recruitment effect of high frequency jet ventilation superimposed on volume controlled ventilation in inspiratory phase

recruitment effect of high frequency jet ventilation superimposed on volume controlled ventilation in inspiratory phase - recruitment effect of high frequency jet ventilation

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000033653

Enrollment

Registered

2018-08-15

Start date

2018-08-01

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

Open abdominal surgery

Interventions

Recruitment maneuver using conventional mechanical ventilation Recruitment maneuver using high frequency jet ventilation superimposed on volume controlled ventilation in inspiratory phase

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Adult patient who undergoing open abdominal surgery 2. Patient signed the imformed consent to participate in the study

Exclusion criteria

Exclusion criteria: obesity(BMI>30kg/m2), obstructive pulmonary disease, restrictive pulmonary disease, arrhythmia, cardiac hypofunction

Design outcomes

Primary

Measure	Time frame
ABG(PaO2, PaCO2), dynamic compliance and P/F ratio	—

Secondary

Measure	Time frame
Blood pressure, hate rate and cardiac index	—

Countries

Japan

Contacts

Public ContactChika Ikarashi

Omagari Kosei Medical Center Department of Anesthesia

chibi_hamaguri315@yahoo.co.jp+81-187-63-2111

Outcome results

None listed

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