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International Alfapump Cohort Study

International Alfapump Cohort Study: in Patients With Refractory Ascites Due to Liver Cirrhosis or Malignant Ascites With a Life Expectancy of 6 Months or Less

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT04326946
Acronym
TOPMOST
Enrollment
400
Registered
2020-03-30
Start date
2018-08-14
Completion date
2030-12-31
Last updated
2024-11-12

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Liver Cirrhoses, Malignant Ascites

Brief summary

This Registry is designed to follow patients who have been implanted with an alfapump system, which is a newly marketed product from Sequana Medical AG, a Swiss Medical Device company.

Detailed description

In a real-world setting, all patients implanted with an alfapump system according to it's intended use, not participating in another clinical study in which the alfapump is studied.

Interventions

DEVICEAlfapump

alfapump implementation

Sponsors

Sequana Medical N.V.
Lead SponsorINDUSTRY

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL

Inclusion criteria

* All patients implanted with an alfapump are eligible for this registry

Exclusion criteria

* Patients younger than 18 years * Pregnancy * Inability to operate the Smart Charger to recharge the alfapump * Participating in another study in which the alfapump is studied

Design outcomes

Primary

MeasureTime frameDescription
Patient survival at 6 months post implant6 months post-implantThe primary outcome will be patient survival with a functional alfapump system at 6 months.

Secondary

MeasureTime frameDescription
To assess safety at 1-month post implant for procedure related incidents.1 month post implanto Occurrence of adverse events considered related to implant, product or therapy by the treating physician
Clinical impact on liver and renal function in liver & renal blood lab panel2 yearsClinical impact as assessed by changes in Prealbumin
To assess occurrence of (major) reportable events.2 yearsReportable events are defined as any events per the definition in 9.1 and classified as renal event, variceal bleeding, hepatic encephalopathy an infection or assessed as related (not classified improbable related or cannot be attributed per the definitions below) to; the implant procedure, device or therapy by the treating physician.
Impact of the alfapump on ascites symptoms related quality of life on patient activity1 week pre-implant, Day 0 Implant, 4 weeks-, 8 weeks-, 16 weeks-, 24 weeks- and 48 weeks post implantAssess change in physical activity pre- and post implant To assess daily activity and stress level of patients for up to 48 weeks following implant
Clinical impact on ECOG2 yearschange in ECOG performance scale pre- and post implant
Impact of the alfapump on ascites symptoms related quality of life2 yearsAscites Questionnaire (pre implant & at each visit after the first month post implant)

Countries

Germany, Switzerland

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026