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Related Concept Videos

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...
Cardiopulmonary Resuscitation II: ACLS Airway Management01:22

Cardiopulmonary Resuscitation II: ACLS Airway Management

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 under...
Mechanical Ventilation III: Noninvasive Ventilation01:23

Mechanical Ventilation III: Noninvasive Ventilation

Noninvasive positive-pressure ventilation (NIPPV), continuous positive airway pressure (CPAP), and bilevel positive airway pressure (BiPAP) are essential methods in respiratory care. These ventilation techniques offer unique benefits for patients with various respiratory conditions, providing adequate support without requiring intubation. Let's explore how each method is crucial in improving patient outcomes and enhancing respiratory therapy.
Noninvasive Positive-Pressure Ventilation (NIPPV)
Anatomical Positions01:11

Anatomical Positions

In anatomy, several standard anatomical positions are used as references for describing the position and orientation of different body parts. These positions help provide a common frame of reference when discussing anatomical structures. The anatomical position is the standard reference point for describing the body's position and orientation. In this position:
The body is upright, facing forward, and standing erect.
The feet are parallel and flat on the floor.
The arms are hanging by the...
Sleep-Wake Cycles01:24

Sleep-Wake Cycles

Sleep is an essential physiological process vital to maintaining overall well-being. The reticular activating system (RAS), a network of neurons in the brainstem, regulates wakefulness and sleep. While it may seem passive, sleep consists of distinct cycles, each with its unique characteristics and functions. Two key sleep phases are non-rapid eye movement (NREM) and  rapid eye movement (REM).
NREM Sleep
NREM sleep comprises four progressive stages that seamlessly merge:
REM Sleep Behavior Disorder01:15

REM Sleep Behavior Disorder

REM Sleep Behavior Disorder (RBD) is a sleep disorder characterized by the absence of muscle paralysis that normally occurs during the REM phase of sleep. This absence allows individuals to physically act out their dreams, which are often vivid and disturbing. Common behaviors exhibited during episodes include kicking, punching, and yelling. These actions can be dangerous, potentially leading to injuries for the person with RBD or their bed partner.
RBD is significantly associated with...

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Related Experiment Video

Updated: Jul 12, 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

Positioner--a method for preventing sleep apnea.

Helena Loord1, Elisabeth Hultcrantz

  • 1Department of ENT, University Hospital, Linköping, Sweden.

Acta Oto-Laryngologica
|September 1, 2007
PubMed
Summary

A positional sleep apnea device effectively reduced obstructive sleep apnea (OSA) in many patients. However, it did not always resolve snoring and comfort requires improvement for optimal use.

Area of Science:

  • Sleep Medicine
  • Respiratory Physiology

Background:

  • Snoring affects 25-30% of adult males and can lead to obstructive sleep apnea (OSA) due to pharyngeal tissue damage.
  • Patients with OSA often experience more apneas in the supine (back-sleeping) position.
  • Preventing supine sleep is a recognized strategy for managing OSA.

Purpose of the Study:

  • To evaluate the efficacy and comfort of a novel 'Positioner' device designed to prevent back-sleeping.
  • To assess the impact of the Positioner on sleep apnea-hypopnea index (AHI) and snoring frequency.

Main Methods:

  • 23 patients with positional sleep apnea were enrolled.
  • The Positioner, a vest preventing supine sleep, was individually fitted.
  • Patients completed sleep questionnaires and diaries; a follow-up sleep study was conducted after 3 months.

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Main Results:

  • 18 patients completed the study; 61% showed a reduced AHI (<10) with the Positioner.
  • The Epworth Sleepiness Scale (ESS) scores decreased significantly.
  • Half of the participants reported increased snoring frequency; comfort issues were noted, requiring adjustments.

Conclusions:

  • The Positioner can effectively reduce obstructive sleep apnea (OSA) but may not always eliminate snoring in long-term OSA patients.
  • The device may serve as a training tool for younger individuals who snore without OSA to avoid back-sleeping.
  • Patient compliance necessitates clear instructions and nursing support.