Filter connection for a smoke evacuation device
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Solution Overview
Problem
Current smoke evacuation systems face challenges in determining when filters need to be replaced and often result in faulty installations due to inadequate filter connections.
Innovation Solution
A filter connection system for smoke evacuation devices that includes a filter canister and socket with a seal and electronic connectors, allowing for easy installation and electronic detection of filter replacement or incorrect installation, ensuring proper alignment and activation of the system.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a simple mechanical filter connection is used, then the device complexity is reduced and ease of operation is improved, but the reliability of filter installation and the ability to detect filter status deteriorates
Solution Approach 1:
The patent implements an electronic detection system with sensors that monitor filter installation status, seal integrity, and filter replacement needs. The system provides real-time feedback to the user through visual or audible alerts, ensuring reliable filter installation while maintaining ease of operation. The electronic connector detects whether the filter is properly seated and connected, preventing faulty installations.
Solution Approach 2:
The patent replaces purely mechanical filter connections with an electronic detection and verification system. Instead of relying solely on mechanical fitment, the system uses electronic sensors and connectors to detect and verify proper filter installation, transitioning from mechanical-only to electronically-assisted installation verification.
2Device complexity
If no electronic detection system is implemented, then the device complexity is reduced, but the ability to detect and measure filter status deteriorates
Solution Approach 1:
The filter assembly includes an integrated electronic connector and detection system that automatically monitors its own installation status and communicates with the smoke evacuation system. The system self-verifies proper installation and self-reports filter status, eliminating the need for manual checking while managing the added complexity through automation.
3Object-affected harmful factors
If a seal is added around the connection nipple, then the reliability of the connection and prevention of harmful factors is improved, but the device complexity increases
Solution Approach 1:
The patent combines the seal structure with the electronic connector and filter housing into an integrated assembly. The seal is incorporated as part of the connection mechanism rather than a separate component, merging multiple functions (sealing, electrical connection, and structural support) into a single integrated unit, thereby reducing overall system complexity while maintaining sealing effectiveness.
Data Source
AI summary
A filter connection for a smoke evacuation device includes a filter canister assembly and a socket. The filter canister assembly has a cross-sectional shape with only one line of symmetry that corresponds to a cross-sectional shape of the socket so that the filter canister can only be inserted into the socket in one orientation. One or more key notches on the filter canister may also ensure that the filter is properly installed. A seal creates an airtight boundary between the filter canister and a recess of the socket so that a sealed path in communication with the smoke evacuation device is established before the filter canister is fully inserted into the socket. An electronic connection is made between the filter canister and the socket after the airtight boundary is created.