Posted: April 29th, 2024

The Effectiveness of Helicopter Emergency Medical Services (HEMS) in Rural Regions

The Effectiveness of Helicopter Emergency Medical Services (HEMS) in Rural Regions

Helicopter emergency medical services (HEMS) are a vital component of emergency medical services (EMS) in rural regions, where access to specialized care and transport times are often longer than in urban areas. HEMS can provide rapid response, advanced interventions, and expedited transport to critically ill or injured patients in remote or difficult-to-reach locations. However, HEMS are also costly, resource-intensive, and subject to operational and environmental challenges. Therefore, it is important to evaluate the effectiveness of HEMS in rural regions and to identify the factors that influence their performance and outcomes.

This blog post aims to provide an overview of the current evidence on the effectiveness of HEMS in rural regions, based on a review of recent literature from 2016 to 2023. The post will address the following questions:

– What are the benefits and challenges of HEMS in rural regions?
– How do HEMS compare to other modes of transport and care delivery in rural regions?
– What are the best practices and recommendations for HEMS in rural regions?

Benefits and Challenges of HEMS in Rural Regions

One of the main benefits of HEMS in rural regions is the potential to reduce the time to definitive care for patients with life-threatening conditions, such as trauma, stroke, myocardial infarction, sepsis, or respiratory failure. Several studies have shown that HEMS can reduce the prehospital time, the scene time, and the transport time for rural patients compared to ground ambulance or fixed-wing aircraft . This can improve the survival and functional outcomes of patients who require timely interventions, such as surgery, thrombolysis, percutaneous coronary intervention, or mechanical ventilation .

Another benefit of HEMS in rural regions is the ability to provide advanced care at the scene or during transport by specially trained and equipped crews, such as physicians, nurses, paramedics, or respiratory therapists. HEMS can perform procedures and administer medications that are not available or feasible in ground ambulance or fixed-wing aircraft, such as intubation, chest tube insertion, blood transfusion, or sedation . These interventions can stabilize the patient’s condition, prevent further deterioration, and reduce complications during transport .

However, HEMS also face several challenges in rural regions that may limit their effectiveness or availability. One of the major challenges is the high cost of HEMS operations, which includes the acquisition and maintenance of helicopters, the salaries and training of crews, the fuel and insurance costs, and the overhead expenses . The cost per mission can vary depending on the distance, duration, complexity, and frequency of flights, but it is generally much higher than ground ambulance or fixed-wing aircraft . Moreover, the reimbursement for HEMS services is often inadequate or uncertain, as it depends on the payer mix, the billing policies, and the regulatory environment . This can create financial challenges for HEMS providers and patients alike.

Another challenge for HEMS in rural regions is the safety and quality of service delivery. HEMS are exposed to various risks and hazards during flight operations, such as weather conditions, terrain, communication, navigation, and human factors. These factors can affect the performance and outcome of HEMS missions, especially in remote and isolated areas where access to health care is limited.

HEMS Safety and Quality: A Complex Issue

The safety and quality of HEMS are interrelated and influenced by multiple factors, such as organizational culture, crew training, equipment, protocols, standards, and regulations. HEMS organizations need to adopt a comprehensive and proactive approach to manage these factors and ensure the highest level of safety and quality for their patients and staff.

One of the key elements of HEMS safety and quality is the development and implementation of a safety management system (SMS). A SMS is a systematic and structured process that integrates safety into all aspects of HEMS operations, from planning to execution. A SMS helps HEMS organizations identify, assess, and mitigate risks, as well as monitor and improve their safety performance.

Another important aspect of HEMS safety and quality is the use of evidence-based practices (EBPs). EBPs are interventions or procedures that are based on the best available scientific evidence and have proven to be effective in improving patient outcomes. HEMS organizations should adopt EBPs that are relevant to their specific context and needs, such as clinical guidelines, protocols, checklists, and decision support tools.

HEMS Safety and Quality: A Global Challenge

HEMS safety and quality are not only a challenge for rural regions, but also for the global community. HEMS are increasingly used in different parts of the world, especially in low- and middle-income countries (LMICs) where access to health care is often limited or nonexistent. However, HEMS in LMICs face many challenges, such as lack of resources, infrastructure, regulation, training, and coordination.

Therefore, there is a need for international collaboration and cooperation to improve HEMS safety and quality worldwide. HEMS organizations should share their experiences, best practices, lessons learned, and challenges with each other. They should also seek guidance and support from international organizations, such as the International Association for Aeromedical Services (IAAMS), the International Commission on Accreditation of Medical Transport Systems (ICAMTS), and the World Health Organization (WHO).

HEMS Safety and Quality: A Future Perspective

HEMS safety and quality are dynamic and evolving concepts that require constant monitoring and improvement. HEMS organizations should embrace innovation and technology to enhance their safety and quality standards. For example, they could use advanced simulation tools to train their crews, digital platforms to communicate and coordinate with other stakeholders, or artificial intelligence to assist in decision making.

HEMS safety and quality are essential for providing timely and effective care to patients in rural regions. HEMS organizations should strive to overcome the challenges they face and ensure the highest level of safety and quality for their patients and staff.

References:

– Bledsoe BE et al. Helicopter emergency medical services transport outcomes literature: annotated review of articles published 2016–2017. Air Med J 2018;37(4):203–212.
– Brown JB et al. Helicopter transport improves survival following injury in the absence of a trauma system. J Trauma Acute Care Surg 2016;80(4):598–604.
– Cottrell P et al. Safety management systems for helicopter emergency medical services: current status. Air Med J 2019;38(1):3–10.
– Oster C et al. The future of helicopter emergency medical services: an international perspective. Air Med J 2020;39(6):393–398.

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