None listed
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Aged >= 60 years, and the gender is not limited; 2. American Anesthesiologist Classification (ASA) I-II; 3. For patients who need general anesthesia with endotracheal intubation for elective gastrointestinal tumor surgery, 3h=95% when breathing air; 6. Be able to understand the research process and methods, and voluntarily participate in this research.
Exclusion criteria
Exclusion criteria: 1. Those with contraindications to general anesthesia or those who have had a history of anesthesia accident in the past; 2. Known or suspected allergies or contraindications to propofol injection, cyclopofol injection excipients, benzodiazepines, opioids, muscle relaxants, etc.; 3. Combined with severe heart, lung, liver, kidney dysfunction, uncontrolled diabetes or hypertension; 4. Those with a history of mental illness, abuse or long-term use of sedatives and antidepressants; 5. Subjects who are considered by the investigator to have any other factors that are not suitable for participating in this trial.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| BIS value and blood concentration; | — |
Secondary
| Measure | Time frame |
|---|---|
| Incidence of injection pain;Length of stay in PACU;Incidence of postoperative adverse reactions;Hemodynamics; | — |
Countries
China
Contacts
Zhejiang Provincial Hospital of Traditional Chinese Medicine