Cerebral oxygen dynamics for acute hypotension under hypoxia.

Investigating variations in cerebral oxygen dynamics in response to acute hypotension under hypoxic inhalation. - Variations in cerebral oxygen dynamics in response to hypotension under hypoxia.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000056531

Enrollment

Registered

2024-12-22

Start date

2025-01-06

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 adults

Interventions

Hypoxia inhalation group room air inhalation group

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Those who voluntarily apply to participate in research in response to a call for applications by e-mail.

Exclusion criteria

Exclusion criteria: Persons with circulatory disease, persons with respiratory disease, persons with head wounds who are undergoing treatment, persons with a history of stroke or other brain injury.

Design outcomes

Primary

Measure	Time frame
Oxygenated hemoglobin, deoxygenated hemoglobin, total hemoglobin, and regional cerebral oxygen saturation in the cerebral cortex as measured by near-infrared spectroscopy.	—

Secondary

Measure	Time frame
Heart rate, blood pressure, stroke volume, total peripheral vascular resistance, oxygen consumption, carbon dioxide excretion, respiration, tidal volume, and SpO2	—

Countries

Japan

Contacts

Public ContactAtsuhiro Tsubaki

Niigata University of Health and Welfare Institute for Human Movement and Medical Sciences

tsubaki@nuhw.ac.jp0252574438

Outcome results

None listed

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