Cooperative development of hemodynamic monitor including cardiac output based on the measurement of lung-finger circulation time.

Multicenter cooperative exploratory study of development of multifunctional hemodynamic monitor including non-invasive cardiac output based on the measurement of lung-finger circulation time with adjustment by the difference in temperature in finger-tip. - None

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCTs072180003

Enrollment

Registered

2018-09-03

Start date

2018-09-11

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

ex.1) heart failure (including pre-heart failure subjects) ex.2) healthy subjects

Interventions

MRI, Fx sensor

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: ex.1) Admitted or out-patients at Fukuokaken Saiseikai Hospital or normal volunteers ex.2) Normal volunteers

Exclusion criteria

Exclusion criteria: ex.1) 1. Acute phase of coronary heart disease (<7 days). 2. Uncontrolled hypertension (office blood pressure over 180/110mmHg). 3. Uncontrolled heart failure patients (needing oxygen inhalation). 4. Patients who cannot keep supine position. 5. Patients who cannot obey the instruction of breath-holding. 6. Patients with claustrophobia. 7. Patients with permanent pacemaker. 8. Patients with peripheral arterial disease. 9. Patients with arterial obstruction between heart and finger 10. Patients under hemodialysis. 11. Patients with the history of lung disease such as COPD or asthma. 12. Patients with intra- or extra-cardiac arterial-venous shunt. ex.2) 1. Subjects with heart disease. 2. Subjects with pulmonary disease. 3. Subjects who cannot keep supine position. 4. Subjects who cannot obey the instruction of breath-holding. 5. Subjects with claustrophobia. 6. Subjects with permanent pacemaker.

Design outcomes

Primary

Measure	Time frame
ex.1) % error value in Bland-Altman analysis to quantify agreement between MRI Q-Flow and new device method. ex.2) % error value in Bland-Altman analysis to quantify agreement of MRI Q-Flow measurement in two facilities	—

Contacts

Public ContactYasuko Yoshioka

Kyushu University

y_yasuko@sleep.med.kyushu-u.ac.jp+81-92-642-5988

Outcome results

None listed

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