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Related Concept Videos

Oxygen Delivering System III: Tracheostomy and T-piece01:23

Oxygen Delivering System III: Tracheostomy and T-piece

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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...
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Trachea01:22

Trachea

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The trachea, commonly known as the windpipe, is a vital part of the human respiratory system. It serves as a passageway for air to travel between the larynx and the bronchi, allowing oxygen to reach the lungs. Let's explore its anatomical features, dimensions, layers of the tracheal wall, associated muscles, and the functions of its parts.
Anatomical Features:
Location: About half of the trachea is situated in the neck, anterior to the esophagus, and extends from the larynx (at the level of...
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Tracheostomy: Procedure and Tubes01:28

Tracheostomy: Procedure and Tubes

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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...
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Tracheostomy Care I: Pre-procedural Steps01:16

Tracheostomy Care I: Pre-procedural Steps

156
A tracheostomy is a surgical technique that involves making an incision in the neck to provide access to the trachea. It is frequently used in medical conditions such as airway obstruction and prolonged mechanical ventilation. Effective nursing management is crucial for the long-term success of a tracheostomy.
Required Equipment
The equipment necessary for tracheostomy care includes:
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Tracheostomy Decannulation01:21

Tracheostomy Decannulation

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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...
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Related Experiment Video

Updated: Jun 20, 2025

Seeding and Implantation of a Biosynthetic Tissue-engineered Tracheal Graft in a Mouse Model
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Tissue-engineered tracheal implants: Advancements, challenges, and clinical considerations.

Shixiong Wei1,2, Yiyuan Zhang1,2, Feixiang Luo1

  • 1Department of Hepatobiliary and Pancreatic Surgery, General Surgery Center The First Hospital of Jilin University Changchun China.

Bioengineering & Translational Medicine
|July 22, 2024
PubMed
Summary

Restoring extensive tracheal damage is challenging. Tissue engineering offers potential for airway grafts, but clinical application faces hurdles like poor revascularization and durability.

Keywords:
clinical trialgrafttissue engineeringtracheal substitutetracheotomy

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Area of Science:

  • Regenerative Medicine
  • Respiratory Medicine
  • Biomaterials Science

Background:

  • Extensive tracheal damage from infection, congenital anomalies, or stenosis presents a significant clinical challenge.
  • The trachea, a vital airway structure, requires functional replacement when defects exceed critical lengths, often necessitating alternatives to tracheotomy.
  • Current tissue engineering (TE) approaches for tracheal substitutes face limitations including inadequate revascularization, re-epithelialization, mechanical properties, and durability.

Purpose of the Study:

  • To provide a comprehensive review of historical and current strategies in tracheal tissue engineering.
  • To contextualize clinical prerequisites and criteria for effective tracheal grafts.
  • To discuss manufacturing approaches and clinical applications of TE and non-TE tracheal reconstruction methods.

Main Methods:

  • Literature review of historical attempts and current research in tracheal tissue engineering.
  • Analysis of clinical requirements for tracheal grafts.
  • Discussion of manufacturing techniques and clinical outcomes for tissue-engineered and non-tissue-engineered tracheal substitutes.

Main Results:

  • Significant challenges persist in clinical applications of tissue-engineered tracheal substitutes due to biological and mechanical limitations.
  • Past efforts highlight critical lessons learned in graft design and integration.
  • Both tissue-engineered and non-tissue-engineered methods have been explored for tracheal reconstruction with varying degrees of success.

Conclusions:

  • Advancements in tissue engineering are crucial for overcoming current limitations in tracheal regeneration.
  • Understanding clinical prerequisites and graft criteria is vital for developing successful tracheal substitutes.
  • This review offers insights into TE strategies for managing long-segment tracheal lesions, aiming to advance clinical practice in respiratory medicine.