Scalpel Blade Loader Safety Mechanism
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Solution Overview
Problem
Reusable scalpel handles without blade protection pose a risk of accidental cuts or punctures during blade attachment, as they lack safety features to prevent contact with the blade.
Innovation Solution
A blade loader with a housing featuring a cavity, insertion opening, and a rib structure that interacts with the blade to maintain it in place, including pivotable protrusions and a support to securely hold the blade, preventing accidental contact during attachment to a scalpel handle.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If a reusable scalpel handle is used without blade protection, then the device can be reused and cost is reduced, but the risk of accidental cuts or punctures during blade attachment increases
Solution Approach 1:
The patent introduces a blade attachment mechanism that acts as an intermediary between the blade and the reusable handle. This mechanism includes a blade holder with a protective barrier that mediates the attachment process, allowing the blade to be secured to the handle while preventing direct exposure of the cutting edge to the user's fingers during attachment.
Solution Approach 2:
The patent segments the scalpel system into distinct components: a reusable handle, a disposable blade, and a blade attachment mechanism with protective barrier. This segmentation allows the protective function to be integrated into the attachment mechanism while maintaining the reusability of the handle and the disposability of the blade, resolving the contradiction between cost and safety.
2Object-affected harmful factors
If blade protection is added to reusable handles, then safety during blade attachment is improved, but device complexity increases
Solution Approach 1:
The patent merges the protective barrier function with the blade holder structure. The protective barrier is integrated into the blade attachment mechanism rather than being a separate component, which reduces overall device complexity while maintaining safety during blade attachment.
Solution Approach 2:
The patent employs a disposable blade attachment mechanism with protective barrier that is discarded after single use. This allows for complex safety features in the attachment mechanism without increasing the cost or complexity of the reusable handle, as the protective components are disposable and do not need to be durable.
3Object-affected harmful factors
If a protective mechanism is implemented during blade attachment, then accidental contact with the blade is prevented, but the ease of operation during blade attachment may be reduced
Solution Approach 1:
The patent implements preliminary action by pre-positioning the protective barrier in the blade holder before blade attachment. The protective barrier is already in place to guide and protect during the attachment process, eliminating the need for additional protective actions during blade change and maintaining ease of operation.
Solution Approach 2:
The patent employs dynamic elements in the blade attachment mechanism, including movable components that adapt during the attachment process. The protective barrier and blade holder are designed to move and adjust as the blade is inserted and secured, allowing for easy operation while maintaining protection throughout the dynamic attachment sequence.
Data Source
AI summary
A blade loader is provided herein. The blade loader includes a housing defining a cavity and an insertion opening at one end portion of the cavity. The cavity is configured to accept a blade therein. The housing includes first and second sections. First and second sidewalls extend from the respective first and second sections. The first sidewall is disposed outside the second sidewall. A support extends from the housing and into the cavity configured to interact with an aperture defined by the blade. A rib structure extends into the cavity and defines a channel and a press portion. The press portion is configured to contact a portion of the blade.