Sterile Fluid Delivery With Integrated Purification for High Flow

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Solution Overview

Problem

Conventional systems for delivering sterile and purified fluids are cumbersome due to fluid supply limitations and require storage of fluid bags, and they can only provide sterile fluid at extremely low flow rates.

Innovation Solution

A system comprising a housing, fluid reservoir, sterilization and purification mechanism, solution production mechanism, and dispensing mechanism, controlled by a controller, that allows on-demand delivery of sterile and purified fluids and solutions, capable of delivering at flow rates greater than conventional systems, and meeting USP standards for water for injection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional systems use fluid bags for sterile fluid supply, then the system can provide sterile fluid, but the storage and transport become cumbersome and the flow rate is extremely low

Engineering Contradiction:
Improveflow rateVSAvoidstorage and transport convenience
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The patent extracts the sterile fluid from the cumbersome bag format and integrates it directly into the dispensing system through an integrated reservoir. The system produces and stores sterile fluid within the device itself, eliminating the need for external fluid bags, which resolves the contradiction by improving flow rate while maintaining storage convenience.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The system combines multiple functions into a single integrated device: fluid storage, sterilization, solution mixing, and dispensing. This multi-functional approach eliminates the need for separate fluid bags and external sterilization equipment, thereby improving both flow rate and operational convenience simultaneously.

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

2Quantity of substance

If conventional systems use fluid bags, then sterile fluid can be supplied, but the volume is limited and cannot meet requirements for greater fluid volume

Engineering Contradiction:
Improvefluid volumeVSAvoidsystem complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The system performs preliminary sterilization and fluid preparation actions within the integrated reservoir before dispensing. By pre-sterilizing and pre-mixing solutions in the integrated system, it can provide greater fluid volumes without requiring multiple external bags or complex external preparation equipment.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent merges the fluid storage reservoir, sterilization mechanism, and solution mixing components into a single integrated system. This combination enables the system to generate and store larger volumes of sterile fluid internally, eliminating the volume limitations of external bags while avoiding the complexity of multiple separate systems.

Inventive Principle:
Principle #5Merging (Combining)

3Speed

If conventional systems deliver sterile fluid from bags, then fluid can be dispensed, but the delivery is not instantaneous and flow rate is extremely low

Engineering Contradiction:
Improvedelivery speedVSAvoidflow rate
Core Design Contradiction:
SpeedVSProductivity

Solution Approach 1:

The system employs a dynamic dispensing mechanism with a pump that can rapidly deliver fluid on demand. The integrated reservoir is designed to work with this dynamic dispensing system, enabling instantaneous delivery and high flow rates that overcome the static, limited flow characteristics of conventional bag-based systems.

Inventive Principle:
Principle #15Dynamics

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 provides instantaneous delivery of sterile and purified fluids and solutions at high flow rates, conforming to USP standards for water for injection, addressing the limitations of conventional systems.

Implementation Method 1

A sterilization and/or purification mechanism can be in fluid communication with the at least one fluid reservoir. The sterilization and/or purification mechanism can be configured to sterilize and purify the fluid held by the at least one fluid reservoir.

Methodology Applied
Scientific EffectSterilization:

Implementation Method 2

A solution production mechanism can be in fluid communication with the sterilization and/or purification mechanism. The solution production mechanism can be configured to optionally mix a solute with the sterilized and/or purified fluid to produce a solution.

Methodology Applied
Scientific EffectMixing:

Implementation Method 3

A dispensing mechanism can be in fluid communication with the sterilization and/or purification mechanism and configured to dispense the fluid and/or the solution.

Methodology Applied
Scientific EffectDispensing:

Data Source

PatentUS12365609B2Sterile and/or purified fluid and/or solution delivery system
Publication Date: 2025.07.22 PARKER HANNIFIN CORP
  • US12365609B2 patent drawing
  • US12365609B2 patent drawing
  • US12365609B2 patent drawing

AI summary

One aspect of the present disclosure can include a system for dispensing purified and sterilized fluid and/or solution. The delivery system can include a fluid reservoir, a sterilization and/or purification mechanism, a solution production mechanism, a dispensing mechanism, and a controller. The system can dispense the purified and sterilized fluid and/or solution on-demand.