Study on the effect of pulse oximeter measurement site on pulse wave transit time (PWTT)

Study on the effect of pulse oximeter measurement site on pulse wave transit time (PWTT) - PWTT Study

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000045950

Enrollment

Registered

2021-11-08

Start date

2021-11-01

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

Liver tumor, Liver cyst, Liver transplant donor

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients undergoing liver resection Patients undergoing anesthesia with monitoring of direct arterial pressure and central venous pressure Patients who can understand and agree the study plan for themselves.

Exclusion criteria

Exclusion criteria: Patients with arrhythmias shown as blow: atrial fibrillation, atrial flutter supraventricular arrhythmia such as sinus arrhythmia bigemini, trigemini Patients who need pacing during surgery Patients with liver cirrhosis Patients who the investigators consider inappropriate for the study

Design outcomes

Primary

Measure	Time frame
Comparison of finger-PWTT and ear-PWTT	—

Countries

Japan

Contacts

Public ContactMidoriko Higashi

Graduate School of Medical Sciences, Kyushu University Anesthesiology and Critical Care Medicine

higashi.midoriko.976@m.kyushu-u.ac.jp092-642-5714

Outcome results