Changes in tidal volume caused by nitrous oxide during general anesthesia

Changes in tidal volume caused by nitrous oxide during general anesthesia - Changes in tidal volume caused by nitrous oxide during general anesthesia

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000031084

Enrollment

Registered

2018-01-31

Start date

2018-01-15

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

Patients who undergo general anesthesia

Interventions

Comfirm the recovery of the train-of-four ratio not less than 0.9 after intubation. Sustain anesthesia with concentration of 1MAC sevoflurrane. Ventilator setting is pressure control ventilation wi

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients who undergo surgery at our hospital with general anesthesia using inhalational anesthetic 2. Supine position, 3. ASA-PS1,2 4. Intubated cuffed tracheal tube

Exclusion criteria

Exclusion criteria: 1. Past history of cardiac,respiratory,or neuromuscular disease 2. Thoracic surgery 3. Abdominal surgery 4. Upper respiratory infection 5. Extraordinary operation

Design outcomes

Primary

Measure	Time frame
Change in the tidal volume from the control	—

Secondary

Measure	Time frame
1. Changes in the lung compliance 2. Changes in the end tidal carbon dioxide 3. Changes in the end tidal sevoflurane concentration	—

Countries

Japan

Contacts

Public ContactTomonari Shinozaki

Miyagi children's hospital department of anesthesiology

tmn316@yahoo.co.jp022-391-5111

Outcome results

None listed

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