The effect of nitrous oxide on the ocular pressure under remifentanil and sevoflurane anesthesia

The effect of nitrous oxide on the ocular pressure under remifentanil and sevoflurane anesthesia - The effect of nitrous oxide on the ocular pressure under remifentanil and sevoflurane anesthesia

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000020241

Enrollment

Registered

2015-12-17

Start date

2013-04-01

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

patients scheduled for elective abdominal surgery

Interventions

The patients receive 33% oxygen and 67% N2O, The patients receive air instead of oxygen and N2O.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: patients scheduled for elective abdominal surgery

Exclusion criteria

Exclusion criteria: Patients with allergies, unstable angina, congestive heart failure, glaucoma and other ophthalmic disease and past history of eye surgery

Design outcomes

Primary

Measure	Time frame
IOP is measured at 20 min after induction of anesthesia (T0), 1 hour after T0 (T1), 2 hours after T0 (T2), and 3 hours after T0 (T3).	—

Countries

Japan

Contacts

Public ContactToru Goyagi

Akita University Graduate School of Medicine Anesthesiology and Intensive Care Medicine

tgoyagi@doc.med.akita-u.ac.jp018-884-6175

Outcome results

None listed

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