510(k) · Cleared
ClearedY-Adapter
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Asthmatx, Inc. · KTI Bronchoscope Accessory
Cleared on Oct 20, 2008 as substantially equivalent to K061313 (Olympus Medical Systems Corporation, 2006) after an 80-day review. Its family tree reaches back 7 generations to 1993. 2 of the 22 devices in its family, counting itself, have a Class I recall.
- Decided
- Oct 20, 2008
- Review
- 80 days
- Class
- Class II
- Product code
- KTI
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 7 generations to K931154 (1993). 21 ancestors in all, the oldest K850978 (1985). No later device cites it as a predicate yet. 2 of the 22 devices in this family, counting this one, have a Class I recall.
- Root · 7 generations backK931154 Evis 200 SystemOlympus Corp. · 1993
- 6 generations backK963033 BF 240/P240/IT240 Bronchovideoscope & AccessoriesOlympus America, Inc. · 1996 · Recalled
- 5 generations backK981543 Olympus LF-TP and LF-DP Tracheal Intubation Fiberscopes, Accessories…The Olympus Optical Co. · 1998 · Recalled
- 4 generations backK013591 Xenf-TP Rhino-Laryngofiberscope, Its Acessories and Ancillary…Olympus Optical Co., Ltd. · 2001
- 3 generations backK021073 Visera Rhinlaryngovideoscope Olympus Enf Type VOlympus America, Inc. · 2002
- 2 generations backK031648 Visera Rhino-Laryngovideoscope Olympus Enf Type VOlympus Optical Co., Ltd. · 2003
- 1 generation backK061313 Evis Exera 180 SystemOlympus Medical Systems Corporation · 2006 · Recalled (Class I)
- This deviceK082174 Y-AdapterAsthmatx, Inc. · 2008
Class I recalls in this family
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −7 | K931154 | Evis 200 System | Olympus Corp. | 1993 | — |
| −6 | K963033 | BF 240/P240/IT240 Bronchovideoscope & Accessories | Olympus America, Inc. | 1996 | 6 |
| −5 | K981543 | Olympus LF-TP and LF-DP Tracheal Intubation Fiberscopes, Accessories and… | The Olympus Optical Co. | 1998 | 5 |
| −4 | K013591 | Xenf-TP Rhino-Laryngofiberscope, Its Acessories and Ancillary Equipment | Olympus Optical Co., Ltd. | 2001 | — |
| −3 | K021073 | Visera Rhinlaryngovideoscope Olympus Enf Type V | Olympus America, Inc. | 2002 | — |
| −2 | K031648 | Visera Rhino-Laryngovideoscope Olympus Enf Type V | Olympus Optical Co., Ltd. | 2003 | — |
| −1 | K061313 | Evis Exera 180 System | Olympus Medical Systems Corporation | 2006 | Class I |
| 0 (this device) | K082174 | Y-Adapter | Asthmatx, Inc. | 2008 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2003 | 1 | 1 |
| 2005 | 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.
2 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 KTI device
- #1 K261274 EchoTip Ultra® Endobronchial HD Ultrasound…score 15.0 · 12 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 |
|---|---|---|---|
| * | K061313 | Evis Exera 180 SystemSummary page 1…ce: Olympus Single-use Biopsy Valve (Component of the Olympus EVIS EXERA 11 180 System, cleared via K061313 on August 30, 2006) Description The Y-Adapter is a device that provides a passage through which fluids can be delivered v… | 2006 |
What descends from it?
No later submission names this one as a predicate yet.
Has anything in its family been recalled? (2 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 · Direct predicate · ◆ 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 · 2 generations back · ◆ in the 2003 ancestors bar of FIG. 114 Class I recalls
What does this lineage say?
- The line of descent spans 15 years and passes through 6 companies; a new generation was cleared every 2.1 years on median.
- 12 of the 21 ancestors have a recall of any class; 2 have a Class I recall.
- 9 other devices also cite its predicate K061313.
How does its category compare?
All KTI devicesKTI Bronchoscope Accessory: FDA decisions, review times, recalls and adverse event reports over 20 years. 2008, this device’s year, is highlighted.
FDA decisions per year · KTI
5in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · KTI
61in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · KTI
1in 2018
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · KTI
198in 2025
MAUDE reports naming product code KTI, 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 | 0 | — | 0 | 3 |
| 2008 | 1 | — | 0 | 11 |
| 2009 | 1 | — | 0 | 9 |
| 2010 | 0 | — | 0 | 8 |
| 2011 | 1 | — | 0 | 17 |
| 2012 | 0 | — | 1 | 12 |
| 2013 | 0 | — | 0 | 7 |
| 2014 | 0 | — | 0 | 4 |
| 2015 | 2 | — | 0 | 2 |
| 2016 | 3 | 140 | 0 | 7 |
| 2017 | 3 | 115 | 0 | 9 |
| 2018 | 1 | — | 1 | 14 |
| 2019 | 1 | — | 0 | 27 |
| 2020 | 1 | — | 0 | 37 |
| 2021 | 1 | — | 0 | 47 |
| 2022 | 3 | 137 | 0 | 131 |
| 2023 | 4 | 168 | 0 | 130 |
| 2024 | 0 | — | 0 | 149 |
| 2025 | 5 | 61 | 0 | 198 |
| 2026 | 3 | 98 | 0 | — |
What is it indicated for?
For use in the delivery of fluids via the instrument channel of a bronchoscope.
For single use only.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K082174 · printed Nov 6, 2026
Cite this page
510(k) Report. “K082174: Y-Adapter.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K082174
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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