Large-Bore Mechanic Thrombectomy for the Treatment of Symptomatic Portomesenteric Vein Thrombosis

University of Maryland Baltimore (UMB)

Status: Withdrawn

Conditions: Thrombectomy; Thrombosis; Portal Vein

Treatments: Device: Inari Triever Aspiration Catheter

Study type: Observational

Funder types: Other; Industry

Identifiers

NCT06318754

HP-00104241

Details and patient eligibility

About

A single site study evaluating the safety, feasibility, and effectiveness of percutaneous large-bore mechanical thrombectomy using the Inari Triever Aspiration Catheter for the treatment of portomesenteric vein thrombosis (PMVT).

Full description

This is a single center, prospective, investigator-initiated observational study of adults undergoing mechanical thrombectomy as part of clinical care for portomesenteric vein thrombosis (PMVT).

Sex: All

Ages: 18+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Age ≥ 18 years,
• PMVT diagnosed on cross-sectional imaging such as contrast-enhanced CT or MRI abdomen
• Symptomatic PMVT (persistent symptom, worsening abdominal pain after initiation of anticoagulation, development of peritonitis, complication of portal hypertension in cirrhosis (variceal bleeding or worsening ascites), and poor surgical candidates
• Speaks and understands English language

Exclusion criteria

• Age < 18 years
• no PMVT diagnosed on cross-sectional imaging such as contrast-enhanced CT or MRI abdomen
• Malignant PMVT
• chronic PMVT including presence of cavernoma and network of prominent collateral vessels in porta hepatis on cross-sectional imaging.
• asymptomatic PMVT
• life expectancy < 6 months
• Does not speak or understand English language