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Related Concept Videos

Treatment for Pulmonary Arterial Hypertension: Oxygen Therapy for Respiratory Failure01:16

Treatment for Pulmonary Arterial Hypertension: Oxygen Therapy for Respiratory Failure

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Oxygen therapy has emerged as a significant tool in enhancing the quality of life for patients suffering from pulmonary arterial hypertension (PAH). While this therapy has principally been studied on patients with significant hypoxemia, this therapeutic approach helps prevent potential organ damage and can be administered in the comfort of one's home.
Oxygen therapy is vital in increasing and maintaining blood oxygen levels in PAH patients. As a result, it aids in reducing fatigue,...
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Oxygen Delivering System II: Venturi Mask and Transtracheal Oxygen01:16

Oxygen Delivering System II: Venturi Mask and Transtracheal Oxygen

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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,...
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Oxygen Transport in the Blood01:27

Oxygen Transport in the Blood

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Hemoglobin (Hb) is a crucial molecule in the human body, consisting of four polypeptide chains, each bound to an iron-containing heme group. This unique structure enables hemoglobin to bind to oxygen, with each molecule capable of combining with four molecules of oxygen, leading to rapid and reversible oxygen loading. When fully loaded with oxygen, it is called oxyhemoglobin, while hemoglobin that has released oxygen is called reduced hemoglobin or deoxyhemoglobin. As hemoglobin binds oxygen,...
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Hypoxia01:23

Hypoxia

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Hypoxia is a medical condition characterized by an inadequate oxygen supply to body tissues. It typically manifests as a bluish discoloration of the skin and mucosae, especially in fair-skinned individuals, when hemoglobin (Hb) saturation drops below 75%.
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Administering Oxygen by Mask01:30

Administering Oxygen by Mask

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Administering Oxygen by Mask
Administering oxygen by mask is a common nursing intervention that provides supplemental oxygen to patients with respiratory distress or chronic lung conditions. This procedure involves delivering oxygen at a specified rate through a face mask connected to an oxygen source.
Equipment
The equipment necessary for this procedure includes:
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Peripheral Artery Disease III: Interprofessional Care01:27

Peripheral Artery Disease III: Interprofessional Care

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Peripheral Artery Disease (PAD) is characterized by narrowed arteries that diminish blood flow to the extremities. Effective management of PAD requires an interprofessional approach involving various healthcare professionals. The critical aspects of interprofessional care for PAD patients focus on risk factor modification, drug therapy, exercise therapy, nutrition therapy, critical limb ischemia care, and interventional radiology and surgical procedures.The primary treatment goal for PAD...
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Related Experiment Video

Updated: Apr 8, 2026

Fabrication and Operation of an Oxygen Insert for Adherent Cellular Cultures
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Fabrication and Operation of an Oxygen Insert for Adherent Cellular Cultures

Published on: January 6, 2010

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Hyperbaric oxygen therapy for chronic wounds.

Peter Kranke1, Michael H Bennett, Marrissa Martyn-St James

  • 1Department of Anaesthesia and Critical Care, University of Würzburg, Oberdürrbacher Str. 6, Würzburg, Germany, 97080.

The Cochrane Database of Systematic Reviews
|June 25, 2015
PubMed
Summary
This summary is machine-generated.

Hyperbaric oxygen therapy (HBOT) showed short-term benefits for diabetic foot ulcers but lacked long-term efficacy. More high-quality trials are needed to confirm HBOT

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A Simplified Technique for Producing an Ischemic Wound Model
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A Simplified Technique for Producing an Ischemic Wound Model

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Related Experiment Videos

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Fabrication and Operation of an Oxygen Insert for Adherent Cellular Cultures
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Fabrication and Operation of an Oxygen Insert for Adherent Cellular Cultures

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A Simplified Technique for Producing an Ischemic Wound Model
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A Simplified Technique for Producing an Ischemic Wound Model

Published on: May 2, 2012

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Area of Science:

  • Wound Healing Research
  • Hyperbaric Medicine
  • Clinical Trials

Background:

  • Chronic wounds significantly impact patient quality of life.
  • Poor wound bed oxygenation is a key factor in delayed healing.
  • Hyperbaric oxygen therapy (HBOT) is explored to enhance wound oxygenation and healing.

Purpose of the Study:

  • To evaluate the benefits and harms of adjunctive HBOT for chronic lower limb ulcers.
  • To synthesize evidence from randomized controlled trials on HBOT for chronic wound treatment.

Main Methods:

  • Systematic review of randomized controlled trials (RCTs) comparing HBOT with standard care.
  • Searched multiple databases including Cochrane, MEDLINE, EMBASE, and CINAHL up to February 2015.
  • Independent data extraction and risk of bias assessment by three review authors.

Main Results:

  • Twelve RCTs with 577 participants were included.
  • HBOT showed a short-term increase in ulcer healing rate for diabetic foot ulcers (6 weeks) but not long-term.
  • No significant difference in major amputation rates for diabetic foot ulcers.
  • Potential short-term benefits for venous ulcers and mixed ulcer types regarding area reduction.

Conclusions:

  • HBOT demonstrated short-term healing improvements for diabetic foot ulcers, but long-term effects remain uncertain.
  • Concerns regarding trial design and reporting limit confidence in current findings.
  • Further adequately powered and well-designed trials are necessary to establish HBOT's role in chronic wound management.