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Effect of Sitting Position on Cerebral Oxygen Saturation in Patients Undergoing Laparoscopic Surgery under General Anesthesia: A Prospective Observational Study

Effect of Sitting Position on Cerebral Oxygen Saturation in Patients Undergoing Laparoscopic Surgery under General Anesthesia: A Prospective Observational Study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500097504
Enrollment
Unknown
Registered
2025-02-19
Start date
2025-03-01
Completion date
Unknown
Last updated
2025-02-24

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

Conditions

cerebral desaturation events

Interventions

Age group 40 and under:None
Age group 45 to 64 years old:None
Aged 65 and over:None

Sponsors

Chengdu Seventh People's Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1.Age > 18 years; 2.ASA classification I to III; 3.patients must provide informed consent and sign the informed consent form.

Exclusion criteria

Exclusion criteria: 1.Arrhythmia; 2.Congestive heart failure; 3.Preoperative neurocognitive impairment; 4.Chronic kidney disease; 5.Persistent infectious diseases or morbid obesity; 6.Patients with hypovolemia or hypotension (systolic blood pressure <80 mmHg or mean arterial pressure <65 mmHg); 7.Severe coagulopathy.

Design outcomes

Primary

MeasureTime frame
Incidence of cerebral desaturation events;

Secondary

MeasureTime frame
The baseline of cerebral oxygen saturation across different age groups;Postoperative delirium evaluation;The duration of cerebral desaturation;minimum cerebral oxygen saturation value;Neuron-Specific Enolase;S100ß;

Countries

China

Contacts

Public ContactWang Mengmei

Chengdu Seventh People's Hospital

1453764092@qq.com+86 18846043578

Outcome results

None listed

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