510(k) · Cleared
ClearedExcipio LV Thrombectomy Device
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Contego Medical, Inc. · QEW Peripheral Mechanical Thrombectomy With Aspiration
Cleared on Feb 17, 2023 as substantially equivalent to K221204 (Contego Medical, Inc., 2022) and 1 other predicate after a 51-day review. Its family tree reaches back 6 generations to 2018. 3 of the 26 devices in its family, counting itself, have a Class I recall. 1 later device descends from it.
- Decided
- Feb 17, 2023
- Review
- 51 days
- Class
- Class II
- Product code
- QEW
- Recalls
- None
- Predicates
- 2
Its longest line of descent runs back 6 generations to K183198 (2018). 24 ancestors in all, the oldest K832023 (1983). 1 later device descends from it, 1 citing it directly. 3 of the 26 devices in this family, counting this one, have a Class I recall.
- Root · 6 generations backK183198 FlowTriever Retrieval/Aspiration SystemInari Medical · 2018
- 5 generations backK191368 FlowTriever Retrieval/Aspiration SystemInari Medical · 2019
- 4 generations backK191710 FlowTriever Retrieval/Aspiration SystemInari Medical · 2019
- 3 generations backK202345 FlowTriever Retrieval/Aspiration SystemInari Medical · 2020
- 2 generations backK211013 FlowTriever Retrieval/Aspiration System, FlowTriever Catheters…Inari Medical, Inc. · 2021
- 1 generation backK213402 Triever24, Triever20Inari Medical · 2022
- This deviceK223897 Excipio LV Thrombectomy DeviceContego Medical, Inc. · 2023
- Descendant · cites it directly · 0 of its ownK251485 Excipio LV Prime Thrombectomy DeviceContego Medical, Inc. · 2025
Class I recalls in this family
Most influential descendants
Showing 1 of 1 · See all- K251485Excipio LV Prime Thrombectomy DeviceContego Medical, Inc. · 2025 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −6 | K183198 | FlowTriever Retrieval/Aspiration System | Inari Medical | 2018 | — |
| −5 | K191368 | FlowTriever Retrieval/Aspiration System | Inari Medical | 2019 | — |
| −4 | K191710 | FlowTriever Retrieval/Aspiration System | Inari Medical | 2019 | — |
| −3 | K202345 | FlowTriever Retrieval/Aspiration System | Inari Medical | 2020 | — |
| −2 | K211013 | FlowTriever Retrieval/Aspiration System, FlowTriever Catheters, Triever 16… | Inari Medical, Inc. | 2021 | — |
| −1 | K213402 | Triever24, Triever20 | Inari Medical | 2022 | — |
| 0 (this device) | K223897 | Excipio LV Thrombectomy Device | Contego Medical, Inc. | 2023 | — |
| +1 | K251485 | Excipio LV Prime Thrombectomy Device | Contego Medical, Inc. | 2025 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1983 | 1 | 0 |
| 1991 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1997 | 2 | 1 |
| 1998 | 4 | 1 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2009 | 1 | 0 |
| 2013 | 1 | 0 |
| 2022 | 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.
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 QEW device
- #1 K213402 Triever24, Triever20score 28.6 · 5 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.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K221204 | Excipio SV Thrombectomy DeviceSummary page 4…FR §870.5150 Classification Name: Catheter, Embolectomy Product Code: QEW Predicate Device: Excipio SV Thrombectomy Device (K221204) Inari Medical FlowTriever (K213402) Reference Devices: Capere… | 2022 |
| * | K213402 | Triever24, Triever20Summary page 4…Product Code: QEW Predicate Device: Excipio SV Thrombectomy Device (K221204) Inari Medical FlowTriever (K213402) Reference Devices: Capere Thrombectomy System (K203476) Intended Use/Indications for Use: The… | 2022 |
| † | K203476 | CAPERE Thrombectomy System | 2020 |
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 |
|---|---|---|---|
| K251485 | Excipio LV Prime Thrombectomy Device | 2025 | 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.
- K022145Over the Wire Embolectomy Catheter, Model 2302LeMaitre Vascular, Inc. · 2003 · 5 generations back · ◆ in the 2003 ancestors bar of FIG. 11 Class I recall
- K973465Latis Graft Cleaning CatheterApplied Medical Resources · 1998 · 5 generations back · ◆ in the 1998 ancestors bar of FIG. 11 Class I recall
- K970762Dual Lumen Embolectomy CatheterApplied Medical Resources · 1997 · 6 generations back · ◆ in the 1997 ancestors bar of FIG. 12 Class I recalls
What does this lineage say?
- The line of descent spans 5 years and passes through 3 companies; a new generation was cleared every 9 months on median.
- 4 of the 24 ancestors have a recall of any class; 3 have a Class I recall.
- Of its descendants, K251485 (Contego Medical, Inc., 2025) has gone furthest, with 0 descendants of its own.
How does its category compare?
All QEW devicesQEW Peripheral Mechanical Thrombectomy With Aspiration: FDA decisions, review times, recalls and adverse event reports over 20 years. 2023, this device’s year, is highlighted.
FDA decisions per year · QEW
14in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · QEW
58in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · QEW
7in 2022
Class I (7 since 2007) Class II/III not classified
Adverse event reports per year · QEW
207in 2025
MAUDE reports naming product code QEW, 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 | 0 |
| 2008 | 2 | — | 0 | 0 |
| 2009 | 2 | — | 0 | 0 |
| 2010 | 0 | — | 0 | 0 |
| 2011 | 0 | — | 0 | 0 |
| 2012 | 1 | — | 0 | 0 |
| 2013 | 2 | — | 0 | 0 |
| 2014 | 2 | — | 0 | 0 |
| 2015 | 4 | 88 | 0 | 0 |
| 2016 | 4 | 63 | 0 | 0 |
| 2017 | 2 | — | 0 | 0 |
| 2018 | 14 | 61 | 0 | 0 |
| 2019 | 8 | 51 | 0 | 33 |
| 2020 | 16 | 105 | 0 | 197 |
| 2021 | 11 | 60 | 0 | 322 |
| 2022 | 12 | 140 | 7 (7) | 125 |
| 2023 | 23 | 102 | 0 | 165 |
| 2024 | 14 | 65 | 0 | 162 |
| 2025 | 14 | 58 | 0 | 207 |
| 2026 | 10 | 74 | 0 | — |
What is it indicated for?
The Excipio LV Thrombectomy Device indicated for the non-surgical removal of emboli and thrombi from peripheral blood vessels.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K223897 · printed Nov 6, 2026
Cite this page
510(k) Report. “K223897: Excipio LV Thrombectomy Device.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K223897
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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