Wireless Controller Coordination for Medical Devices
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Solution Overview
Problem
In medical device systems with multiple wireless controller devices, there is a challenge in coordinating control commands to prevent conflicting or redundant instructions, ensuring secure operation, and managing consumable replacements efficiently.
Innovation Solution
The implementation of methods that include broadcasting lockout and unlock messages to manage control functions among multiple wireless controller devices, integrating fingerprint security for authorized access, and using tracking modules to automatically determine consumable needs, with e-commerce capabilities for replenishment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If multiple wireless controller devices are allowed to independently issue control commands, then ease of operation and accessibility are improved, but control command coordination and system reliability deteriorate due to conflicting or redundant instructions
Solution Approach 1:
The patent introduces a controller device as an intermediary that mediates between multiple user devices and the insulin pump. This intermediary controller receives control commands from multiple wireless controller devices, manages command coordination, and issues synchronized commands to the insulin pump, thereby preventing conflicting instructions while maintaining ease of operation.
2Adaptability or versatility
If multiple controller devices can simultaneously control one medical device, then adaptability and versatility are improved, but command synchronization and accuracy worsen due to concurrent or redundant commands
Solution Approach 1:
The controller device performs preliminary actions by pre-synchronizing control commands before they are executed by the insulin pump. The controller receives commands from multiple controller devices, synchronizes them in advance, and ensures that only coordinated, non-conflicting commands are transmitted to the medical device, thereby maintaining precision while allowing multiple users.
3Ease of operation
If wireless communication is enabled between controller devices and medical devices, then ease of operation is improved, but security and command coordination worsen due to potential conflicts and unauthorized access
Solution Approach 1:
The controller device serves as a secure intermediary that manages wireless communication between multiple controller devices and the insulin pump. It implements security protocols, authenticates devices, and coordinates command transmission, thereby enabling ease of wireless operation while preventing unauthorized access and ensuring secure, coordinated control.
Data Source
AI summary
A medical device system includes at least one controllable patient-worn or patient-carried medical device, and a plurality of controller devices that are capable of independently controlling features or functions of the patient medical device. Control commands and other data is wirelessly communicated among the patient medical device and the multiple controller devices. A number of techniques, protocols, and other measures are provided to coordinate wireless communication between the various devices in a medical device system. These control command coordination processes address situations where conflicting, redundant, or concurrent control commands might be independently issued by the multiple controller devices.