Completed NA INTERVENTIONAL 2-arm NCT04339244

Effect of Pressure Regulation on Optic Nerve Sheath Diameter

Effect of Arterial Pressure Regulation on Optic Nerve Sheath Diameter During Robot Assisted Laparoscopic Surgery

Sponsor: Keimyung University Dongsan Medical Center

Updated 6 times since 2020 Last updated: Oct 10, 2020 Started: Apr 1, 2020 Primary completion: Aug 15, 2020 Completion: Sep 15, 2020

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT04339244, this NA trial focuses on Optic Nerve Sheath Diameter and remains completed. Sponsored by Keimyung University Dongsan Medical Center, it has been updated 6 times since 2020, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

Change History

6 versions recorded

Sep 2025 — Present [monthly]

Completed NA
Sep 2024 — Sep 2025 [monthly]

Completed NA
Jul 2024 — Sep 2024 [monthly]

Completed NA
Jan 2021 — Jul 2024 [monthly]

Completed NA
Nov 2020 — Jan 2021 [monthly]

Completed NA

Status: Recruiting → Completed

▶ Show 1 earlier version

May 2020 — Nov 2020 [monthly]

Recruiting NA

First recorded

Apr 2020

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Keimyung University Dongsan Medical Center

Data source: Keimyung University Dongsan Medical Center

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Daegu, South Korea