Integrated Flow Cell Layout for Compact Buffer Processing

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Solution Overview

Problem

Existing fluid management and processing systems, such as bioprocessing systems, face challenges in efficiently managing and transporting large quantities of buffer solutions, leading to a substantial footprint and operational inefficiencies.

Innovation Solution

A flow cell design with a body, inlet, outlet, and fluid flow channel, incorporating a receptacle chamber for functional elements, and tubular connectors, ensuring consistent cross-sectional flow paths and adaptability to various configurations, allowing seamless integration of sensors and mixers, and facilitating compact, efficient fluid processing systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If buffer solutions are made at full strength and produced in large quantities for storage in totes, then the supply of buffer solutions is sufficient for bioprocessing applications, but the system consumes a substantial footprint and requires extensive transportation space

Engineering Contradiction:
Improvebuffer solution supplyVSAvoidsystem footprint
Core Design Contradiction:
Quantity of substanceVSArea of stationary object

Solution Approach 1:

The flow cell integrates multiple functional elements (sensors, mixers, flow channels) into a nested compact structure where components are arranged concentrically or in space-saving configurations, allowing sufficient buffer solution processing capacity within a reduced footprint

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The flow cell utilizes three-dimensional space optimization by arranging flow channels and functional elements in vertical and radial dimensions rather than only linear horizontal arrangements, enabling compact integration while maintaining processing capacity

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If multiple buffer solutions are transported from preparation area to process suite, then the bioprocessing operations can access required buffers, but the transportation and storage requirements increase system complexity

Engineering Contradiction:
Improvebuffer solution availabilityVSAvoidtransportation system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The flow cell is designed as a universal platform that can accommodate multiple types of functional elements (different sensors, mixers, filters) and process various buffer solutions through a single integrated structure, eliminating the need for separate transportation systems for different buffer types

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The flow cell merges multiple functions (buffer storage, mixing, sensing, filtration) into a single integrated unit, combining what would traditionally require separate components and transportation lines into one compact system

Inventive Principle:
Principle #5Merging (Combining)

3Productivity

If functional elements are integrated into the flow cell body, then the fluid processing capability is enhanced, but the manufacturing complexity increases

Engineering Contradiction:
Improvefluid processing capabilityVSAvoidflow cell manufacturing
Core Design Contradiction:
ProductivityVSEase of manufacture

Solution Approach 1:

The flow cell body is designed with modular segments that can be manufactured separately and then assembled, with each segment containing specific functional elements, allowing standardized manufacturing processes and reducing overall manufacturing complexity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The manufacturing process utilizes parameter optimization such as injection molding temperature, pressure, and material viscosity control to enable integration of functional elements during a single manufacturing step, reducing the need for post-manufacturing assembly operations

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12364987B2Flow cell for use in a fluid management and/or processing system
Publication Date: 2025.07.22 CYTIVA US LLC
  • US12364987B2 patent drawing
  • US12364987B2 patent drawing
  • US12364987B2 patent drawing

AI summary

A flow cell for use in a fluid management and/or processing system is disclosed, said flow cell comprising a body having an inlet and an outlet and a fluid flow channel extending from the inlet to the outlet. Said body further comprises a receptacle comprising a chamber forming a part of the fluid flow channel, said chamber comprising a first opening for connecting a functional element to the flow cell such that the functional element is in contact with or exposed to a fluid flow passing through the fluid flow channel. A first tubular connector is arranged adjacent to the inlet. A second tubular connector is arranged adjacent to the outlet. The flow cell further comprises a functional element and a fluid flow path extending from the first tubular connector through the inlet, the body, the receptacle, and the outlet, to the second tubular connector.