Measurement of functional residual capacity by volumetric capnography

Measurement of functional residual capacity by volumetric capnography - Measurement of functional residual capacity by volumetric capnography

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000034183

Enrollment

Registered

2018-09-18

Start date

2018-10-01

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

healthy volunteer

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: healty volunteer

Exclusion criteria

Exclusion criteria: 1.current smoker 2.upper respiratory tract infection within 2week 3.history of lung surgery 4.pregnat woman 5.obesity (BMI is over 30kg/m2) 6.those who can not obtain consent

Design outcomes

Primary

Measure	Time frame
FRC by using novel volumetric capnography FRC by the helium gas dilution method	—

Secondary

Measure	Time frame
airway dead space alveolar dead space	—

Countries

Japan

Contacts

Public ContactHiroshi Araki

National Hospital Organization Nagasaki Medical Hospital Department of Anesthesiology

haraki@nagasaki-mc.com0957523121

Outcome results