CompletedNot Applicable

Effect of Tourniquet Application on Optic Nerve Sheath Diameter

Turkey (Türkiye)1 participantsStarted 2019-04-15

Plain-language summary

The aim of the study to investigate the effect of tourniquet application on optic nerve sheath diameter (ONSD) and cerebral oxygenation during lower extremity surgery.

Who can participate

Age range18 Years

SexALL

See this in plain English?

AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion Criteria: * ASA I-II risk group over the age of 18 * Operation planned under general anesthesia * Lower extremity surgery with a tourniquet * Agreeing to volunteer for research with an informed consent form Exclusion Criteria: * Emergency surgical procedures * neurological disease, carotid disease * Previous intracranial or ocular surgery * Neurological symptoms * cerebral edema, high IntraCranial Pressure * Presence of glaucoma * Body mass index (BMI)\> 35 * Uncontrolled hypertension * Diabetic retinopathy * anemia * coronary artery disease * peripheral artery disease

What they're measuring

optic nerve diameter

Timeframe: during the surgery

regional cerebral oxgenation

Timeframe: during the surgery

Trial details

NCT IDNCT04758091

SponsorZonguldak Bulent Ecevit University

Sponsor typeOTHER

Study typeOBSERVATIONAL

Primary completion2019-12-15

View on ClinicalTrials.gov More Intracranial Pressure Increase trials