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Local Anesthetics: Clinical Application as Epidural Anesthesia

Local Anesthetics: Clinical Application as Epidural Anesthesia

Epidural anesthetics are administered in the fat-filled epidural space, the outermost part of the spinal canal. This technique is commonly employed for pain management and anesthesia during lower abdomen and pelvis surgeries or labor and delivery.
Since epidural anesthetics can be infused through an epidural catheter, all types of drugs, including short-acting ones, can be administered. Chloroprocaine and lidocaine are examples of short and long-duration anesthetics, respectively. Bupivacaine...

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...

Stages of General Anesthesia

Stages of General Anesthesia

Various sedation levels offer significant advantages in facilitating procedural interventions for patients undergoing medical or invasive surgical procedures. These levels span from anxiolysis to general anesthesia, providing a spectrum of sedative effects to cater to specific patient needs. Anxiolysis reduces anxiety and is achieved through minimal sedation, enabling patients to remain awake and responsive while feeling more at ease during the procedure. This level can benefit minor...

Parenteral Anesthetics: Overview

Parenteral Anesthetics: Overview

Intravenous anesthetics are drugs administered parenterally to induce anesthesia or sedation. Propofol is a widely used agent formulated as a 1% emulsion in soybean oil, glycerol, and egg phosphatide. It induces rapid anesthesia primarily due to its rapid distribution from the bloodstream to target tissues and is metabolized in the liver. However, it can cause significant pain on injection and hypertriglyceridemia. Fospropofol, a water-based prodrug of propofol, lacks these adverse effects.

General Anesthesia: Overview

General Anesthesia: Overview

Anesthesia is a medical procedure that uses drugs for CNS suppression to enable painless surgeries and procedures. The selection of anesthetics is influenced by their pharmacokinetic properties, side effects, and patient characteristics. Various types of anesthesia include general, local, regional, spinal, and inhalational.
General anesthesia induces unconsciousness in the whole body, while the others target specific areas or sensations. It is administered to minimize adverse effects, maintain...

Local Anesthetics: Clinical Application as Intravenous Regional Anesthesia

Local Anesthetics: Clinical Application as Intravenous Regional Anesthesia

Intravenous regional anesthesia or the Bier block technique is used to anesthetize a specific limb or extremity. It uses exsanguinated or blood-drained vessels to transport local anesthetics or LAs to the peripheral nerve trunks. Lidocaine without vasoconstrictors like epinephrine is most commonly used for this technique. Other drugs used are prilocaine, ropivacaine, and chloroprocaine. Bupivacaine is not recommended for this technique due to its high cardiac toxicity.
One of the advantages of...

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Updated: Jul 16, 2026

Spinal Sonography for Ultrasound-Guided Lumbar Neuraxial Anesthesia

Spinal Sonography for Ultrasound-Guided Lumbar Neuraxial Anesthesia

Published on: January 31, 2025

[Epidural anesthesia: step by step to success].

Thomas Standl¹, André Gottschalk

¹Klinik für Anästhesie und operative Intensivmedizin des Städt. standl@klinikumsolingen.de

Anasthesiologie, Intensivmedizin, Notfallmedizin, Schmerztherapie : AINS

|February 20, 2007

Summary

Thoracic epidural anesthesia (TEA) offers superior postoperative pain relief compared to systemic methods. This technique enhances outcomes for high-risk surgical patients and improves hospital economics.

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Area of Science:

Anesthesiology
Pain Management
Surgical Outcomes

Context:

Epidural anesthesia is crucial in perioperative care beyond obstetrics.
Thoracic epidural anesthesia (TEA) is highlighted for its effectiveness in postoperative analgesia.
Systemic pain therapy serves as a comparison for TEA's benefits.

Purpose:

To emphasize the advantages of thoracic epidural anesthesia (TEA) in perioperative pain management.
To compare the efficacy of TEA with systemic pain therapies.
To discuss the role of TEA in multimodal perioperative care and fast-track surgery.

Summary:

TEA provides superior postoperative analgesia compared to systemic pain management.
This technique is linked to improved outcomes in high-risk surgical patients and those undergoing extensive procedures.
Effective implementation requires an acute pain management service to ensure high effectiveness and minimize complications.

Impact:

TEA improves patient outcomes, particularly in high-risk and complex surgical cases.
Incorporating TEA into perioperative protocols can lead to better patient recovery.
The use of TEA can offer economic advantages for hospitals through improved efficiency and patient flow, especially in fast-track surgery settings.