anesthesia induction
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Patients aged 18 years to 50 years undergoing gynecological laparoscopic surgery; 2. ASA physical status 1–II; 3. body mass index between 18 and 24 kg.m-2; 4. Sign the informed consent.
Exclusion criteria
Exclusion criteria: 1. a suspected difficult airway; 2. liver,renal and cardic dysfunction; 3. contraindication to dexmedetomidine and lidocaine, allergy to dexmedetomidine and lidocaine; 4. Sinus bradycardia; 5. allergy to eggs and milk; 6. a history of substance abuse and mental disorder; 7. patients with hypertension and coronary heart disease.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Blood Pressure;Heart Rate; | — |
Secondary
| Measure | Time frame |
|---|---|
| Intubation time; | — |
Countries
China