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Local Anesthetics: Clinical Application as Spinal Anesthesia

Local Anesthetics: Clinical Application as Spinal Anesthesia

Spinal anesthetics are given during lower abdomen and limb surgeries to block sensory and motor neurons. They are administered in the mid to low lumbar regions, primarily acting on the cauda equina's nerve roots. The blockade level depends on the local anesthetic (LA) concentration. Usually, low LA concentrations are sufficient to block sensory fibers, while only high LA concentrations block motor fibers. Other factors like injection volume and speed, the patient's posture, and the drug...

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Related Experiment Video

Updated: Apr 24, 2026

Full-Endoscopic Interlaminar Approach for Decompression of Lateral Recess Stenosis

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Published on: February 24, 2023

Only fixation for lumbar canal stenosis

Sim Sai Tin¹, Viroj Wiwanitkit²

¹Medical Center, Shantou, China.

Journal of Craniovertebral Junction & Spine

|September 12, 2014

Summary

No abstract available in PubMed .

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