New method for non-invasive measurement of cardiac output with vector flow mapping

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCT1032210381

Enrollment

Registered

2021-10-20

Start date

2021-10-24

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Cardiovascular disease Cardiovascular disease

Interventions

Transthoracic echocardiography will be performed before and after surgery. Before surgery, it will be performed when patients are admitted to our hospital, and when Swan-Ganz catheter is inserted in o

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who require cardiovascular surgery monitored with Swan-Ganz catheter.

Exclusion criteria

Exclusion criteria: 1. Patients who undergo emergency surgery. 2. Patients with continuous arrhythmia. (i.e. chronic atrial fibrillation) 3. Other patients judged to be inappropriate by the principal investigator or investigator

Design outcomes

Primary

Measure	Time frame
We will compare measurements of cardiac output, with Swan-Ganz catheter and with vector flow mapping.	—

Secondary

Measure	Time frame
We will compare measurements of cardiac output, with Swan-Ganz catheter and with VTI method and biplane method.	—

Contacts

Public ContactTomoyoshi Kanda

Chiba University Hospital

t.kanda0808@gmail.com+81-43-222-7171

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026