Regional and local anesthesia Techniques

Local anesthetics cause a reversible loss of sensation in a specific area. Local anesthetics relieve pain, making surgical procedures easier. The clinical application of local anesthetics is being expanded thanks to new delivery mechanisms. Topical anesthetic, infiltrative anaesthetic, ring blocks, and peripheral nerve blocks are examples of these procedures (see the Technique section below for links to detailed, illustrated articles demonstrating these techniques). Because local anesthetics are less dangerous than general or systemic anesthetics, they are utilized wherever practical. Furthermore, they are relatively simple to use and easily available.

To relieve pain or perform surgical procedures, regional anesthesia numbs a specific portion of the body. Spinal anesthesia (also known as subarachnoid block), epidural anesthesia, and nerve blocks are all examples of regional anesthesia. Regional anesthetic is frequently used for orthopedic surgery on an extremity (arm, leg, hand, or foot), female or male reproductive surgery (gynecological procedures and cesarean section), and bladder and urinary tract surgeries. Epidural analgesia (pain relief) is typically used to relieve labor and delivery pain, but it can also be used to give anesthesia for other types of procedures.