Incidence of intraoperative cerebral oxygen desaturation in patients undergoing shoulder surgery in beach chair positio

Not Applicable

• Conditions: Shoulder surgery in beach chair position; shoulder surgery; beach chair position; cerebral desaturation; incidences; cognitive dysfunction

• Registration Number: TCTR20200407004
• Lead Sponsor: Ratchadapiseksompotch Fund, Faculty of Medicine

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2020-04-07
• Study Completion: 2021-07-01
• Last Update Posted: 19 August 2024

Recruitment & Eligibility

• Status: Pending (Not yet recruiting)
• Sex: All
• Target Recruitment: 42

Inclusion Criteria

1. Patients aged 18-85 years old undergoing shoulder surgery in beach chair position
2. American Society of Anesthesiologist physical status class 1-3
3. Patients are anesthetized with general anesthesia and interscalence block
4. Elective surgery

Exclusion Criteria

1. Patient denies
2. Can not perform a cognitive test
3. Unable to apply Cerebral oximetry probe and Bispectral index probe
4. Can not anesthetize with interscalene block and general anesthesia with endotracheal tube
5. Had pre-existing neurological disease
6. Had pre-existing carotid disease
7. Anemia with hemoglobin less than 7 milligrams per deciliter

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Incidence of intraoperative cerebral oxygen desaturation in patients undergoing shoulder surgery in Intraoperative period Number of events, percentage

Secondary Outcome Measures

Name	Time	Method
Incidence of postoperative cognitive dysfunction 24-hour postoperative period Number of events, percentage,Correlation between postoperative cognitive dysfunction and intraoperative cerebral desaturation Intraoperative and postoperative period Correlation,Risk factors of intraoperative cerebral oxygen desaturation Preoperative and intraoperative period Logistic regression model