General Anesthesia
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Patients with full ability to communicate undergoing selective operation with general anesthesia, ASA status I-II, aged 18 to 60 years, no restriction on gender, operation time 1-3 hours.
Exclusion criteria
Exclusion criteria: 1. Allergic to dexmedetomidine or any drugs used during this study; 2. Patients on long-term therapy with narcosis analgeticsedative or non-steroid anti-inflammatory drugs; 3. patients with cardiopulmonary disfunction; 4. Patients with allergic disorders; 5. Patients with mental illness; 6. Patients with Cardiac conduction disturbances or allorhythmia HR< 50 bpm, SBP< 100 mmHg.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| blood pressure;heart rate;NRS scores;hypotension or hypertension;Tachycardia or bradycardia;Nausea and vomiting;pruritus;shiver; | — |
Countries
China
Contacts
Affiliated Hospital of Nantong University