Pharmaceutical Compounder Manifold With Sealed Septa Mixing
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Solution Overview
Problem
Manual mixing of multi-ingredient mixtures is inefficient, imprecise, and potentially hazardous, especially when dealing with pharmaceuticals, as it lacks precision and can be time-consuming, and poses risks with unsafe or hazardous ingredients.
Innovation Solution
A compounder apparatus with a manifold system that docks multiple reservoirs, extracts fluids, mixes them with a diluent in a controlled mixing chamber, and fills a destination reservoir, featuring containment assemblies with elastomeric septa and variable-volume housing to ensure precise and safe compounding of pharmaceuticals.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If manual mixing of ingredients is performed, then flexibility and simplicity are maintained, but precision and efficiency deteriorate
Solution Approach 1:
The system changes the state of the mixing process from manual to automated, transforming physical parameters such as flow rates, mixing speeds, and temperatures to achieve precise control over the compounding process while maintaining manageable system complexity through modular design
Solution Approach 2:
Manual mechanical mixing operations are replaced with automated fluid handling systems that use pumps, valves, and computer-controlled mechanisms to deliver precise measurements of ingredients, eliminating human error while the modular architecture keeps the overall system complexity可控
2Productivity
If automated mixing apparatus is used, then precision and efficiency are improved, but device complexity increases
Solution Approach 1:
The automated compounding system is divided into distinct functional modules including ingredient storage reservoirs, pumping systems, mixing chambers, and dispensing mechanisms. Each module operates independently but coordinates through centralized control, enabling high productivity while managing complexity through functional segmentation
Solution Approach 2:
The apparatus is designed with universal components that can handle multiple types of ingredients and compounding operations. The modular reservoirs, pumps, and mixing chambers can be configured for different pharmaceutical compounding tasks, achieving high productivity across various applications without proportionally increasing overall system complexity
3Reliability
If manual handling of hazardous ingredients is performed, then equipment simplicity is maintained, but safety deteriorates
Solution Approach 1:
The system introduces automated fluid handling mechanisms as intermediaries between the hazardous ingredients and the operator. Pumps, valves, and sealed transfer systems mediate the movement of potentially hazardous pharmaceuticals, ensuring reliable containment and safety while the modular design keeps the containment infrastructure manageable in complexity
Data Source
AI summary
A system including a containment assembly for enclosing a medication container may comprise a first housing portion or interface portion having a proximal end and a distal end. The interface portion may include a housing wall which defines a channel spanning from the proximal end to the distal end. The channel may be open at the proximal and distal end. The containment assembly may further comprise only two pierceable septa configured to form a barrier to the channel. The containment assembly may further comprise a variable-volume housing portion having a variable volume chamber. The variable-volume portion chamber of the variable-volume housing portion may be in fluid communication with the distal end of the channel.