Intrathecal 0.5% Isobaric Bupiv Acaine Versus 0.5% Isobaric Ropiv Acaine for HIP Surgeries
M. Raj
Department of Anaesthesiology, Pain Medicine and Critical Care, Sree Balaji Medical College and Hospital Affiliated to Bharath Institute of Higher Education and Research, Chennai, Tamil Nadu, India.
*Author to whom correspondence should be addressed.
Abstract
The sensory motor block for ropivacaine starts at 6.4 minutes and similarly for bupivacaine is 3.32 minutes. The sensory block for ropivacaine is from ranges from T8-T12 and for bupivacaine its T4 - T8 level. The time taken for motor block is 203.8 and for group R its 142.9min. In group B, the mean value of time taken for two segment regression is 97.9 minutes. The time taken for group R to regress is 63.7. In Group its 4. 70 minutes. In Group R the mean onset of motor block is 9.40 minutes.
Keywords: Bupivacaine, ropivacaine, motor block