The effect of pneumoperitoneum in the steep Trendelenburg position on cerebral oxygenation and cerebrovascular autoregulation during robotic-assisted urology surgery

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR1900022320

Enrollment

Unknown

Registered

2019-04-04

Start date

2019-04-02

Completion date

Unknown

Last updated

2019-04-08

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

Conditions

robotic-assisted urology surgery

Interventions

dults versus older patients:robotic-assisted urology surgery

Eligibility

Sex/Gender

All

Age

45 Years to 80 Years

Inclusion criteria

Inclusion criteria: Patients aged over 18 yr and undergoing elective robotic-assisted urology surgery which needs pneumoperitoneum and a extreme Trendelenburg position under genenal anesthesia were eligible for inclusion.

Exclusion criteria

Exclusion criteria: Patients decline to participate in this study , ASA>III,pre-existing neurological disease, acute intracranial lesions (intracranial infection, brain trauma,stroke, intracerebral haemorrhage), cerebrovascular diseases, symptomatic ischaemic heart disease, AKF, ALF, a preoperative Mini-Mental Score <24, and long-term psychiatric medication.

Design outcomes

Primary

Measure	Time frame
cerebral oxygenation;cerebrovascular autoregulation;	—

Secondary

Measure	Time frame
delirium;ONSD;S100ß, NSE;	—

Countries

China

Contacts

Public ContactHao Li

Department of Anesthesiology and Surgery, the General Hospital of PLA

lihao301@126.com+86 15010665099

Outcome results

None listed

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