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Related Concept Videos

Alterations in Respiration II01:30

Alterations in Respiration II

There are numerous types of normal and abnormal respiration. Based on ventilatory movements, breathing patterns are classified as regular, deep, or shallow. Examples include Biot's breathing, Cheyne-Stokes respiration, Kussmaul's breathing, hyperventilation, and hypoventilation. Each pattern is clinically significant and aids in evaluating patients.
In Biot's breathing, the respiratory rate and depth are irregular, alternating between periods of deep gasping and apnea. Common causes include...
Respiratory Volumes and Capacities I01:26

Respiratory Volumes and Capacities I

Assessing the respiratory rate and rhythm for a complete minute is crucial for evaluating the breathing pattern. Even a minor increase in the patient's average respiratory rate, by as little as three to five breaths per minute, is an early and vital indicator of respiratory distress. Patients with a respiratory rate exceeding twenty-four breaths per minute require close monitoring to determine the physiological alterations. This careful observation is essential for prompt recognition and...
Assessment of Ventilation II: Respiratory Depth and Rhythm01:29

Assessment of Ventilation II: Respiratory Depth and Rhythm

Respiratory Depth
Respiratory depth measures the volume of air inhaled or exhaled during a breath. It can vary from shallow to deep and typically remains consistent when a person is at rest or asleep. Occasionally, individuals will automatically inhale deeply, known as sighing, which inflates the lungs with more air than normal breathing.
To assess respiratory depth, observe the degree of chest excursion or movement:
Assessment of Ventilation I: Respiratory Rate01:20

Assessment of Ventilation I: Respiratory Rate

Assessment of Ventilation
A Ventilation assessment is critical for monitoring a patient's health status. Respiration, one of the most accessible vital signs, provides insights into the function of numerous body systems and can indicate serious health issues, such as brainstem injuries from head trauma.
Critical Guidelines for Assessing Ventilation:
Physical Assessment of the Respiratory Tract II: Inspection01:27

Physical Assessment of the Respiratory Tract II: Inspection

Physical assessment of the respiratory tract through inspection is a crucial step in understanding the patient's respiratory health. It provides insights into the functioning of the respiratory system, the musculoskeletal structure, and even the patient's nutritional status. This comprehensive approach involves observing several vital aspects: chest configuration, breathing patterns, respiratory rates, skin color, and use of accessory muscles.
Chest Configuration
The chest configuration can...
Physiological Control of Respiration01:23

Physiological Control of Respiration

Introduction
Breathing, a seemingly passive process, is regulated by the respiratory center in the brainstem. This center coordinates the involuntary control of respirations, which means it occurs without conscious effort, ensuring a smooth and uninterrupted pattern.
Regulation of Ventilation
The body maintains ventilation by monitoring levels of carbon dioxide (CO2), oxygen (O2), and hydrogen ion concentration (pH) in the arterial blood. Among these factors, the level of CO2 plays a crucial...

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Related Experiment Video

Updated: Jun 16, 2026

Investigation into Deep Breathing through Measurement of Ventilatory Parameters and Observation of Breathing Patterns
08:34

Investigation into Deep Breathing through Measurement of Ventilatory Parameters and Observation of Breathing Patterns

Published on: September 16, 2019

Influence of continuous table motion on patient breathing patterns.

Jürgen Wilbert1, Kurt Baier, Anne Richter

  • 1Department of Radiation Oncology, University of Würzburg, Würzburg, Germany. wilbert_j@klinik.uni-wuerzburg.de

International Journal of Radiation Oncology, Biology, Physics
|February 6, 2010
PubMed
Summary

Continuous robotic treatment couch motion minimally impacts patient breathing patterns. Small, tolerable changes observed support its use for motion compensation in radiotherapy, enhancing treatment accuracy for moving targets.

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Area of Science:

  • Medical Physics
  • Radiation Oncology
  • Biomedical Engineering

Background:

  • Accurate radiation therapy requires precise targeting, especially for tumors that move with respiration.
  • Robotic treatment couches offer potential for active motion compensation during radiotherapy.
  • Understanding the impact of couch motion on patient breathing is crucial for implementing this technology.

Purpose of the Study:

  • To evaluate how continuous robotic treatment couch motion affects patient breathing patterns.
  • To assess the feasibility of using a robotic couch for respiratory motion compensation.

Main Methods:

  • Fifteen volunteers were positioned on a robotic treatment couch.
  • The couch underwent various breathing-correlated and uncorrelated movements.
  • Patient abdominal breathing motion was monitored using an infrared camera system.

Main Results:

  • Continuous table motion was well-tolerated by all participants.
  • Most volunteers exhibited minimal changes in breathing range and pattern.
  • A few participants showed slight increases in breathing amplitude or decreased cycle period, but no abrupt changes were noted.

Conclusions:

  • The minor alterations in breathing patterns suggest that robotic treatment couch motion is a viable strategy for motion compensation.
  • This approach holds promise for improving treatment accuracy in radiation oncology by compensating for respiratory target motion.