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Related Concept Videos

Local Anesthetics: Clinical Application as Epidural Anesthesia01:29

Local Anesthetics: Clinical Application as Epidural Anesthesia

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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...
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General Anesthesia: Overview01:24

General Anesthesia: Overview

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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.
General anesthesia induces unconsciousness in the whole body, while the others target specific areas or sensations. It is administered to minimize adverse effects, maintain...
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Local Anesthetics: Clinical Application as Spinal Anesthesia01:11

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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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Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

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Sigmoidoscopy and laparoscopy are distinct medical procedures that enable physicians to internally inspect different parts of the GI tract. Although they serve different purposes, each is essential for diagnosing and, in some cases, treating various medical conditions.
Sigmoidoscopy
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Parenteral Anesthetics: Overview01:24

Parenteral Anesthetics: Overview

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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.
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Stages of General Anesthesia01:22

Stages of General Anesthesia

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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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Related Experiment Video

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Author Spotlight: Enhancing Success of Ultrasound-Guided Neuraxial Anesthesia in Cases with Difficult Anatomy
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Time to get comfortable with a labour epidural.

H M Barker, S W Simmons, R J Hiscock

    Anaesthesia and Intensive Care
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    PubMed
    Summary
    This summary is machine-generated.

    Achieving comfort with epidural analgesia during labor takes about an hour from the initial maternal request. This study tracked key time points to understand the duration of labor pain relief provision.

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    Area of Science:

    • Obstetrics and Gynecology
    • Anesthesiology
    • Pain Management

    Background:

    • Women commonly request regional analgesia for labor pain.
    • Limited data exists on the time to achieve comfort after requesting labor analgesia.

    Purpose of the Study:

    • To determine the time intervals from maternal request for regional analgesia to achieving comfort during labor.
    • To identify factors influencing these time intervals.

    Main Methods:

    • Prospective observational study in two Australian tertiary maternity centers.
    • Data collection on maternal request, anesthesiologist contact, arrival, procedure start, and first comfort report.
    • Analysis of median times and regression for influencing factors.

    Main Results:

    • Median time from request to anesthesiologist arrival was 20 minutes.
    • Median time from arrival to maternal comfort was 40 minutes.
    • Total median time from request to comfort was 65 minutes (approximately one hour).

    Conclusions:

    • Achieving satisfactory labor analgesia took a median of 65 minutes from the initial request.
    • Findings can inform antenatal education, informed consent, and anesthetic service provision.
    • Understanding these timelines is crucial for managing patient expectations and optimizing care.