High Frequency Percussive Ventilator Simplified Interface
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Solution Overview
Problem
Existing percussive ventilation systems are complex and require trained medical professionals for operation, limiting their use during epidemics and requiring extensive training for nominally trained medical technicians due to cluttered interfaces and multiple hoses.
Innovation Solution
A flow regulated, time cycled high frequency percussive ventilator with color-coded lines and couplers, simplified control and monitoring interfaces, and a breathing head designed for easy cleaning and disposal, allowing nominally trained professionals to quickly connect and operate the device.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional percussive ventilation systems are used, then effective patient ventilation is achieved, but the device complexity and operator training requirements increase
Solution Approach 1:
The patent combines multiple control functions and monitoring displays into a single integrated control panel with a unified digital interface. The control panel integrates pressure control, flow regulation, and patient monitoring into one cohesive unit, eliminating the need for separate controls for each function and reducing overall system complexity.
Solution Approach 2:
The patent replaces mechanical controls (knobs, buttons, analog dials) with a digital touchscreen interface that provides graphical representation of system parameters. This substitution allows for more intuitive control and monitoring while reducing the physical complexity of the interface, as all functions are accessible through software rather than mechanical components.
2Manufacturing precision
If multiple hoses and connectors are used for precise control, then ventilation accuracy is improved, but ease of operation deteriorates
Solution Approach 1:
The patent employs universally compatible connectors that can interface with different hose types and configurations while maintaining precise control. The standardized connector design allows the same connection interface to serve multiple functions (gas delivery, pressure monitoring, flow control) thereby reducing the number of separate connections needed without sacrificing control precision.
Solution Approach 2:
The patent introduces a centralized control unit that acts as an intermediary between the user and the ventilation mechanisms. This control unit receives input through a simplified digital interface and automatically coordinates the complex interactions between multiple hoses, valves, and sensors, thereby maintaining precision while simplifying user interaction.
3Measurement precision
If comprehensive monitoring displays are provided, then patient condition monitoring is improved, but device complexity increases
Solution Approach 1:
The patent replaces complex analog monitoring displays with a digital touchscreen interface that presents patient data in graphical and numerical formats. The digital display can dynamically adjust the presentation of information, showing only relevant parameters based on current patient conditions, thereby maintaining comprehensive monitoring capability while reducing visual complexity.
Solution Approach 2:
The monitoring display is designed to be dynamic and adaptive, automatically adjusting which parameters are displayed and how they are presented based on patient needs and operational context. The interface can prioritize critical information during emergencies while showing comprehensive data during stable conditions, optimizing the balance between monitoring completeness and display simplicity.
4Reliability
If specialized training is required for operation, then ventilation effectiveness is maintained, but deployment speed during epidemics decreases
Solution Approach 1:
The patent incorporates built-in guidance and automation features that allow the ventilator to assist in its own operation. The system includes automatic parameter adjustment based on patient response, predictive algorithms that anticipate needed changes, and contextual help that guides users through procedures, thereby maintaining effective ventilation while reducing the need for extensive specialized training.
Solution Approach 2:
The patent implements real-time feedback mechanisms that continuously monitor patient response and automatically adjust ventilation parameters accordingly. The system provides immediate feedback to both the patient (through responsive ventilation adjustments) and the operator (through display alerts and notifications), enabling nominally trained personnel to achieve effective ventilation through the system's intelligent self-regulation capabilities.
Data Source
AI summary
The control-monitor, used in combination with a percussive ventilation breathing head and internal reciprocating injector shuttle, includes in a casing a generator, sensory pulse amplitude, frequency and MAP modules and a gas amplitude and pulsatile frequency control knobs. First and second AMP control indicia include a bent conical AMP indicia (a wide span indicating greater amplitude, a narrow span indicating lesser amplitude) and a single waveform with an adjacent double-headed arrow vertical line. First and second F control indicia include a bent conical F indicia (a wide span indicating greater F and a narrow span indicating lesser F) and multiple waveforms with an adjacent double-headed arrow horizontal line.