Mobile Sterilization Cabinet Transfer Cart for Stable Sterile Handling
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Solution Overview
Problem
Existing mobile sterilization cabinets face challenges such as difficulty in maneuverability, space efficiency, water retention, and visibility of sterilization status, which hinder effective sterilization and storage of medical instruments.
Innovation Solution
A mobile sterilization system comprising a sterilization cabinet with casters, perforations, and filters, along with a transfer cart that provides secure transport and adjustable height, and features like transparent materials and temperature indicators to ensure sterility and ease of use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If mobile sterilization cabinets are equipped with wheels for movement, then maneuverability is improved, but stability and control during sterilization process deteriorate
Solution Approach 1:
The system is divided into two separate components: a mobile sterilization cabinet with wheels for transport, and a stationary transfer cart for the sterilization process. The cabinet is segmented from the sterilization system, allowing it to be mobile during transport but stable during sterilization when placed on the stationary transfer cart.
Solution Approach 2:
The transfer cart acts as an intermediary between the mobile sterilization cabinet and the autoclave. The cabinet is moved to the transfer cart, which provides a stable platform for the sterilization process, thus mediating between the need for mobility and the need for stability during sterilization.
2Reliability
If traditional wrapped trays are used for sterilization, then sterility is maintained, but time consumption and labor requirements increase
Solution Approach 1:
The mobile sterilization cabinet is designed to be self-contained with built-in filtration systems and status indicators that automatically monitor and indicate sterilization status. The cabinet itself maintains sterility through integrated filters on vents, eliminating the need for external wrapping and manual inspection of wraps.
Solution Approach 2:
The system uses color-changing indicators (such as temperature-sensitive materials or status lights) to visually indicate when sterilization is complete and when the cabinet is safe to handle. This eliminates time-consuming manual inspection and provides immediate visual feedback on sterility status.
3Reliability
If filters are installed on cabinet vents, then contamination prevention is improved, but water drainage capability deteriorates
Solution Approach 1:
Different parts of the vent system have different functions: some vents have filters for air intake/exhaust to prevent contamination, while drainage vents are specifically designed without filters to allow water drainage. The system applies different qualities (filtered vs. unfiltered) to different locations based on functional requirements.
Solution Approach 2:
The vent system is segmented into multiple independent vents with different functions. Some vents are dedicated to filtration for air exchange, while separate vents are dedicated to water drainage. This segmentation allows each vent to optimize its specific function without compromising the other.
4Reliability
If cabinet doors are made opaque for sterility, then contamination protection is improved, but visibility of contents and status deteriorates
Solution Approach 1:
The cabinet incorporates visual indicators such as color-changing temperature-sensitive materials or illuminated status lights that communicate sterilization status and safety information without requiring the door to be opened or made transparent. The indicators provide information through color changes that are visible through the opaque door.
Solution Approach 2:
Visual indicators and status lights act as intermediaries that transmit information about the cabinet's internal state and sterility status to the user without requiring direct visual access to the contents. This allows the opaque door to maintain contamination protection while still providing necessary information.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system enhances maneuverability, space efficiency, and visibility, ensuring effective sterilization and storage of medical instruments while maintaining sterility and reducing the risk of contamination.
Implementation Method 1
filters 50 prevent the passage of contaminants through vents 35 into the interior of the cabinet
Data Source
AI summary
A mobile sterilization system comprising: a sterilization cabinet, the sterilization cabinet comprising: a bottom panel, a top panel, two side panels, a back panel and a door configured so as to define an interior chamber; a plurality of casters or wheels mounted to the bottom panel, each of the plurality of casters or wheels being mounted to the bottom panel by a caster or wheel bracket, wherein the caster or wheel bracket comprises a lateral projection; perforations formed in at least one of the bottom panel, top panel and two side panels; and at least one filter configured to cover the perforations; and a transfer cart, the transfer cart comprising: an upper platform for receiving a sterilization cabinet, the upper platform comprising a pair of transfer cart tracks extending longitudinally along the upper platform, wherein each of the transfer cart tracks comprises a lateral projection; and a lower support structure for supporting the upper platform and for receiving wheels; wherein the sterilization cabinet is received on the transfer cart such that the lateral projections of the caster or wheel brackets engage the lateral projections of the transfer cart tracks, whereby to prevent side-to-side and up-and-down movement of the sterilization cabinet relative to the transfer cart.