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Lead
Asan Medical Center
Deflation of pneumatic tourniquet could induces many changes in various organ systems. It has been shown to affect intracranial pressure. Thus, the investigators evaluate the change of optic nerve sheath diameter using ultrasound after deflation of pneumatic tourniquet in patients undergoing knee surgery.
Age
18–79
Sex
ALL
Healthy volunteers
Not accepted
You may be eligible if
ASA physical status 1-4
patients undergoing knee surgery using pneumatic tourniquet
You may not be if
patients who refuse to participate in this study
patients with history of cerebrovascular disease
patients who are judged ineligible by the medical staff to participate in the study for other reasons
Clareo Health | Change of Optic Nerve Sheath Diameter After Deflation of Pneumatic Tourniquet
