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Related Concept Videos

Pulse Oximetry01:24

Pulse Oximetry

1.7K
Pulse oximetry, or SpO2, is a non-invasive method for continuously monitoring arterial oxygen saturation (SaO2). This procedure involves attaching a probe or sensor to the patient's fingertip, forehead, earlobe, or nose bridge. The sensor works by detecting changes in oxygen saturation levels through light signals generated by the oximeter and reflected by the pulsing blood under the probe.
Purpose
Average SpO2 values are greater than 95%. If the readings fall below 90%, it indicates that...
1.7K
Assessment of Diffusion and Perfusion01:17

Assessment of Diffusion and Perfusion

2.0K
Understanding and evaluating diffusion and perfusion is critical in assessing a patient's respiratory and circulatory health. These processes play key roles in maintaining the body's internal environment, ensuring that tissues receive adequate oxygen while waste products are efficiently removed.
The Role of Diffusion in Respiration
Diffusion is the process by which molecules move from an area of higher concentration to an area of lower concentration. In the respiratory system, this...
2.0K
Guidelines For Measuring Vital Signs01:19

Guidelines For Measuring Vital Signs

3.5K
Following these guidelines can help nurses accurately measure vital signs, assess changes in patient conditions, and provide timely treatment when necessary. Adhering closely to the guidelines ensures the accuracy and reliability of the results.
Before taking a patient's vital signs, a nurse would consider and assess the patient's comfort level and ensure appropriate equipment is available.
3.5K
Special considerations while measuring oxygen saturation01:19

Special considerations while measuring oxygen saturation

1.0K
Assessing respiratory rate concurrently with pulse measurement is fundamental to patient care, providing valuable insights into the patient's respiratory function. The normal breathing rate for an adult usually falls within a normal range of 12 to 20 breaths per minute. Abnormal respiratory rates can signal underlying health conditions or the need for immediate intervention.
Ensuring accuracy in vital sign recordings while prioritizing patient comfort and minimizing anxiety is...
1.0K
Pulse rhythm01:30

Pulse rhythm

1.7K
Pulse rhythm refers to the pattern of pulsations within specific intervals, offering valuable insights into the regularity or irregularity of the heart's beats as observed through the pattern of pulsation within specific intervals. A regular pulse exhibits a consistent heart rate with uniform waveforms and pulsation force, variations of which can be classified as normal, weak, or bounding.
Conversely, an irregular pulse pattern is termed dysrhythmia, stemming from disruptions in cardiac...
1.7K
Measurement of Blood Pressure01:17

Measurement of Blood Pressure

4.0K
Assessing blood pressure is a standard procedure executed in virtually all medical environments. The method utilized today was established over a hundred years ago by an innovative Russian doctor, Dr. Nikolai Korotkoff. The soft ticking noise, known as Korotkoff sounds, heard while taking blood pressure readings results from turbulent blood flow within the vessels. The apparatus required for this procedure includes a sphygmomanometer, a blood pressure cuff attached to a gauge, and a...
4.0K

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Related Experiment Video

Updated: May 6, 2026

Evaluation of Capnography Sampling Line Compatibility and Accuracy when Used with a Portable Capnography Monitor
07:51

Evaluation of Capnography Sampling Line Compatibility and Accuracy when Used with a Portable Capnography Monitor

Published on: September 29, 2020

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Pulse oximetry and capnometry.

Vincent Thawley1, Lori S Waddell

  • 1Matthew J. Ryan Veterinary Hospital, University of Pennsylvania, Philadelphia, PA, USA.

Topics in Companion Animal Medicine
|November 5, 2013
PubMed
Summary
This summary is machine-generated.

Pulse oximetry and capnometry offer continuous monitoring of respiratory function in veterinary patients. However, their limitations necessitate periodic arterial blood gas analysis for comprehensive assessment.

Keywords:
capnogramcapnometryoximetry

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Expired CO2 Measurement in Intubated or Spontaneously Breathing Patients from the Emergency Department
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Standardized Hemorrhagic Shock Induction Guided by Cerebral Oximetry and Extended Hemodynamic Monitoring in Pigs
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Last Updated: May 6, 2026

Evaluation of Capnography Sampling Line Compatibility and Accuracy when Used with a Portable Capnography Monitor
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Expired CO2 Measurement in Intubated or Spontaneously Breathing Patients from the Emergency Department
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Expired CO2 Measurement in Intubated or Spontaneously Breathing Patients from the Emergency Department

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Standardized Hemorrhagic Shock Induction Guided by Cerebral Oximetry and Extended Hemodynamic Monitoring in Pigs
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Area of Science:

  • Veterinary Medicine
  • Respiratory Physiology

Background:

  • Respiratory dysfunction is a frequent complication in veterinary patients.
  • Accurate monitoring of pulmonary gas exchange is crucial for patient management.

Purpose of the Study:

  • To discuss the methodology, indications, and limitations of pulse oximetry and capnometry.
  • To highlight the role of these techniques in monitoring critically ill or anesthetized animals.

Main Methods:

  • Review of pulse oximetry principles and applications.
  • Review of capnometry principles and applications.
  • Discussion of the comparative utility and limitations of both methods.

Main Results:

  • Pulse oximetry and capnometry provide continuous evaluation of pulmonary function.
  • Both methods are valuable for monitoring anesthetized and critically ill veterinary patients.

Conclusions:

  • Pulse oximetry and capnometry are essential tools for respiratory monitoring in veterinary critical care.
  • Limitations of these techniques necessitate the judicious use of intermittent arterial blood gas analysis for complete assessment.