Concentrate Container With Dual Codes For Dialysis Solution Dilution

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Solution Overview

Problem

Current peritoneal dialysis requires substantial logistical effort and storage space due to the need for ready-made dialysis solutions administered in large volumes, which can lead to errors and inefficiencies in solution preparation and administration.

Innovation Solution

A concentrate container with two distinct connectors, each containing a code for the concentrate and the dialysis solution, allowing on-site dilution with a diluting agent to produce the dialysis solution, minimizing storage requirements and reducing the risk of errors through encoded information for preparation and administration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If ready-made dialysis solutions are stored and administered, then the dialysis treatment can be performed, but substantial storage space and logistical effort are required

Engineering Contradiction:
Improvedialysis treatment availabilityVSAvoidstorage space
Core Design Contradiction:
ReliabilityVSVolume of stationary object

Solution Approach 1:

The dialysis solution is segmented into two components: a concentrate containing the active ingredients and a separate diluting agent (water). The concentrate container holds only the concentrated solution, which is then diluted at the point of care to produce the final dialysis solution. This segmentation reduces storage volume by storing the concentrate in a smaller container rather than storing large volumes of ready-made diluted solutions.

Inventive Principle:
Principle #1Segmentation

2Volume of stationary object

If concentrate is diluted on-site, then storage requirements are reduced, but the complexity of solution preparation increases

Engineering Contradiction:
Improvestorage spaceVSAvoidsolution preparation process
Core Design Contradiction:
Volume of stationary objectVSDevice complexity

Solution Approach 1:

The concentrate container is designed to be self-sufficient for the dilution process. The container itself contains the concentrate and is equipped with connectors that enable the dilution process without requiring complex external equipment. The system performs its own dilution function by allowing direct connection to water sources and automated mixing, reducing the need for additional preparation devices and simplifying the overall process.

Inventive Principle:
Principle #25Self-service

3Reliability

If codes are added to connectors for information tracking, then the risk of errors is minimized, but the device complexity increases

Engineering Contradiction:
Improveerror preventionVSAvoidconnector structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Instead of storing complex data structures or multiple layers of information, the system uses simplified code representations (barcodes) that contain essential identification information. These codes are read by scanning devices that translate them into the necessary treatment parameters. This copying approach reduces the complexity of the physical connector structure while maintaining reliable information tracking and error prevention capabilities.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS11738126B2Concentrate container
Publication Date: 2023.08.29 FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
  • US11738126B2 patent drawing
  • US11738126B2 patent drawing

AI summary

The present invention relates to a concentrate container having a concentrate that is configured to form a dialysis solution after its dilution with a diluting agent, in particular with water, wherein the concentrate container is in communication with a first connector having a first code that contains at least one piece of information on the concentrate; and wherein the concentrate container is furthermore in communication with a second connector whose second code differs from the first code, with the second code containing at least one piece of information on the dialysis solution.