Wireless Medical Device Network State Monitoring
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Solution Overview
Problem
Wireless networks in hospitals often have blind spots with poor signal coverage or interference, leading to disconnections between mobile/wearable medical devices and central monitoring stations, which can compromise real-time patient monitoring and pose safety risks.
Innovation Solution
A wireless medical monitoring system that includes a wireless medical device, a wireless access point, and a central monitoring station, where the device acquires physiological data and network state information, and transmits both through the wireless network to the central station for display and storage, enabling real-time network monitoring and analysis.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If wireless networks are deployed in hospitals to enable real-time patient monitoring, then monitoring capability is improved, but network coverage reliability deteriorates due to blind spots and signal interference
Solution Approach 1:
The system implements feedback by having wireless medical devices report their network connection status and signal strength to the central monitoring station. The central station analyzes this feedback information to identify network coverage problems and generates optimization suggestions, creating a closed-loop system that continuously improves network reliability based on actual device performance data.
Solution Approach 2:
The wireless medical devices perform self-diagnosis by autonomously monitoring their own network connection status, signal strength, and communication quality. The devices automatically collect and transmit this self-monitoring data to the central station without requiring manual intervention, enabling the system to identify and report coverage issues independently.
2Productivity
If wireless medical devices continuously monitor and transmit data, then real-time monitoring is improved, but network bandwidth consumption increases
Solution Approach 1:
The system applies partial action by selectively transmitting only the most critical information - namely network status indicators and alert conditions - rather than continuously streaming all possible device data. This approach maintains real-time monitoring capability while significantly reducing bandwidth consumption by transmitting only necessary data portions.
Solution Approach 2:
The wireless medical devices transmit network status information periodically rather than continuously, adjusting the transmission frequency based on network conditions and monitoring requirements. This periodic communication pattern maintains real-time awareness of network health while reducing overall bandwidth consumption compared to continuous data streams.
Data Source
AI summary
A wireless medical device, a central monitoring station, and a wireless medical monitoring system and method are disclosed. The system has a wireless medical device, a wireless access point, a wireless control unit and a central monitoring station, wherein the wireless medical device and the central monitoring station access a wireless network through the wireless access point and communicate with each other through the wireless network. The wireless medical device collects and processes at least one physiological parameter signal of a patient to obtain physiological data of the patient, and can also monitor network state information of the wireless access point to obtain first network state information; the wireless medical device sends the physiological data and the first network state information to the central monitoring station through the wireless network; and the central monitoring station at least displays the physiological data and stores the first network state information.