Changes in Optic Nerve Sheath Diameter in Patients Undergoing Spinal Surgery in the Prone Position

Seoul National University

Status: Unknown

Conditions: Optic Nerve Sheath Diameter

Study type: Observational

Funder types: Other

Identifiers

NCT04301817

20200305

Details and patient eligibility

About

Long standing prone position could affect vision or optic nerve. To measure the optic nerve sheath diameter using ultrasound is quick and useful assessments of patients.

This study will look at the change of optic nerve sheath diameters of patients undergoing surgery in prone position

Enrollment: 50 estimated patients

Sex: All

Ages: 20+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Patients undergoing surgery in prone position

Exclusion criteria

• Patients who did not agree to participate in the study
• Patients has ophthalmic diseases
• Patients has previous history of ophthalmic surgery.
• Patients has neurological disorders.
• Patients has history of head surgery.
• Severe anaphylactic allergy to ultrasound gel or Tegaderm

Trial design

50 participants in 1 patient group

Prone position

Description:

Patients undergoing surgery in prone position