major gastrointestinal surgery
Conditions
Interventions
one:only oxycodone for analgesia
two:oxycodone+0.05ug/kg/h dexmedetomidine
three:oxycodone+0.1ug/kg/h dexmedetomidine
Sponsors
Shaoxing People's Hospital (Shaoxing Hospital of Zhejiang University)
Eligibility
Sex/Gender
All
Age
65 Years to 80 Years
Inclusion criteria
Inclusion criteria: ASA physical status I-III, aged 65-80 years, major gastrointestinal surgery, BMI 18-25kg/m2, normal cardiopulmonary function,no history of allergic to opioids.
Exclusion criteria
Exclusion criteria: Chronic pain; psychiatric history; long-term use of anti-depressants and anti-convulsions agent; bradycardia; motion sickness
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| sleep efficiency index;arousal index;REM;N1;N2;N3; | — |
Countries
China
Contacts
Public ContactJiang Zongming
shaoxing people's hospital (shaoxing hospital of zhejiang university)
Outcome results
None listed