Normalized Defibrillator Electrode Interface with Bus Protocol
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Current defibrillators lack the ability to automatically identify and manage different types of defibrillating electrodes, leading to potential misuse and safety risks due to manual management, which can result in accidents from expired or malfunctioning electrodes.
Innovation Solution
A normalized electrode interface using a 1-wire bus protocol that connects the defibrillator mainframe to the electrode, allowing for fewer wires and enabling identification of various electrode types, with additional chips for control and storage functions to prevent misuse and track electrode conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual management of defibrillating electrodes is used, then device complexity is reduced, but reliability deteriorates due to potential misuse and safety risks
Solution Approach 1:
The electrode management system enables automatic identification and tracking of electrodes through integrated chips that store electrode information. The system self-manages electrode status, expiration tracking, and compatibility verification without requiring manual intervention, thereby improving reliability while keeping the interface simple for users.
Solution Approach 2:
The normalized electrode interface incorporates feedback mechanisms where the defibrillator mainframe communicates with the electrode chip to verify electrode type, expiration status, and proper connection. This feedback loop ensures safe operation by preventing misuse of expired or incompatible electrodes.
2Adaptability or versatility
If a normalized electrode interface with bus protocol is implemented, then adaptability improves for identifying different electrode types, but device complexity increases due to additional chips and protocols
Solution Approach 1:
The normalized electrode interface uses a universal bus protocol (such as 1-wire, I2C, or SPI) that can identify and communicate with different types of electrodes through a standardized chip interface. This single universal interface replaces multiple specialized connections, enabling the system to adapt to various electrode types without increasing overall complexity.
Solution Approach 2:
An intermediary chip is integrated into the electrode that acts as a mediator between the electrode and the defibrillator mainframe. This chip contains electrode identification information and communicates through the bus protocol, enabling automatic recognition of different electrode types while keeping the mainframe interface standardized and manageable.
3Ease of operation
If fewer connecting wires are used in the electrode interface, then ease of operation improves, but measurement precision deteriorates for identifying electrode characteristics
Solution Approach 1:
The patent replaces complex mechanical wiring systems with an electrical bus protocol for communication. Instead of using multiple physical wires for different functions, a single bus (such as 1-wire, I2C, or SPI) carries both power and data signals, simplifying the physical connection while maintaining precise electrode identification through digital communication.
Solution Approach 2:
The electrode chip stores multiple identification parameters (electrode type, expiration date, manufacturing batch, etc.) that are read through the bus protocol. By changing from physical wire-based identification to parameter-based digital identification, the system achieves both simple connections and precise measurement of electrode characteristics.
Data Source
AI summary
A defibrillator includes a defibrillator mainframe and a defibrillating electrode. The defibrillator mainframe includes a main control unit and a master device electrically connected to the main control unit. The defibrillating electrode comprises a slave device supporting a bus protocol, the master device and slave device being interconnected through a bus.