Disposable Isolator Production Line for Sterile Capping
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Solution Overview
Problem
Current systems for processing and packaging products under sterile and pyrogen-free conditions lack efficient methods for simultaneously applying closures to multiple products while maintaining a controlled inert atmosphere and sterile environment.
Innovation Solution
A disposable production line system comprising interconnected isolators with flexible walls, a platform for product movement, and a capping mechanism within a sleeve, which allows for simultaneous closure application under sterile conditions, along with a filling and weighing process, utilizing a press and motive devices to manage products within a controlled atmosphere.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a disposable production line with interconnected isolators is used to process products under sterile conditions, then the sterile and pyrogen-free environment is maintained, but the device complexity increases
Solution Approach 1:
The production line is divided into multiple independent isolators (first isolator, second isolator, third isolator) that can be separately designed, sterilized, and disposed. Each isolator is a self-contained unit with flexible walls and controlled atmospheres, allowing the complex sterile processing task to be broken down into manageable segments while maintaining overall system reliability.
Solution Approach 2:
The patent employs disposable isolators with flexible walls that can be sterilized and then discarded after single use. This eliminates the need for complex cleaning and sterilization cycles between uses, reducing operational complexity while ensuring consistent sterile conditions. The disposable nature allows each isolator to be optimized for its specific function without worrying about reuse.
2Manufacturing precision
If a rigid structure is used for applying closure to products, then the manufacturing precision is improved, but the adaptability to different product configurations decreases
Solution Approach 1:
The capping device incorporates a flexible arm that can dynamically adjust its position and orientation to accommodate different product configurations. The flexible arm can be positioned at various angles and heights, allowing the same rigid capping mechanism to adapt to multiple product types while maintaining precise closure application through the rigid distal end.
Solution Approach 2:
The capping device has a rigid distal end for precise closure application, while the proximal portion includes flexible elements that can adapt to different positions. This local differentiation allows the rigid portion to maintain manufacturing precision for the actual capping action, while the flexible portions provide adaptability to various product configurations and operator positions.
3Productivity
If multiple products are processed simultaneously, then the productivity is improved, but the device complexity increases
Solution Approach 1:
Multiple isolators are connected to form a continuous production line where products can be processed simultaneously in different locations. The first isolator receives products, the second isolator processes them, and the third isolator dispenses closures, allowing multiple operations to occur concurrently on different products without increasing the complexity of individual isolators.
Solution Approach 2:
Each isolator is designed as a universal platform that can perform multiple functions: the first isolator receives and positions products, the second isolator applies closures, and the third isolator dispenses closures. This multi-functional design allows the same basic isolator structure to handle different processing stages, improving productivity without proportionally increasing complexity.
4Ease of operation
If a flexible wall structure is used in isolators, then the ease of operation is improved, but the reliability of maintaining controlled atmosphere decreases
Solution Approach 1:
The isolators use flexible walls made of transparent or translucent material that can be easily manipulated and positioned. These flexible walls maintain the controlled atmosphere through proper sealing mechanisms while allowing the isolators to be easily handled, adjusted, and disposed of. The flexibility enables better operator control and positioning without compromising the integrity of the controlled environment.
Data Source
AI summary
An apparatus for processing one or more products in need of closure. The apparatus comprises a vessel including an inlet for receiving the one or more products and an outlet for discharging the one or more products under sterile and/or pyrogen free conditions. A device is also adapted for applying the closure to the one or more products in the vessel, along with the optional filling and/or weighing of the products before or after applying the closure. Related apparatuses, systems, and methods are disclosed.