510(k) · Cleared
ClearedETView VivaSight-SL (TVT) system
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Etview, Ltd. · BTR Tube, Tracheal (W/Wo Connector)
Cleared on Feb 25, 2016 as substantially equivalent to K121028 (Etview, Ltd., 2012) and 1 other predicate after a 182-day review. Its family tree reaches back 5 generations to 1982. 1 of the 16 devices in its family, counting itself, has a Class I recall. 1 later device descends from it.
- Decided
- Feb 25, 2016
- Review
- 182 days
- Class
- Class II
- Product code
- BTR
- Recalls
- None
- Predicates
- 2
Its longest line of descent runs back 5 generations to K822082 (1982). 14 ancestors in all. 1 later device descends from it, 1 citing it directly. 1 of the 16 devices in this family, counting this one, has a Class I recall.
- Root · 5 generations backK822082 Sheridan/HVT,CF, UncuffedSheridan Catheter Corp. · 1982 · Recalled (Class I)
- 4 generations backK984528 Parker Flex-Tip Tracheal TubeParker Medical Assoc. · 1999 · Recalled
- 3 generations backK052233 Tracheoscopic Ventilation Tube (TVT) SystemEtview, Ltd. · 2005
- 2 generations backK082420 Tracheoscopic Ventilation Tube (TVT)Etview · 2008
- 1 generation backK090777 Ezc Medical, LLC IntubaidflexEzc Medical, LLC · 2009
- This deviceK152438 ETView VivaSight-SL (TVT) systemEtview, Ltd. · 2016
- Descendant · cites it directly · 0 of its ownK250243 ProVu Single Use Video Stylet with Reinforced ET Tube (Size 6.5)…Flexicare Medical Limited. · 2025
Class I recalls in this family
- K822082 Sheridan/HVT,CF, Uncuffed5 generations back · 1982
Most influential descendants
Showing 1 of 1 · See all- K250243ProVu Single Use Video Stylet with Reinforced ET Tube (Size 6.5) (038-995-065U); ProVu…Flexicare Medical Limited. · 2025 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −5 | K822082 | Sheridan/HVT,CF, Uncuffed | Sheridan Catheter Corp. | 1982 | Class I |
| −4 | K984528 | Parker Flex-Tip Tracheal Tube | Parker Medical Assoc. | 1999 | 1 |
| −3 | K052233 | Tracheoscopic Ventilation Tube (TVT) System | Etview, Ltd. | 2005 | — |
| −2 | K082420 | Tracheoscopic Ventilation Tube (TVT) | Etview | 2008 | — |
| −1 | K090777 | Ezc Medical, LLC Intubaidflex | Ezc Medical, LLC | 2009 | — |
| 0 (this device) | K152438 | ETView VivaSight-SL (TVT) system | Etview, Ltd. | 2016 | — |
| +1 | K250243 | ProVu Single Use Video Stylet with Reinforced ET Tube (Size 6.5)… | Flexicare Medical Limited. | 2025 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1989 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 2000 | 1 | 0 |
| 2002 | 2 | 0 |
| 2008 | 1 | 0 |
| 2010 | 1 | 0 |
| 2012 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 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 BTR device
- #1 K251794 Tenax® Laser Resistant Endotracheal Tubescore 12.5 · 3 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (2)
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.
What descends from it? (1)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K250243 | ProVu Single Use Video Stylet with Reinforced ET Tube (Size 6.5) (038-995-065U); ProVu… | 2025 | 0 |
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.
- K822082Sheridan/HVT,CF, UncuffedSheridan Catheter Corp. · 1982 · 5 generations back · ◆ on the line of descent in FIG. 117 Class I recalls
What does this lineage say?
- The line of descent spans 34 years and passes through 5 companies; a new generation was cleared every 6.4 years on median.
- 2 of the 14 ancestors have a recall of any class; 1 has a Class I recall.
- Of its descendants, K250243 (Flexicare Medical Limited., 2025) has gone furthest, with 0 descendants of its own.
- 1 other device also cites its predicate K121028.
How does its category compare?
All BTR devicesBTR Tube, Tracheal (W/Wo Connector): FDA decisions, review times, recalls and adverse event reports over 20 years. 2016, this device’s year, is highlighted.
FDA decisions per year · BTR
7in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · BTR
258in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · BTR
3in 2022
Class I (20 since 2007) Class II/III not classified
Adverse event reports per year · BTR
1,799in 2025
MAUDE reports naming product code BTR, 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 | 1 | — | 2 | 136 |
| 2008 | 7 | 61 | 0 | 169 |
| 2009 | 7 | 135 | 21 | 155 |
| 2010 | 3 | 179 | 0 | 335 |
| 2011 | 2 | — | 0 | 422 |
| 2012 | 5 | 261 | 0 | 511 |
| 2013 | 1 | — | 0 | 807 |
| 2014 | 3 | 308 | 20 (19) | 985 |
| 2015 | 3 | 262 | 0 | 1,016 |
| 2016 | 1 | — | 1 | 836 |
| 2017 | 2 | — | 0 | 812 |
| 2018 | 5 | 242 | 0 | 977 |
| 2019 | 5 | 211 | 0 | 1,379 |
| 2020 | 3 | 246 | 1 (1) | 1,070 |
| 2021 | 1 | — | 2 | 1,329 |
| 2022 | 1 | — | 3 | 1,132 |
| 2023 | 1 | — | 0 | 1,330 |
| 2024 | 1 | — | 0 | 1,678 |
| 2025 | 7 | 258 | 0 | 1,799 |
| 2026 | 2 | — | 1 | — |
What is it indicated for?
The ETView VivaSight-SL (TVT) is intended for intubation procedures. The ETView VivaSight-SL (TVT) is indicated for use as a temporary artificial airway in adults requiring mechanical ventilation. It is intended for oral and nasal intubations.
The VivaSight-SL (TVT) System is indicated for viewing during non-difficult and difficult intubation procedures, for verifying endotracheal tube and endobronchial blocker placement and repositioning, for viewing during suctioning and for general inspection of the airway. VivaSight-SL (TVT) System is compatible for use with Laryngeal Mask Airway (LMA).
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K152438 · printed Nov 6, 2026
Cite this page
510(k) Report. “K152438: ETView VivaSight-SL (TVT) system.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K152438
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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