (1985). 2 later devices descend from it, 2 citing it directly. 1 of the 29 devices in this family, counting this one, has a Class I recall.
- Root · 10 generations backK921244 Disposable Protective SheathVision-Sciences, Inc. · 1992
- 6 generations between
- 3 generations backK130845 Ambu Ascope 3 5.0/2.2; Ambu Ascope 3 Slim 3.8/1.2; Ambu AviewAmbu A/S · 2013
- 2 generations backK161656 Ambu aScope 3 Regular 5.0/2.2, Ambu aScope 3 Slim 3.8/1.2, Ambu…Ambu A/S · 2016
- 1 generation backK173727 Ambu aScope 3 Slim 3.8/1.2 and Ambu aScope 4 Broncho Slim 3.8/1.2…Ambu A/S · 2018
- This deviceK210883 aScope 4 Broncho Regular Sampler Set 5.0/2.2, aScope 4 Broncho Large…Ambu A/S · 2021
- Descendant · cites it directly · 0 of its ownK242416 Single-use Flexible Bronchoscope: BC-E1C10, BC-E1C11, BC-E1C12…Hunan Vathin Medical Instrument Co., Ltd. · 2025
- Descendant · cites it directly · 0 of its ownK241612 Video Bronchoscope System; Single-use Flexible Bronchoscope…Hunan Vathin Medical Instrument Co., Ltd. · 2024
Show all 10 generations
- Root · 10 generations backK921244 Disposable Protective SheathVision-Sciences, Inc. · 1992
- 9 generations backK961591 Disposable Endosheath for E-F100 Flexible NasopharyngoscopeVision-Sciences, Inc. · 1996
- 8 generations backK963795 Vision-Sciences Model B-F100 Bronchoscope with Model BS-F21…Vision-Sciences, Inc. · 1996
- 7 generations backK021344 B-F200 Bronchoscope with BSS-F21 Endosheath SystemVision-Sciences, Inc. · 2002
- 6 generations backK031786 Tne-2000 Esophagoscope with Ecs-D Endosheath SystemVision-Sciences, Inc. · 2003
- 5 generations backK072088 Flexible Trans-Nasal Video Esophagoscope with Digital Video…Vision-Sciences, Inc. · 2007
- 4 generations backK091768 Video Sciences BRS-5000 Video Bronchoscope with Endosheath System…Vision-Sciences, Inc. · 2009
- 3 generations backK130845 Ambu Ascope 3 5.0/2.2; Ambu Ascope 3 Slim 3.8/1.2; Ambu AviewAmbu A/S · 2013
- 2 generations backK161656 Ambu aScope 3 Regular 5.0/2.2, Ambu aScope 3 Slim 3.8/1.2, Ambu…Ambu A/S · 2016
- 1 generation backK173727 Ambu aScope 3 Slim 3.8/1.2 and Ambu aScope 4 Broncho Slim 3.8/1.2…Ambu A/S · 2018
- This deviceK210883 aScope 4 Broncho Regular Sampler Set 5.0/2.2, aScope 4 Broncho Large…Ambu A/S · 2021
Class I recalls in this family
- K023984 Modification to Olympus Bronchoscopes BF-40…4 generations back · 2003
Most influential descendants
Showing 2 of 2 · See all- K242416Single-use Flexible Bronchoscope: BC-E1C10, BC-E1C11, BC-E1C12, BC-E1E10, BC-E1E11…Hunan Vathin Medical Instrument Co., Ltd. · 2025 · cites it directly0descendants
- K241612Video Bronchoscope System; Single-use Flexible Bronchoscope (BC-S1E00-L, BC-S1H00-L…Hunan Vathin Medical Instrument Co., Ltd. · 2024 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −10 | K921244 | Disposable Protective Sheath | Vision-Sciences, Inc. | 1992 | — |
| −9 | K961591 | Disposable Endosheath for E-F100 Flexible Nasopharyngoscope | Vision-Sciences, Inc. | 1996 | — |
| −8 | K963795 | Vision-Sciences Model B-F100 Bronchoscope with Model BS-F21 Disposable… | Vision-Sciences, Inc. | 1996 | — |
| −7 | K021344 | B-F200 Bronchoscope with BSS-F21 Endosheath System | Vision-Sciences, Inc. | 2002 | — |
| −6 | K031786 | Tne-2000 Esophagoscope with Ecs-D Endosheath System | Vision-Sciences, Inc. | 2003 | — |
| −5 | K072088 | Flexible Trans-Nasal Video Esophagoscope with Digital Video Processor and… | Vision-Sciences, Inc. | 2007 | — |
| −4 | K091768 | Video Sciences BRS-5000 Video Bronchoscope with Endosheath System… | Vision-Sciences, Inc. | 2009 | — |
| −3 | K130845 | Ambu Ascope 3 5.0/2.2; Ambu Ascope 3 Slim 3.8/1.2; Ambu Aview | Ambu A/S | 2013 | — |
| −2 | K161656 | Ambu aScope 3 Regular 5.0/2.2, Ambu aScope 3 Slim 3.8/1.2, Ambu aScope 3 Large… | Ambu A/S | 2016 | — |
| −1 | K173727 | Ambu aScope 3 Slim 3.8/1.2 and Ambu aScope 4 Broncho Slim 3.8/1.2; Ambu aScope… | Ambu A/S | 2018 | — |
| 0 (this device) | K210883 | aScope 4 Broncho Regular Sampler Set 5.0/2.2, aScope 4 Broncho Large Sampler… | Ambu A/S | 2021 | — |
| +1 | K242416 | Single-use Flexible Bronchoscope: BC-E1C10, BC-E1C11, BC-E1C12, BC-E1E10… | Hunan Vathin Medical Instrument Co., Ltd. | 2025 | — |
| +1 | K241612 | Video Bronchoscope System; Single-use Flexible Bronchoscope (BC-S1E00-L… | Hunan Vathin Medical Instrument Co., Ltd. | 2024 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1985 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2011 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2024 | 1 | 0 |
| 2025 | 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.
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 EOQ device
- #1 K223299 Ambu® aScope™ 5 Broncho HD 5.0/2.2, Ambu®…score 18.4 · 11 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 |
|---|---|---|---|
| * | K173727 | Ambu aScope 3 Slim 3.8/1.2 and Ambu aScope 4 Broncho Slim 3.8/1.2; Ambu aScope 3 Regular…Summary page 4…s II Legally Marketed Manufacturer Trade Name 510k number devices to which Predicate Ambu A/S Ambu® aScope™ 4 K173727 the device is A: Broncho Regular and substantially Large equi… | 2018 |
What descends from it? (2)
2 later devices cite it directly; ranked here by how many devices descend from each in turn.
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.
- K023984Modification to Olympus Bronchoscopes BF-40 Series, BF-240 Series, and BF-160 SeriesThe Olympus Optical Co. · 2003 · 4 generations back · ◆ in the 2003 ancestors bar of FIG. 114 Class I recalls
What does this lineage say?
- The line of descent spans 29 years and passes through 2 companies; a new generation was cleared every 3.2 years on median.
- 5 of the 26 ancestors have a recall of any class; 1 has a Class I recall.
- Of its descendants, K242416 (Hunan Vathin Medical Instrument Co., Ltd., 2025) has gone furthest, with 0 descendants of its own.
- 15 other devices also cite its predicate K173727.
How does its category compare?
All EOQ devicesEOQ Bronchoscope (Flexible Or Rigid): FDA decisions, review times, recalls and adverse event reports over 20 years. 2021, this device’s year, is highlighted.
FDA decisions per year · EOQ
20in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · EOQ
147in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · EOQ
25in 2025
Class I (28 since 2007) Class II/III not classified
Adverse event reports per year · EOQ
6,546in 2025
MAUDE reports naming product code EOQ, 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 | 39 |
| 2008 | 2 | — | 0 | 87 |
| 2009 | 3 | 24 | 0 | 114 |
| 2010 | 0 | — | 0 | 100 |
| 2011 | 0 | — | 1 | 96 |
| 2012 | 2 | — | 4 | 93 |
| 2013 | 4 | 178 | 0 | 93 |
| 2014 | 3 | 302 | 0 | 98 |
| 2015 | 6 | 206 | 0 | 132 |
| 2016 | 3 | 262 | 1 | 297 |
| 2017 | 4 | 136 | 0 | 337 |
| 2018 | 7 | 212 | 0 | 279 |
| 2019 | 11 | 147 | 1 | 654 |
| 2020 | 10 | 103 | 1 | 515 |
| 2021 | 15 | 169 | 9 | 1,358 |
| 2022 | 11 | 134 | 5 | 2,541 |
| 2023 | 12 | 160 | 18 (4) | 5,064 |
| 2024 | 13 | 130 | 4 | 6,051 |
| 2025 | 20 | 147 | 25 (24) | 6,546 |
| 2026 | 9 | 206 | 0 | — |
What is it indicated for?
aScope 4 Broncho Sampler Set consists of sterile, single use, flexible endoscope with sample containers (aScope BronchoSampler), intended for endoscopic procedures and examination within the airways and tracheobronchial tree. aScope BronchoSampler is designed as an add-on to aScope 4 Broncho during Bronchial Alveolar Lavage (BAL) or Bronchial Wash (BW) procedure which enables aspiration and collection of fluid sample(s) from the bronchial or alveolar part of the lung.
It is designed for use in adults and intended for use in a hospital environment.
It is intended to provide visualization via Ambu Displaying Unit.
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/K210883 · printed Nov 3, 2026
Cite this page
510(k) Report. “K210883: aScope 4 Broncho Regular Sampler Set 5.0/2.2, aScope 4 Broncho Large Sampler Set 5.8/2.8.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 3, 2026. https://510kreport.com/device/K210883
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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