Video Experimental Relacionado
Updated: Feb 17, 2026

Investigation into Deep Breathing through Measurement of Ventilatory Parameters and Observation of Breathing Patterns
Published on: September 16, 2019
Datos del mundo real: Exploración de pruebas de respiración espontánea y extubación
Cheryl A Smith-Miller1, Tamara Blakeney2, Nancy Havill2
1Center for Nursing Excellence, UNC Medical Center, University of North Carolina at Chapel Hill Office of Human Research Ethics, Chapel Hill, North Carolina, USA.
El tiempo desde las pruebas de respiración espontánea (SBT) hasta la extubación aumentó significativamente entre 2020 y 2023, influenciado por las prácticas de la unidad, el personal y la cultura, no solo por la preparación del paciente.
Sus antecedentes:
- Los datos del mundo real (RWD) son cruciales para evaluar la efectividad del tratamiento en la práctica clínica.; Existe una investigación limitada sobre la relación temporal entre las pruebas de respiración espontánea (SBT) y el éxito de la extubación.; Se necesita comprender el uso de los datos de SBT por parte de los proveedores en las decisiones de extubación.
Conclusiones:
- El momento de la extubación está influenciado por la preparación del paciente, la dotación de personal, el flujo de trabajo y la cultura profesional.; La variabilidad en las prácticas entre unidades y en el tiempo sugiere el impacto de factores externos como la pandemia.; Se necesita un enfoque adaptable y basado en datos para optimizar las prácticas de cuidados críticos y los resultados de los pacientes.
Videos de Conceptos Relacionados
Endotracheal Tube Extubation
Procedure
Extubation removes the endotracheal tube (ETT) from the patient on mechanical ventilation. It requires a well-coordinated, multidisciplinary approach involving physicians, nurses, respiratory therapists, and other healthcare professionals....
Assessment 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:
Assessment 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...
Oxygen Delivering System II: Venturi Mask and Transtracheal Oxygen
Venturi Mask
The Venturi mask, named after the Venturi effect, is designed to deliver precise oxygen concentrations. It consists of a large tube with an oxygen inlet that narrows down, causing a pressure drop that pulls air in through adjustable side ports. The mask is a lightweight,...
Endoscopic Studies I: Bronchoscopy and Thoracoscopy
Bronchoscopy
Description
Bronchoscopy is a procedure that involves direct visualization of the larynx, trachea, and bronchi for diagnostic and therapeutic purposes. A flexible fiber optic or rigid bronchoscope is used to carry out the procedure. The fiber-optic bronchoscope is more frequently used due...
Assessment 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:

