thoracoscopic surgery
Conditions
Interventions
Group A:Intrapleural injection of 0.75% ropivacaine 20 ml
Group B:Intrapleural injection of 0.75% ropivacaine 15 ml
Group C:Intrapleural injection of 0.75% ropivacaine 10 ml
Sponsors
The First Affiliated Hospital of Wenzhou Medical University
Eligibility
Sex/Gender
All
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: Eligible subjects aged 18 years or older, ASA I to III, and scheduled for thoracoscopic surgery
Exclusion criteria
Exclusion criteria: Exclusion of amide local anesthetic allergies, thoracic surgery history or chest infection,chronic pain, Severe central neurologic diseases,patients with liver and renal insufficiency,history of alcohol and opioid dependence, the recent use of opioid drugs or drugs interaction with ropivacaine, inability to carry out NRS test, patients with BMI=30kg/m2 or =15kg/m2.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Pain score when coughing after operation; | — |
Secondary
| Measure | Time frame |
|---|---|
| ain score when deep breathing after operation;Pain score on natural breath after operation;Patient’s satisfaction;extra analgesic consumption; | — |
Countries
China
Contacts
Public ContactXuzhong Xu
The First Affiliated Hospital of Wenzhou Medical University
Outcome results
None listed