preview

Spinal Anesthesia Essay

Decent Essays

The international association for the study of pain has defined pain as unpleasant and emotional experience associated with actual or potential tissue damage or described in terms of such damage20. Spinal anesthesia was first produced by Corning in 1885 and first used deliberately by Bier in 1898. Glucose containing solution for spinal anesthesia was introduced by Barker in 1907. Since then hyperbaric solutions are in use for spinal anesthesia. Spinal anesthesia is preferred over general anesthesia for various surgeries as it is -
- Simple to perform and economical.
- Produces rapid onset of anesthesia, analgesia with good muscle relaxation.
- Causes better suppression of neuroendocrine stress response.
- Prevent risk of aspiration of gastric contents by securing airway. All these advantages …show more content…

Inj. neostigmine 0.5 mg was diluted in 10 cc with normal saline and 1 cc is taken from it and again diluted in 10 cc and from it 1 cc (5 mcg) was taken with 3 cc (15 mg) of 0.5% hyperbaric bupivacaine. Total volume of 4 ml was used. Under all aseptic and antiseptic precaution spinal anesthesia was performed in sitting/ lateral position at L2L3 or L3L4 inter vertebral space with 23G quincke spinal needle. After completion of procedure patients were immediately turned to supine position and time to subarachnoid injection was noted. Highest T6-T8 level was achieved. An eye cover was placed and O 2 was given by Hudson mask at the rate of 4 L/min by the anesthesia machine. In group B, after hemodynamic stabilisation the transdermal nitroglycerin patch was applied on the thorax (ventral, T2-T4), in a non-anesthetised area, 20 minutes after spinal puncture. The total nitroglycerin content of transdermal nitroglycerine patch was 25 mg; the total drug releasing area was 10 cm 2. It delivered nitroglycerine at the rate of 20-25 µg/cm2 per hour or 5 mg /24

Get Access