Lumbar disc disease,Gynecological tumors,Abdominal tumor,Chronic sinusitis
Conditions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. patients with ages of 20–65 years, BMI: 18.5-30 kg/m2, ASA I–II, undergoing elective Orthopaedic surgery, ENT surgery; 2. Gynecologic surgery were or General surgery were enrolled on the study.
Exclusion criteria
Exclusion criteria: 1. refused to participate; 2. Potentially difficult airway; 3. Without regular treatment of poorly controlled hypertension; 4. hepatic or renal dysfunction; 5. Cardiovascular disease or dysfunction of blood coagulation; 6. hematocrit less than 35%, Hb less than 110 g/L; 7. allergy.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Positive reaction of trachea intubation; | — |
Secondary
| Measure | Time frame |
|---|---|
| Hb and HCt;MAP and HR;The usage of vascular drugs; | — |
Countries
China