Integral Latching Flap for Medical Injection Connector
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Solution Overview
Problem
Current latching mechanisms in syringe-less injection systems for medical fluids are cumbersome to operate and lack reliability, and the delivery arrangement design is complex, leading to inefficiencies in fluid flow and increased manufacturing costs.
Innovation Solution
An improved latching mechanism integral with the connector body, featuring an elongated flap for user-friendly engagement and disengagement, and a simplified design with fewer components to enhance fluid flow stability and manufacturing efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a traditional latching mechanism is used in the connector, then the connector can be securely engaged with the pressurizing unit, but the operation becomes cumbersome and reliability is reduced
Solution Approach 1:
The latching mechanism is merged with the connector body to form an integral structure. The elongated flap is directly formed as part of the connector body, eliminating separate latching components. This integration simplifies the operation while maintaining secure engagement through the flap's interaction with the pressurizing unit's engagement features.
Solution Approach 2:
The complex traditional latching mechanism is extracted and replaced with a simplified elongated flap structure. The flap is a minimalistic component that provides essential latching functionality without the complexity of traditional multi-component latching systems, thereby improving ease of operation while maintaining reliability.
2Adaptability or versatility
If a complex delivery arrangement design is used, then the connector can provide comprehensive functionality, but the device complexity increases and manufacturing costs rise
Solution Approach 1:
Multiple connector features are merged into a single integrated structure. The elongated flap serves both as a structural element and as the latching mechanism. The connector body integrates fluid passage features, engagement surfaces, and the latching flap into one unified component, reducing overall device complexity while maintaining comprehensive functionality.
3Adaptability or versatility
If a complex delivery arrangement design is used, then the connector can provide comprehensive functionality, but the manufacturing costs increase
Solution Approach 1:
The integration of the latching mechanism into the connector body reduces the number of separate components that need to be manufactured and assembled. This merging of functions into a single molded piece simplifies the manufacturing process, reduces assembly steps, and lowers production costs while maintaining all necessary connector functionalities.
4Reliability
If the latching mechanism is separate from the connector body, then the latching mechanism can be optimized independently, but the overall device complexity increases
Solution Approach 1:
The latching mechanism is merged with the connector body to form an integral structure. The elongated flap is directly formed as part of the connector body, eliminating separate latching components. This integration simplifies the overall structure while maintaining secure engagement through the flap's interaction with the pressurizing unit's engagement features.
Data Source
AI summary
A solution for injecting one or more fluids into a patient is proposed. A corresponding injection system comprises: at least one supply station for supplying a fluid to be injected into a patient's vasculature: a pressurizing unit comprising a motor for pressurizing the fluid received from said at least one supply station: a delivery arrangement in fluid communication with said at least one supply station, the delivery arrangement comprising a connector having a connecting element and a latching mechanism: a patient set assembly in fluid communication with said delivery arrangement, said patient set assembly comprising a peristaltic pump component and at least one delivery tube for delivering the pressurized fluid to the patient, said peristaltic pump component having a connecting element for fluidically engaging the connecting element of the connector of the delivery arrangement at said port of the pressurizing unit, characterized in that said latching mechanism comprises an elongated flap integral with said connector, and said latching mechanism engages a corresponding port of the pressurizing unit.