Ackermann Systevo Bed Unit - Model 73091A

The Challenge: Simplifying Complexity at the Patient Bedside

In modern healthcare, patient care requires seamless communication and control over the immediate environment. Traditional systems struggle with multiple devices, complex wiring, and a lack of integrated features, leading to slower response times, confusion for patients, and non-compliance with critical safety standards like VDE 0834.

The Solution: The 73091A Integrated Bedside Hub

The Ackermann Systevo Bed Unit, Model 73091A, resolves this complexity by serving as the unified digital gateway between the patient, the nurse call system, and the room’s automation (domotics). As a core component of the Systevo IP Nurse Call System, the 73091A centralizes dual-functionality: reliable call signaling and convenient patient control, all channeled through a single Data Bus (DBUS) interface.

Technical Deep Dive: Architecture and Key Differentiators

1. Dual-Path Reliability and Safety Compliance

The 73091A is engineered with safety at its core, meeting the rigorous demands of the healthcare sector.

• VDE 0834 Compliance: The unit supports continuous, interactive monitoring of all connected peripherals (like the patient handset) via the DBUS. This constant electronic supervision is non-negotiable for adhering to the VDE 0834 standard, ensuring no disconnection goes unnoticed—a critical fail-safe for patient safety.

• Galvanic Isolation Ready: The design facilitates the necessary galvanic isolation of control functions (as per EN 60601-1), preventing electrical interference or shock risks to the patient, particularly vital when controlling bedside entertainment and lighting.

2. Centralized Patient Interface

The unit’s physical interface is optimized for intuitive use while offering maximum functionality.

• Integrated Call/Cancel: Features clearly differentiated buttons: 1 Call Button (Red LED) for initiating immediate assistance and 1 Cancel/Stop Button (Green LED) for clearing the alarm when staff arrive.

• Magnetic DIN7 Socket: The key differentiator is the auto-release magnetic system socket (DIN7). This port is the primary connection point for the multifunctional patient handset, allowing the patient to manage calling, two-way speech, and domotic functions. The magnetic connection provides a safety feature, automatically releasing the cable if pulled forcefully, protecting both the patient and the unit from damage.

3. Domotic and System Integration

The 73091A excels in extending the system's reach beyond simple calling.

• Room Control (Domotics): The unit is equipped with two configurable control outputs (Tax outputs). These are typically used to control two separate light sources (reading light, room light) or can be adapted for managing blinds or other comfort features, placing the patient firmly in control of their environment.

• DBUS Communication: All signaling and control data travel efficiently over the proprietary Data Bus (DBUS), simplifying room wiring and maintenance compared to legacy multi-core cable systems.

Summary of Specifications (Ackermann 73091A)