Fluid Pathway Flow Control for Patient-Specific Medication Validation
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Solution Overview
Problem
Existing clinical practices face challenges in preventing fluid administration errors such as incorrect fluid compatibility, dose measurement, and labeling issues, which can lead to patient safety risks.
Innovation Solution
A system with a fluid port, sensors, and a flow control valve that adjusts fluid flow based on attributes detected by sensors, using a rules engine to ensure compliance with patient-specific and medical order conditions, and includes a flow controller to modify flow restrictions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If standard clinical labeling practices are used to identify fluids, then fluid identification is simple and easy to implement, but patient safety is compromised due to potential errors in fluid compatibility, dose measurement, and labeling information
Solution Approach 1:
The patent introduces an intermediary system consisting of sensors, flow controllers, and validation logic that mediates between the fluid source and the patient. This intermediary layer automatically verifies fluid attributes (compatibility, dose, sequence) and controls flow accordingly, eliminating reliance on manual labeling while maintaining system reliability without excessive complexity
Solution Approach 2:
The system implements feedback mechanisms where sensors continuously monitor fluid attributes and flow rates, and the flow controller adjusts fluid delivery based on validated information. This closed-loop feedback ensures patient safety by automatically preventing incompatible or incorrect fluid administration while providing real-time verification of dosing parameters
2Reliability
If manual fluid administration is used, then the system is simple and easy to operate, but errors in fluid compatibility, dose measurement, and labeling information occur frequently
Solution Approach 1:
The system enables self-service operation where the automated flow controller and validation system perform fluid verification and dose control without requiring manual intervention. The system automatically reads fluid attributes, validates compatibility against patient data, and regulates flow rates, reducing operational complexity while dramatically improving administration accuracy
Solution Approach 2:
The patent replaces manual mechanical operations (hand-labeling, visual verification, manual flow control) with automated sensing and electronic control systems. Sensors optically or electronically identify fluid attributes, and electronic flow controllers precisely regulate delivery, substituting human-prone manual processes with reliable automated systems that improve accuracy without significantly complicating the overall operation
3Reliability
If automated flow control is implemented to prevent fluid administration errors, then patient safety is improved, but device complexity increases due to additional sensors, controllers, and validation systems
Solution Approach 1:
The patent designs the flow controller and sensor system to perform multiple functions: fluid identification, compatibility validation, dose verification, flow rate control, and error prevention. By making these components multi-functional, the system achieves comprehensive safety monitoring without proportionally increasing overall device complexity, as a single integrated controller handles what would otherwise require multiple separate systems
Data Source
AI summary
Systems and methods for controlling fluid delivery via a manually administrable medication container to a patient through a fluid delivery pathway are provided. The systems and methods described herein incorporate rules-based clinical decision support logic to drive a flow control valve within a flow pathway based on a determination of whether or not an IV fluid connected to an input port on the pathway is appropriate for patient administration by considering such factors as patient-specific clinical circumstances, current medical orders, and accepted delivery protocols. Related apparatus, systems, methods and articles are also described.