Open surgery
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. The patient who want to accept dexmedetomidine for prevention of emergence agitation ; 2. The patient have no contraindication of bradycardia; 3. Aged >70 years; 4. The patient going to receive open surgery.
Exclusion criteria
Exclusion criteria: 1. The patient who wantn't to accept dexmedetomidine for prevention of emergence agitation; 2. The patient have some contraindications of bradycardia; 3. The patient who have severe hypertation.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| emergence agitation; | — |
Countries
China
Contacts
Anqing municipal hospital Anhui province