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Related Concept Videos

Sites for measuring blood pressure01:21

Sites for measuring blood pressure

Blood pressure measurement is a fundamental clinical procedure, providing crucial data for assessing cardiovascular health. Among the various sites for this measurement, the brachial and popliteal arteries are predominantly utilized due to their accessibility and the reliability of their readings. This lesson delves into the anatomical significance, methodology, and considerations of measuring blood pressure at these locations.
The Brachial Artery: Primary Site for Blood Pressure Measurement
Local Anesthetics: Clinical Application as Intravenous Regional Anesthesia01:16

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...
Local Anesthetics: Clinical Application as Spinal Anesthesia01:11

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: May 24, 2026

Partial Sciatic Nerve Ligation: A Mouse Model of Chronic Neuropathic Pain to Study the Antinociceptive Effect of Novel Therapies
08:16

Partial Sciatic Nerve Ligation: A Mouse Model of Chronic Neuropathic Pain to Study the Antinociceptive Effect of Novel Therapies

Published on: October 6, 2022

Unintentional side error for continuous sciatic nerve block at the popliteal fossa.

B Al-Nasser1

  • 1Department of Anesthesia & Intensive Care, Clinique du Parc Saint Lazare, 1 et 3 Avenue Jean Rostand, 60000 Beauvais, France. balnasser@orange.fr

Acta Anaesthesiologica Belgica
|March 3, 2012
PubMed
Summary

Wrong-sided peripheral nerve blocks are preventable anesthesia errors. The World Health Organization

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Nerve Ultrasound Protocol to Detect Dysimmune Neuropathies
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Nerve Ultrasound Protocol to Detect Dysimmune Neuropathies

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Last Updated: May 24, 2026

Partial Sciatic Nerve Ligation: A Mouse Model of Chronic Neuropathic Pain to Study the Antinociceptive Effect of Novel Therapies
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Area of Science:

  • Anesthesiology
  • Patient Safety
  • Surgical Error Prevention

Background:

  • Operating theaters account for 45% of healthcare medical errors.
  • Wrong-site procedures are preventable surgical errors.
  • Unintentional wrong-sided peripheral nerve blocks are rare but potentially harmful anesthesia errors.

Observation:

  • This article reports a case of an unintentional wrong-sided continuous popliteal sciatic nerve block.
  • The incidence of such errors is unknown.
  • Each occurrence represents a significant medical mistake.

Findings:

  • The World Health Organization's surgical safety checklist, established in 2008, aims to prevent surgical errors.
  • The checklist is a critical tool in mitigating risks associated with wrong-sided procedures.
  • Implementing and adhering to the checklist can enhance patient safety in anesthesia care.

Implications:

  • Discusses the critical role of the World Health Organization's surgical safety checklist in preventing wrong-sided peripheral nerve blocks.
  • Highlights the importance of standardized safety protocols in anesthesia to avoid medical errors.
  • Emphasizes the need for vigilance and adherence to safety measures to prevent patient harm.