intraspinal anesthesia/limb phantom
Conditions
Interventions
Group A:1% ropivacaine 1.5ml+ 1.5ml water for injection sterilization
Group B:1% ropivacaine 1.5ml+50% glucose 0.2ml+ cerebrospinal fluid 1.3ml
Group C:0.75% bupivacaine 2ml+ 1ml water for injection sterilization
Group D:0.75% bupivacaine 2ml+50% glucose 0.2ml+ cerebrospinal fluid 0.8ml
Sponsors
Affiliated Hospital of Yan'an University
Eligibility
Sex/Gender
All
Age
18 Years to 59 Years
Inclusion criteria
Inclusion criteria: 1. ASA grade ?-?; 2. Aged between 18 and 59 years; 3. BMI 18.5-27.9kg/m^2; 4. Patients undergoing lower extremity and lower abdomen surgery under combined lumbar and epidural anesthesia; 5. No abnormal communication and cognitive ability.
Exclusion criteria
Exclusion criteria: 1. Patients with contraindications to intraspinal anesthesia; 2. Blockade failure or poor effect; 3. Patients with motor and sensory disorders before surgery; 4. Mental and nervous system diseases.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Limb phantom incidence and type;Time to extinction of the limb phantom; | — |
Secondary
| Measure | Time frame |
|---|---|
| Time of onset of anesthesia;Duration of anesthesia;Highest level of arrest;Onset time of motor block;Muscle strength measurement criteria;Adverse reactions;Patient anesthesia satisfaction survey; | — |
Countries
China
Contacts
Public ContactLi Lingxia
Outcome results
None listed