Irrigation Container With Oval Base for Infusion-Line Production

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Solution Overview

Problem

Existing irrigation containers for surgical applications require separate production lines due to their distinct shapes, leading to increased space and maintenance costs, as they cannot be produced on the same line as infusion containers without significant modifications.

Innovation Solution

A container design with an oval-shaped base area and specific transitional parts prevents collapsing during emptying, allowing production on infusion application lines while maintaining usability for irrigation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If irrigation containers are designed with cylindrical shapes to prevent collapsing during hand emptying, then handling stability is improved, but they cannot be produced on infusion production lines which require oval-shaped bases

Engineering Contradiction:
Improvehandling stabilityVSAvoidproduction line compatibility
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The container applies different geometric properties to different parts: the base area is oval-shaped to enable production on infusion lines, while the body maintains cylindrical geometry to prevent collapsing during hand emptying. This local differentiation allows each part to optimize for its specific function.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The container design segments the geometric requirements into distinct parts: the base area uses oval geometry for manufacturing compatibility, while the body uses cylindrical geometry for structural stability. This segmentation allows independent optimization of each part for its specific purpose.

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If production lines are modified to produce irrigation containers with cylindrical shapes, then production line compatibility is improved, but the ability to produce infusion containers is lost and major modification costs increase

Engineering Contradiction:
Improveproduction line compatibilityVSAvoidcontainer type flexibility
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The production line achieves multi-functionality by producing both irrigation containers (with cylindrical bodies) and infusion containers (with oval bases) using the same equipment. The mold is designed to accommodate both container types without requiring line modification, making the production line universal.

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

3Productivity

If irrigation containers use collapsible shapes to enable complete emptying, then emptying efficiency is improved, but handling becomes problematic during surgery

Engineering Contradiction:
Improveemptying efficiencyVSAvoidhandling stability
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The container optimizes different parts for different functions: the base area uses oval geometry to enable complete emptying through collapsing behavior, while the body maintains cylindrical geometry to provide structural stability for handling during surgical procedures.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS20250276124A1Container for irrigation application producible on a production line for producing infusion containers
Publication Date: 2025.09.04 B BRAUN MELSUNGEN AG
  • US20250276124A1 patent drawing
  • US20250276124A1 patent drawing
  • US20250276124A1 patent drawing

AI summary

A container for irrigation includes a bottom part, a lower body part, a first transition part, a middle body part, a second transition part, and an upper body part. The bottom part is fluidly connected with the lower body part via a lower bottom area. The first transition part is fluidly connected with the lower body part via a lower top area. The first transition part is fluidly connected with the middle body part via a middle bottom area. The second transition part is fluidly connected with the middle body part via a middle top area. The second transition part is fluidly connected with the upper body part via an upper bottom area. The middle bottom area has a surface area smaller than the surface area of the lower top area. The middle top area has a surface area smaller than the surface area of the upper bottom area.