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Related Concept Videos

Sleep Apnea01:21

Sleep Apnea

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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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Physical assessment of the respiratory tract through inspection is a crucial step in understanding the patient's respiratory health. It provides insights into the functioning of the respiratory system, the musculoskeletal structure, and even the patient's nutritional status. This comprehensive approach involves observing several vital aspects: chest configuration, breathing patterns, respiratory rates, skin color, and use of accessory muscles.
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Airway management is a key skill in emergency and critical care settings, as maintaining a clear airway is essential for adequate oxygenation and ventilation.Head Tilt-Chin Lift TechniqueThe head tilt-chin lift maneuver is an essential technique primarily used in patients without suspected cervical spine injuries. To perform this maneuver, one hand is placed on the patient’s forehead, and gentle pressure is applied backward to tilt the head. The fingertips of the other hand are positioned...
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Updated: Apr 26, 2026

Drug-Induced Sleep Endoscopy DISE with Target Controlled Infusion TCI and Bispectral Analysis in Obstructive Sleep Apnea
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Classifying obstructive sleep apnea using smartphones.

Mamoun Al-Mardini1, Fadi Aloul1, Assim Sagahyroon1

  • 1American University of Sharjah, Sharjah, United Arab Emirates.

Journal of Biomedical Informatics
|July 20, 2014
PubMed
Summary
This summary is machine-generated.

A new smartphone-based device offers a comfortable and inexpensive way to screen for obstructive sleep apnea (OSA) at home. This portable system accurately identifies individuals with OSA, providing a viable alternative to traditional hospital-based testing.

Keywords:
AndroidObstructive sleep apneaOximeterPhysiological signalsSignal processingSmartphones

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Area of Science:

  • Biomedical Engineering
  • Medical Devices
  • Sleep Medicine

Background:

  • Obstructive sleep apnea (OSA) is a prevalent sleep disorder linked to significant health issues.
  • Current diagnosis via polysomnography is costly, inconvenient, and requires overnight hospital stays.
  • There is a need for accessible, at-home diagnostic solutions for OSA.

Purpose of the Study:

  • To develop and evaluate a portable, smartphone-based device for screening obstructive sleep apnea.
  • To provide a comfortable, inexpensive, and user-friendly alternative to traditional OSA diagnostic methods.

Main Methods:

  • Utilized a smartphone's integrated sensors: oximeter for oxygen saturation, microphone for respiratory sounds, and accelerometer for body movement.
  • Developed a portable device for at-home OSA screening, eliminating the need for attended overnight polysomnography.
  • Validated the system's performance by comparing its screening results against the gold standard polysomnography in 15 patients.

Main Results:

  • The smartphone-based system achieved 100% accuracy in identifying patients with obstructive sleep apnea.
  • The system correctly identified 85.7% of patients without obstructive sleep apnea.
  • Preliminary results indicate high effectiveness compared to the gold standard diagnostic method.

Conclusions:

  • The developed smartphone application provides an effective and accessible tool for screening obstructive sleep apnea.
  • Leveraging smartphone technology offers a promising avenue for remote patient monitoring and healthcare diagnostics.
  • This approach can significantly improve the accessibility and affordability of OSA screening.