BOLT: Study of the Indigo® Aspiration System When Used in Patients With Deep Vein Thrombosis
← catalyst calendarSponsored by Penumbra Inc. (industry) · PEN — their whole pipeline →.
Phase
Not applicable
Status
Active, not recruiting
Study type
Interventional
Design
Na · None · Treatment
Enrollment
229actual
Sites
42
Country
United States
Every value on this page is a field the sponsor filed with ClinicalTrials.gov, reproduced. Dates are their own estimates, revised as a study runs, unless the registry marks them actual. sources →
Source: ClinicalTrials.gov, retrieved 2026-08-19
Dates
each axis at the precision it was filed, with the registry's own basis| Date | Filed | Basis | What it is |
|---|---|---|---|
| Start | 2021-09-30 | actual | When the study began enrolling |
| Primary completion | 2025-11-18 | actual | The date the last participant is measured for the primary outcome — the readout window |
| Study completion | Jan 2028 | estimated | The whole study's end, after follow-up |
| First posted | 2021-08-12 | actual | When this record first appeared on the registry |
| Results posted | — | When the sponsor posted results to the registry | |
| Record updated | 2026-05-29 | actual | The sponsor's own last edit to this record — every projection above is as current as this date |
What it studies
Conditions
- Deep Vein Thrombosis
- DVT
Intervention
- Device: Indigo Aspiration System
Primary outcomes
what the primary-completion date above is the date OFComposite of Major Adverse Events
measured 48 Hours Post-Procedure
Change in Marder Score
measured Index Procedure
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