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Use of ultrasound to monitor the diameter of optic nerve sheath in laparoscopic surgery at different degree of trendelenburg position

Use of ultrasound to monitor the diameter of optic nerve sheath in laparoscopic surgery at different degree of trendelenburg position

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300078689
Enrollment
Unknown
Registered
2023-12-15
Start date
2023-12-18
Completion date
Unknown
Last updated
2024-10-21

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

intracranial hypertension

Interventions

Case series:None

Sponsors

Affiliated Hospital of Zunyi Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1.Patients undergo laparoscopic surgery by trendelenburg position; 2. ASA I-III; 3.Aged 18-80 years old; 4.BMI: 18-28 kg/m2.

Exclusion criteria

Exclusion criteria: 1.Education level below primary school; 2.Combined central nervous system related diseases such as intracranial mass 3.Combined with mental diseases; 4.Combined with other serious diseases.

Design outcomes

Primary

MeasureTime frame
Diameter of optic nerve sheath;—

Secondary

MeasureTime frame
Anesthesia recovery time;Trendelenburg position angle;Postoperative complications;—

Countries

China

Contacts

Public ContactLi Huawen

Affiliated Hospital of Zunyi Medical University

lihuawen.456@163.com+86 185 2379 0318

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026