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Local Anesthetics: Clinical Application as Epidural Anesthesia01:29

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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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Anesthesia Workload Nationally During Regular Workdays and Weekends.

Franklin Dexter1, Richard P Dutton, Hubert Kordylewski

  • 1From the *Division of Management Consulting, Department of Anesthesia, University of Iowa, Iowa City, Iowa; †Anesthesia Quality Institute, American Society of Anesthesiologists, Schaumburg, Illinois; and ‡Department of Anesthesiology, Sidney Kimmel Medical College at Thomas Jefferson University, Philadelphia, Pennsylvania.

Anesthesia and Analgesia
|April 30, 2015
PubMed
Summary
This summary is machine-generated.

Most anesthesia workload occurs during regular workdays, with the busiest hours between 7:30 AM and 3:30 PM. This suggests anesthesiologists typically work 8-hour days, with potential for increased operating room utilization through second shifts or weekend services.

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Area of Science:

  • Anesthesiology
  • Healthcare Operations
  • Health Services Research

Background:

  • Analysis of U.S. anesthesia workload patterns using data from the American Society of Anesthesiologists' (ASA) Anesthesia Quality Institute (AQI).
  • Focus on workload distribution by time of day and day of the week.
  • Investigation into the influence of first case starts versus workday/weekend durations on provider numbers.

Purpose of the Study:

  • To report U.S. anesthesia workload by time of day and day of the week.
  • To determine if first case starts or durations of workdays/weekend cases influence national anesthesia provider numbers.
  • To assess operating room utilization efficiency.

Main Methods:

  • Utilized data from the National Anesthesia Clinical Outcomes Registry (NACOR) for 2,075,188 cases in 2013.
  • Identified start time, duration, and time zone for each anesthesia case.
  • Measured anesthesia workload as the continuous time from start to end of care.

Main Results:

  • 53% of weekly anesthesia workload concluded by 1:00 PM on weekdays.
  • The peak workload occurred between 7:30 AM and 3:30 PM, accounting for 70.3% of anesthetic minutes.
  • While most facilities finished by noon, only 24.4% of university and large community hospitals did, indicating varied utilization.

Conclusions:

  • Findings contradict the notion of morning-only surgical facility use, particularly in large hospitals.
  • Observed national work hours align with an 8-hour workday for most anesthesiologists.
  • Increased capital (building/equipment) utilization may be achieved through second shifts or weekend services.