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Estimation of mixed venous oxygen saturation and cardiac output using near-infrared spectroscopy (NIRS) sensor

Noninvasive estimation of mixed venous oxygen saturation and cardiac output using jugular transcutaneous near-infrared spectroscopy (NIRS): a prospective observational study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CRIS
Registry ID
KCT0007918
Enrollment
30
Registered
2022-11-18
Start date
2023-02-06
Completion date
Unknown
Last updated
2026-03-30

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

Conditions

None listed

Interventions

None listed

Sponsors

Chungnam National University Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. age 20 to 90 2. off-pump coronary artery bypass graft surgery under general anesthesia 3. intraoperative monitoring of mixed venous oxygen saturation, peripheral oxygen saturation, and cardiac output

Exclusion criteria

Exclusion criteria: 1. one lung ventilation 2. use of mechanical circulatory support 3. moderate or greater degree of tricuspid valve regurgitation 4. intra-cardiac shunt

Design outcomes

Primary

MeasureTime frame
cardiac output; bias;cardiac output; precision;cardiac output; trending ability—

Secondary

MeasureTime frame
mixed venous oxygen saturation; bias;mixed venous oxygen saturation; precision;mixed venous oxygen saturation; trending ability—

Countries

Korea, Republic of

Contacts

Public ContactChahyun Oh

Chungnam National University Hospital

5chahyun@naver.com+82-42-280-7840

Outcome results

None listed

Source: CRIS (via WHO ICTRP) · Data processed: Aug 18, 2026