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Autonomous emergency call system for nursing care : the complete guide to securing your nurse call alerts

This guide explores modern nurse call systems designed to ensure continuous patient alerts and patient safety. It highlights autonomous, reliable, and scalable solutions that support care teams and adapt to the operational needs of healthcare facilities.

Patient and resident safety often depends on a simple action: pressing a button to call for help.

However, behind this simple action, an entire system must operate flawlessly, 24/7. Yet many healthcare facilities still rely on aging technologies or systems that depend on networks vulnerable to outages.

This guide aims to help healthcare facilities understand the limitations of current technologies, assess their risks, and discover modern solutions, such as autonomous nurse call systems, capable of ensuring the continuity of patient alerts even in the event of a network outage.

Why do traditional nurse call systems show their limits?

In hospitals, nursing homes, and specialized care centers, many nurse call systems installed more than ten years ago rely on wired infrastructure. While theoretically reliable, these installations quickly become rigid: any building extension or modification requires costly and time-consuming work, causing the system to become outdated rapidly.

More recent Wi-Fi or GSM-based solutions offer welcome flexibility. However, their reliance on local networks or mobile coverage exposes them to disruptions: Wi-Fi outages, router reboots, or interference can block alerts, directly impacting patient and resident safety.

How to assess the risks of your current nurse call system?

Before investing in an upgrade, assess your current risks by asking yourself the following questions:

  1. Does your system rely on a Wi-Fi network or an IP connection that is vulnerable to outages?
  2. Are there dead zones in your buildings (basements, annexes) where calls do not get through?
  3. Have you ever experienced alert delays or missed alerts?
  4. Do your teams know how to respond in the event of a network outage?
  5. Is technical support for your current system still available?
  6. Can you easily add a new room or a new building without major construction work?

If you answered “no” or “uncertain” to several of these questions, your infrastructure likely deserves an upgrade.

Nurse call systems: wired, Wi-Fi, autonomous systems… which option should you choose?

Today, healthcare facilities mainly rely on three major types of solutions to manage patient calls: modernized wired systems, Wi-Fi/IP solutions, and autonomous systems.

Each approach addresses different constraints in terms of infrastructure, budget, and service continuity.

  • Modernized wired systems remain a benchmark in terms of stability, but they require significant construction work whenever a building needs to be adapted or extended.
  • Wi-Fi/IP solutions enable faster deployment and integration with existing IT systems, at the cost of a strong dependency on the network and its maintenance.
  • Low-power autonomous solutions, such as NorAlert, are designed to operate on a dedicated network, independent of Wi-Fi and GSM, with long-range coverage, making them particularly well suited for large sites or multi-facility groups.

Focus on NorAlert:

NorAlert, an autonomous nurse call solution developed by DigiMedis, is based on LoRa technology and operates entirely independently of Wi-Fi and GSM networks.

This ensures continuous patient alerts even in the event of a network outage.

With low-frequency communication, minimal energy consumption, and extended range, it is ideally suited for large sites as well as multi-building nursing homes.
With no subscription and no heavy maintenance requirements, it significantly simplifies the day-to-day work of technical managers.

The 5 essential criteria for choosing your nurse call system

A good nurse call system must meet five key requirements:

  1. Reliability and service continuity: no alert should be lost, even in the event of a network outage.
  2. Technical independence: operation without reliance on the site’s IT infrastructure.
  3. Ease of deployment: installation without major construction work, suitable for occupied environments.
  4. Data security: encrypted communication over a private and secure network.
  5. Multi-site scalability: the ability to progressively equip multiple facilities.

NorAlert meets all of these criteria: deployable within a few hours, scalable across multiple buildings, and designed to operate autonomously, it provides a robust solution for technical managers and facility directors.

Use case: Liège Hospital

Testimonial from Fabienne De Zorzi, Director of Strategy and Development at CHU de Liège

Before DigiMedis, Liège Hospital was facing critical equipment obsolescence. Spare parts had become unavailable, forcing technical staff to manufacture them manually just to keep the system operational. As a result, some rooms were left without a functional nurse call system, creating significant anxiety for both patients and care teams.

The deployment of NorAlert, DigiMedis’ nurse call solution, restored a reliable and secure system across the entire facility. It is easy to deploy and adapts seamlessly to room changes or the addition of new beds.

NorAlert Frequently Asked Questions

  • How long does it take to deploy an autonomous system like NorAlert?
    For a single ward, it takes about 10 minutes to deploy 25 call buttons.

  • Is it compatible with other nurse call systems?
    Yes, NorAlert can be integrated with existing infrastructures through appropriate communication gateways.

  • Do care staff need training?
    No, the intuitive interface requires only a quick onboarding. A short explanation is nevertheless provided to ensure optimal use.

  • Can an on-site demonstration be arranged?
    Yes, we offer both online and on-site demonstrations, depending on your location.

Conclusion

Autonomous nurse call systems now provide a concrete, reliable, and scalable response to the technical challenges faced by modern healthcare facilities.

Would you like to assess the resilience of your current system or test an autonomous solution?

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