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Updated: Sep 23, 2026
Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults
Published on: February 9, 2022
The development of a respiratory assessment tool
Leonie Benham1, Helen Benbow, Carolyn Hansen
1Intensive Care Unit, Blackpool Victoria Hospital.
Abstract:
Patient-controlled analgesia uses an infusion pump to administer analgesia to the patient intravenously in small bolus doses. Administration of the doses is controlled by the patient up to a prescribed maximum dose (Pasero and McCaffrey, 1994). The use of PCA is increasing in hospitals, partly due to the range of reported benefits it has for patients (Thomas, 1993). It is particularly useful in the control of postoperative pain (Thomas, 1993), and avoids the need for other pain relief methods such as intramuscular injections.
Related Concept Videos
01:23Assessment of Respiration
Subjective Assessment: Nurses interview the patient to gather information directly during the subjective assessment. It includes questions about the individual's medical history, medications, and symptoms, focusing on past respiratory conditions like asthma or COPD,...
01:19Respiratory Assessment: Purpose and Indications
Objectives and Importance:
The primary goal of respiratory assessment is to evaluate patients at early risk of clinical deterioration. Since respiratory distress often precedes other signs of declining health, breathing patterns and sounds become a...
01:28Physical Assessment of the Respiratory Tract I: Health History
Subjective Data
Subjective data provides vital information about the patient's health history and symptoms. This data is typically collected through interviews in which patients describe their experiences, symptoms, and concerns.
Health history and key...
01:27Physical Assessment of the Respiratory Tract II: Inspection
Chest Configuration
The chest configuration can...
01:20Assessment of Ventilation I: Respiratory Rate
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:
01:29Assessment of Ventilation II: Respiratory Depth and Rhythm
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: