anesthesia induction
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. the patient who received colonoscopy; 2. aged 65~80 years; 3. ASA I~II.
Exclusion criteria
Exclusion criteria: 1. CHD and cardiac function above grade 2; 2. Pulmonary ventilation dysfunction and a history of pulmonary infection in the past 2 weeks; 3. Abnormal liver function (ALT, AST), abnormal renal function (blood creatinine, abnormal serum urea); 4. Long-term use of psychotropic drugs, analgesics and steroids; 5. Refuse to participate in the study.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| the dose of propofol;awakening time; | — |
Secondary
| Measure | Time frame |
|---|---|
| blood pressure;heart rate; | — |
Countries
China
Contacts
Department of anesthesiology,Shanghai General Hospital,Shanghai Jiao Tong University School of Medicine