Medical Waste Docking Connectors With Floating Sleeve Alignment

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Solution Overview

Problem

Existing medical waste collection systems require frequent and inconvenient manual alignment and docking processes, which are complex, costly, and prone to misalignment and damage.

Innovation Solution

A waste collection device with a simple structure that includes floating sleeve heads and a mating bracket, allowing for automatic alignment and docking with a docking device, reducing the need for precise alignment and minimizing potential damage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If a complex six-direction movement mechanism with multiple elastic members and structural members is used to align connectors, then the alignment precision is improved, but the device complexity and manufacturing cost increase

Engineering Contradiction:
Improveconnector alignment precisionVSAvoiddocking mechanism complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent extracts the complex six-direction movement mechanism from the docking system and replaces it with a simplified structure. The floating sleeve head independently guides the docking end connector without requiring multiple elastic members and structural members, thereby reducing device complexity while maintaining alignment precision through the floating guidance mechanism

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The floating sleeve head acts as an intermediary component between the docking end connector and the collection end connector. It provides a floating guidance mechanism that automatically aligns connectors during docking, eliminating the need for complex movement mechanisms while ensuring precise connection

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If strict alignment is required before connector insertion, then the connection reliability is improved, but the ease of operation deteriorates due to high precision requirements

Engineering Contradiction:
Improveconnector connection reliabilityVSAvoiddocking operation ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent introduces a dynamic floating guidance mechanism through the floating sleeve head, which allows the connectors to self-align during the docking process. This dynamic adjustment capability enables operators to dock connectors easily without strict pre-alignment requirements, while the floating mechanism ensures reliable connection through automatic position correction

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The floating sleeve head provides self-service alignment functionality, automatically guiding the docking end connector into the correct position during docking. This eliminates the need for operators to achieve precise manual alignment, improving ease of operation while ensuring reliable connection through the self-aligning mechanism

Inventive Principle:
Principle #25Self-service

3Ease of manufacture

If a simple docking structure is used, then the manufacturing cost is reduced, but the fault tolerance during docking deteriorates

Engineering Contradiction:
Improvedocking device manufacturabilityVSAvoiddocking fault tolerance
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The floating sleeve head serves as an intermediary that provides fault tolerance in a simple docking structure. It allows for positional adjustments and compensates for manufacturing tolerances or misalignments during docking, ensuring reliable connection without requiring complex mechanisms, thereby maintaining ease of manufacture while improving fault tolerance

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentEP3928808B1Waste collecting device, abutment device, and waste collecting and processing system
Publication Date: 2025.06.04 AMSINO MEDICAL (SHANGHAI) CO LTD
  • EP3928808B1 patent drawingFigure 1
  • EP3928808B1 patent drawingFigure 2
  • EP3928808B1 patent drawingFigure 3~4

AI summary

A waste collection device (100), a docking device (200) and a waste collection and disposal system (10) are provided for collecting waste (10) generated in a medical process. The waste collection device is docked with the docking device (200) to discharge the waste. The waste collection device (100) comprises a portable cart (108) ; at least one waste collection container (109) mounted to the portable cart (108) and configured to store waste generated in a medical process; a mating bracket (110) mounted to the portable cart (108) and configured to mate with the docking device (200); two collection end connectors (112, 114) attached to the mating bracket (110) and connected to the at least one waste collection container (109) ; and two floating sleeve heads (111, 113) mounted to the mating bracket (110) and correspondingly sleeved on the two collection end connectors (112, 114). The floating sleeve heads (111, 113) can guide the docking end connectors (112, 114) to connect with the corresponding collection end connectors (112, 114) so that said connectors are accurately connected, and the invention has a simple structure and low manufacture cost.