Automated Ventilator MDI Adapter Controller
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Solution Overview
Problem
Current mechanical ventilation systems require manual administration of aerosol medicines, which is labor-intensive and can increase healthcare costs and reduce patient safety.
Innovation Solution
A portable control unit that automates the delivery of medication to a ventilator circuit, featuring a housing for an inhaler, an actuator, a controller for managing medication delivery, and a display for monitoring parameters, with optional user and patient override controls, and a gas flow sensor for adjusting delivery based on ventilation direction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual administration of aerosol medicines is used in mechanical ventilation systems, then the system structure remains simple, but labor intensity increases and patient safety decreases
Solution Approach 1:
The system enables self-service through automated medication delivery where the controller automatically actuates the inhaler based on ventilator operation parameters, eliminating the need for manual intervention while maintaining simple system architecture
Solution Approach 2:
The patent replaces manual mechanical operation with automated control systems that use sensors and controllers to trigger inhaler actuation based on ventilator cycle detection, substituting human action with automated mechanical/electronic control
2Extent of automation
If automated medication delivery is implemented, then patient safety improves and healthcare costs decrease, but device complexity increases
Solution Approach 1:
The patent merges the inhaler actuation mechanism with the ventilator control system by integrating the controller, sensor, and actuator into a unified assembly that works together as a single functional unit, reducing overall system complexity
Solution Approach 2:
The controller serves multiple functions including detecting ventilator operation parameters, determining appropriate actuation timing, controlling the actuator, and monitoring medication delivery, thereby reducing the need for separate dedicated components
3Productivity
If manual medication administration is used, then the system remains simple to operate, but productivity decreases due to labor-intensive operations
Solution Approach 1:
The system performs self-service by automatically monitoring ventilator operation and triggering medication delivery without requiring operator intervention, thereby increasing productivity while maintaining ease of operation through automated functionality
Solution Approach 2:
The automated system ensures continuous medication delivery aligned with ventilator operation cycles, eliminating gaps in medication administration that occur with manual operation and improving overall productivity
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The automated system reduces healthcare costs and improves patient safety by providing controlled and timely medication delivery, enhancing the efficiency of ventilator operations and ensuring accurate medication administration.
Implementation Method 1
A gas flow sensor is disposed in the interior of the connector, with the gas flow sensor configured to detect a gas flow direction through the connector and communicate the gas flow direction to the controller
Implementation Method 2
an actuator held by the housing and in communication with the inhaler to direct the inhaler to release medication to the ventilator circuit
Implementation Method 3
Gas is mechanically delivered to the patient via the tube. In many cases, mechanical ventilation is used in acute settings such as an intensive care unit for a short period of time during a serious illness. Currently, the main form of mechanical ventilation is positive pressure ventilation
Data Source
AI summary
A system for providing automated delivery of medication to a ventilator circuit that extends between a mechanical ventilator and a patient includes a connector that resides in-line with a portion of the ventilator circuit, a portable medication delivery unit attached to the connector, and a control device in communication with the portable delivery unit. The portable delivery unit includes a housing releasably holding at least one metered dose inhaler canister containing medication and an actuator held by the housing and in communication with the canister to direct the canister to release medication to the ventilator circuit for the patient. The control device is configured to control an amount and/or frequency of medication delivery from the canister to the ventilator circuit for a respective patient and to direct the actuator to actuate to deliver the medication from the canister to the ventilator circuit at a defined amount and/or frequency.