Health Condition 1: O- Medical and Surgical
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1.ASA grade I,II,III 2.Lower limb orthopedic surgeries 3.Duration of surgery 2.5 to 3 hours
Exclusion criteria
Exclusion criteria: 1.Patient refusal 2.Patient on beta blockers and calcium channel blockers 3.Uncontrolled systemic disease 4.Patient on anti coagulant therapy 5.Pragnant and lactating females 6.Patient with local site infection 7.Patient with allergy to local anesthetics and adjuvants
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| sensory and motor block characteristics 1.onset of sensory block at L1 dermatomal level(min) 2.Time to achieve maximum sensory level(mins) 3.Time for two segment regression(mins) 4.Total duration of sensory block(time to regress till S1 dermatome 5.Onset of motor blockade(Bromage 1)(min) 6.Maximum bromage score(Bromage 3)(mins) 7.Time to achieve maximum motor blockade(mins) 8.duratin of motor blockade(mins)Timepoint: Throught surgery | — |
Secondary
| Measure | Time frame |
|---|---|
| 1.To observe any changes in hemodynamic parameters like pulse rate,blood pressure,respiratory rate,ECG,spo2 perioperatively 2.Duration of effective analgesia-time from administration of drug intrathecally to pain score VAS4 postoperatively 3.Requirment of rescue analgesia in 24 hours 4.To observe any complications like bradycardia,hypotension,respiratory depression,shivering,nausea,vomiting,dryness of mouth,urinary retension etc.Timepoint: Immediate post-op,30 min,1hr,2hr,4hr,8hr,12hr,16hr,20hr,24hr | — |
Countries
India
Contacts
Government Medical college, Vadodara