Investigation of optimal monitoring methods to assess lower extremity blood flow during surgery.

Investigation of optimal monitoring methods to assess lower extremity blood flow during surgery. - Intraoperative lower limb blood flow assessment methods

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000057481

Enrollment

Registered

2025-04-01

Start date

2025-04-01

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

Well leg compartment syndrome

Interventions

For each endpoint, measurements are made continuously over time for five minutes each in the following positions: resting horizontal, lithotomy, lithotomy with head-down in 20 degrees, lithotomy, and

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Healthy men and women between the ages of 20 and 60

Exclusion criteria

Exclusion criteria: Individuals who experience discomfort due to changes in body position during measurement, abnormal blood pressure or SpO2 values, or irregular pulsation changes in blood flow during measurement.

Design outcomes

Primary

Measure	Time frame
Blood flow measured by LDF	—

Secondary

Measure	Time frame
Pulse width and pulse rate measured by LDF Tissue oxygenation index, normalized tissue hemoglobin index, oxygenated hemoglobin change, deoxygenated hemoglobin change, and total hemoglobin change measured by NIRS Blood pressure Percutaneous arterial oxygen saturation (SpO2)	—

Countries

Japan

Contacts

Public ContactRyuki Kimura

Hamamatsu University Hospital Medical Instruments Administrative Center

kim37@hama-med.ac.jp053-435-2970

Outcome results

None listed

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