Home mechanical ventilation

Home mechanical ventilation (HMV) is the use of a device, called a ventilator, to assist or completely take over the function of breathing for an individual in their home environment. This allows patients to receive respiratory support outside of a hospital setting.

HMV is needed for individuals with chronic conditions that impair their ability to breathe effectively on their own. These conditions often lead to respiratory insufficiency or failure. Common reasons for HMV include:

  • Neuromuscular diseases (e.g., amyotrophic lateral sclerosis (ALS), muscular dystrophy, spinal muscular atrophy) that weaken the muscles of breathing*.
  • Severe chronic obstructive pulmonary disease (COPD) where the lungs are unable to adequately exchange oxygen and carbon dioxide**.
  • Restrictive lung diseases.
  • Central hypoventilation syndromes.
*Mellies, U. "Mechanical ventilation in neuromuscular disorders." Paediatric Respiratory Reviews, vol. 11, no. 1, 2010, pp. 24-28.
**Murphy, P. B., et al. "Mechanical ventilation in chronic obstructive pulmonary disease." European Respiratory Review, vol. 27, no. 147, 2018, p. 170138.

A ventilator works by delivering pressurized air, and sometimes supplemental oxygen, into the patient's lungs. This can be done through a mask (non-invasive ventilation) or through a tube inserted into the trachea (invasive ventilation)*. The ventilator can be set to provide a continuous level of support, deliver breaths at a set rate and volume, or assist the patient's own breathing efforts. The specific mode and settings are tailored to the individual's needs by a healthcare professional.

*Chatburn, R. L., and R. D. Branson. Fundamentals of Mechanical Ventilation. 3rd ed., F.A. Davis Company, 2017.

When used correctly, with appropriate training for the patient and caregivers, and with ongoing medical monitoring, home mechanical ventilation can be a safe and life-saving therapy*. Key aspects of safety include:

  • Proper training: Patients, family members, and caregivers must be thoroughly trained on how to operate the ventilator, perform necessary care (e.g., suctioning), and recognize potential problems.
  • Regular monitoring: Healthcare providers regularly assess the patient's condition, ventilator settings, and equipment.
  • Emergency preparedness: Having an emergency plan, including backup equipment and contact information for medical support, is crucial.
  • Hygiene and infection control: Strict adherence to hygiene practices is essential to prevent infections, especially with invasive ventilation.
*Liesching, T., et al. "Clinical aspects of home mechanical ventilation." Annals of the American Thoracic Society, vol. 11, no. 5, 2014, pp. 786-796.

The benefits of home mechanical ventilation are significant and can greatly improve the lives of patients and their families:

  • Improved quality of life: By providing respiratory support, HMV can alleviate symptoms like shortness of breath, improve sleep, and increase energy levels, allowing patients to participate more in daily activities*.
  • Increased independence: HMV allows many individuals who would otherwise require prolonged hospitalization or institutional care to live at home, surrounded by their families**.
  • Potentially reduced hospitalizations: Effective HMV can prevent acute respiratory exacerbations and complications, thereby reducing the frequency and duration of hospital admissions***.
  • Enhanced comfort: Receiving care in a familiar home environment can be more comfortable and psychologically beneficial than a hospital setting.
*Mellies, U. "Mechanical ventilation in neuromuscular disorders." Paediatric Respiratory Reviews, vol. 11, no. 1, 2010, pp. 24-28.
**Murphy, P. B., et al. "Mechanical ventilation in chronic obstructive pulmonary disease." European Respiratory Review, vol. 27, no. 147, 2018, p. 170138.
***Liesching, T., et al. "Clinical aspects of home mechanical ventilation." Annals of the American Thoracic Society, vol. 11, no. 5, 2014, pp. 786-796.