Anesthesia, Regional
Conditions
Brief summary
This study describes the difference of analgesic effect of levobupivacaine 0.5% administered through an interscalene nerve block with or without a stellate ganglion block. The length of the analgesic effect is our primary outcome parameter. Half of the recruited patients will receive a stellate ganglion block and half of the patients won't.
Interventions
DRUGLevobupivacaine
Inject 3ml of levobupavacaine into the stellate ganglion area
DRUGNaCl 0.9%
Inject 3ml of NaCl 0.9% into the stellate ganglion area
Sponsors
University Hospital, Antwerp
Study design
Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)
Eligibility
Sex/Gender
ALL
Age
18 Years to 75 Years
Healthy volunteers
No
Inclusion criteria
* ASA class 1 to 3 * Need for shoulder surgery
Exclusion criteria
* Mental retardation * allergy for local anesthetics * a medical reason as a contra-indication for NSAID use * Diabetes mellitus * peripheral neuropathy * chronic analgetic use * chronic pain patients
Design outcomes
Primary
| Measure | Time frame | Description |
|---|---|---|
| Duration of analgesia | 24 hours | The duration of analgesia assessed with quantitative sensory testing |
Secondary
| Measure | Time frame | Description |
|---|---|---|
| Need for rescue analgesia | 24 hours | The timing of the need for rescue analgesia as requested by the patient |
| Duration of motor block | 24 hours | The duration of a motor block |
Outcome results
None listed