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Related Concept Videos

Local Anesthetics: Clinical Application as Intravenous Regional Anesthesia01:16

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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.
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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.
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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...
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IR spectra are divided into two main regions: the diagnostic region and the fingerprint region. The diagnostic region of the spectrum lies above 1500 cm−1. The absorptions resulting from single-bond vibrations of the N–H, C–H, and O–H stretch at higher wavenumbers and appear on the left side of the spectrum. The stretching absorptions of the C≡C and C≡N occur between 2100–2300 cm−1. In contrast, those arising from stretching absorptions of the...
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The eukaryotic promoter region is a segment of DNA located upstream of a gene. It contains an RNA polymerase binding site, a transcription start site, and several cis-regulatory sequences.  The proximal promoter region is located in the vicinity of the gene and has cis-regulatory sequences and the core promoter. The core promoter is the binding site for RNA polymerase and is usually located between -35 and +35 nucleotides from the transcription start site. The distal promoter regions are...
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The z-transform is a powerful mathematical tool used in the analysis of discrete-time signals and systems. It is a crucial tool in the analysis of discrete-time systems, but its convergence is limited to specific values of the complex variable z. This range of values, known as the Region of Convergence (ROC), is fundamental in determining the behavior and stability of a system or signal. The ROC defines the region in the complex plane where the z-transform converges, which can take various...
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Regional anesthesia by nonanesthesiologists.

Amit Pawa1, Kariem El-Boghdadly1,2

  • 1Department of Anaesthesia, Guy's & St Thomas' NHS Foundation Trust.

Current Opinion in Anaesthesiology
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Regional anesthesia benefits patients, but its delivery by non-anesthesiologists requires more research. Competency-based training and quality assurance can expand access to these vital anesthesia services.

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Area of Science:

  • Anesthesiology
  • Medical Education
  • Patient Safety

Background:

  • Regional anesthesia is increasingly utilized due to evidence of improved patient outcomes.
  • The role and outcomes of regional anesthesia provided by non-anesthesiologists require further clarification.
  • Ensuring equitable access to quality anesthesia care is a growing concern.

Purpose of the Study:

  • To review the provision of regional anesthesia by non-anesthesiologists.
  • To evaluate the evidence regarding the benefits and challenges of non-anesthesiologist-provided regional anesthesia.
  • To inform conclusions about the expanding role of regional anesthesia providers.

Main Methods:

  • Literature review and synthesis of existing evidence.
  • Analysis of regional anesthesia delivery by various physician and non-physician providers.
  • Discussion of training, service provision, and collaboration models.

Main Results:

  • Non-anesthesiology physicians (e.g., emergency physicians, surgeons) perform regional anesthesia, with patient benefits noted.
  • Inconsistencies in training, service delivery, and collaboration with anesthesiologists exist.
  • Limited data exists on the outcomes of regional anesthesia provided by non-physician anesthesia providers.

Conclusions:

  • Regional anesthesia provision necessitates teachable knowledge, skills, and behaviors.
  • Competency-based training and quality assurance are crucial for expanding regional anesthesia services.
  • Appropriate training and oversight can enable more patients to benefit from regional anesthesia.