Pediatric patients
Conditions
Interventions
C group:0.3% ropivacaine was used for brachial plexus block
DL1 group:Dexmedetomidine 0.75 µg/kg+0.3% ropivacaine was used for brachial plexus block
DL2 group:Dexmedetomidine 1 µg/kg+0.3% ropivacaine was used for brachial plexus block
DL3 group :Dexmedetomidine 1.25 µg/kg+0.3% ropivacaine was used for brachial plexus block
Sponsors
Jiangsu Province Hospital
Eligibility
Sex/Gender
All
Age
1 Years to 3 Years
Inclusion criteria
Inclusion criteria: 1. Children aged 1-3 years, weighing 6.1-18 kg; 2. ASA grade I-II; 3. Children who intend to block the upper limbs under general anesthesia + unilateral intermuscular brachial plexus block.
Exclusion criteria
Exclusion criteria: 1. Have a history of surgery in the area innervated by the ipsilateral brachial plexus or have received block anesthesia for the ipsilateral brachial plexus; 2. Neuromuscular dysfunction; 3. Have a diagnosed mental illness or suffer from epilepsy; 4. Possess coagulation dysfunction; 5. The legal guardian of the child refused to participate in the study.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Duration of sensory block; | — |
Secondary
| Measure | Time frame |
|---|---|
| Duration of motion block;Operation time;recovery time;effect of nerve block;Additional vasoactive drug doses;Additional dose of analgesic medication; | — |
Countries
China
Contacts
Public ContactHe Mingfeng
Jiangsu Province Hospital
Outcome results
None listed