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Related Concept Videos

Oxygen Delivering System II: Venturi Mask and Transtracheal Oxygen01:16

Oxygen Delivering System II: Venturi Mask and Transtracheal Oxygen

Oxygen therapy is a pivotal aspect of medical care, particularly for patients with respiratory ailments. Two prominent oxygen-delivering systems include the Venturi mask and the transtracheal oxygen catheter.
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,...
Oxygen Delivering System III: Tracheostomy and T-piece01:23

Oxygen Delivering System III: Tracheostomy and T-piece

Oxygen delivery is critical in clinical care, especially for patients with respiratory disorders or those undergoing surgical procedures. Various systems, such as tracheostomy and the T-piece, deliver oxygen to the lungs, ensuring adequate arterial oxygenation.
Tracheostomy
A tracheostomy is a surgically created opening (stoma) in the anterior part of the trachea. It is used to establish a patient airway, bypass an upper airway obstruction, simplify the removal of secretions, permit long-term...
Tracheostomy: Procedure and Tubes01:28

Tracheostomy: Procedure and Tubes

A tracheostomy is a surgical procedure that creates an artificial opening into the trachea, typically at the second or third cartilaginous ring level. This opening allows the insertion of a tracheostomy tube, which can replace an endotracheal tube, provide mechanical ventilation, bypass an upper airway obstruction, or remove accumulated tracheobronchial secretions.
Tracheostomy tubes can be made of semiflexible plastic (polyurethane or silicone), rigid plastic, or metal, and they come in...
Tracheostomy Decannulation01:21

Tracheostomy Decannulation

Tracheostomy decannulation is a significant milestone in the liberation of mechanically ventilated patients. Despite its importance, there is no universally accepted protocol for this procedure. This demands an evidence-based, individualized approach.
Description of the Procedure
Decannulation refers to the permanent removal of the tracheostomy tube, signaling the resolution of the condition that initially necessitated the tracheostomy. The process requires a well-coordinated interplay between...
Endotracheal Tube Extubation01:24

Endotracheal Tube Extubation

Endotracheal tube extubation is a critical procedure in weaning patients from mechanical ventilation. It involves physically removing the oral or nasal endotracheal (ET) tube, marking the final step in liberating a patient from ventilatory support.
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.
Sleep Apnea01:21

Sleep Apnea

Sleep apnea is a condition where breathing stops intermittently during sleep, often leading to significant health issues. Each episode can last from 10 to 20 seconds or more and is frequently accompanied by a brief arousal from sleep. This disturbance, largely unnoticed by the individual, can lead to severe daytime fatigue. Commonly, individuals seek help after being informed by their partners about loud snoring and noticeable breathing pauses during sleep.
The condition is more prevalent among...

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Related Experiment Video

Updated: Jun 17, 2026

Drug-Induced Sleep Endoscopy (DISE) with Target Controlled Infusion (TCI) and Bispectral Analysis in Obstructive Sleep Apnea
07:54

Drug-Induced Sleep Endoscopy (DISE) with Target Controlled Infusion (TCI) and Bispectral Analysis in Obstructive Sleep Apnea

Published on: December 6, 2016

Tracheostomy and hemodynamic changes in sleep-inducing apnea

J Motta, C Guilleminault, J S Schroeder

    Annals of Internal Medicine
    |October 1, 1978
    PubMed
    Summary
    This summary is machine-generated.

    Tracheostomy significantly reduces pulmonary and systemic hypertension during sleep in patients with obstructive sleep apnea. This intervention also improves arterial oxygen levels, alleviating hypoxemia associated with this condition.

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    Published on: December 5, 2025

    Area of Science:

    • Cardiology
    • Pulmonology
    • Sleep Medicine

    Background:

    • Obstructive sleep apnea (OSA) is associated with significant pulmonary and systemic hypertension during sleep.
    • These hemodynamic changes can lead to serious cardiovascular complications.

    Purpose of the Study:

    • To evaluate the impact of tracheostomy on hemodynamic abnormalities and hypoxemia in patients with sleep-induced obstructive apnea.

    Main Methods:

    • Overnight hemodynamic monitoring was performed on six patients with OSA before and after tracheostomy.
    • Key variables monitored included heart rate, pulmonary artery pressure, femoral artery pressure, and arterial oxygen tension (Po2).

    Main Results:

    • Tracheostomy resulted in significant reductions in mean pulmonary artery pressure (45 to 22 mm Hg) and mean femoral artery pressure (137 to 97 mm Hg) during sleep.
    • Arterial Po2 during apneic episodes significantly increased from 38 to 71 mm Hg after tracheostomy.

    Conclusions:

    • Tracheostomy effectively improves hemodynamic derangements in patients with obstructive sleep apnea.
    • The procedure alleviates sleep-related hypoxemia, offering a therapeutic benefit for OSA patients.