Ringer Solution Detection Device Using Piezoelectric Responsive Layer
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Solution Overview
Problem
Existing stimulus detection devices are costly and consume high power due to the need for additional components to convert detected stimuli into digital values for notification, and they rely heavily on human intervention in administering fluids, which can lead to medical errors.
Innovation Solution
A detection device with a substrate, responsive layer, and electrodes that detect electrical characteristics of fluids and stimuli, using piezoelectric materials to provide tactile, visual, and auditory feedback without digitization, allowing for correct fluid administration.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If stimulus detection devices use additional components to convert detected stimuli into digital values for notification, then the notification capability is improved, but the device cost and power consumption increase
Solution Approach 1:
The patent removes the digital conversion and notification components (display devices, speakers) from the system, keeping only the essential stimulus detection function. The responsive layer directly indicates stimuli through physical changes without requiring additional power-consuming components for digitization and notification.
Solution Approach 2:
The responsive layer serves its own notification function through direct physical responses (color changes, shape changes, light emission, sound generation) to detected stimuli, eliminating the need for external power sources and complex conversion circuits.
2Reliability
If stimulus detection devices use additional components to convert detected stimuli into digital values for notification, then the notification capability is improved, but the device complexity increases
Solution Approach 1:
The patent extracts and removes the complex digital conversion subsystem (analog-to-digital converters, microprocessors, display interfaces) from the detection device, retaining only the simple responsive layer that directly indicates stimuli through inherent physical properties.
3Adaptability or versatility
If fluid administration relies on human intervention, then the flexibility in fluid selection is improved, but the risk of medical errors increases
Solution Approach 1:
The responsive layer provides immediate visual and physical feedback when exposed to specific fluids, allowing healthcare providers to quickly verify fluid identity and properties. This real-time feedback mechanism reduces reliance on human memory and judgment, thereby minimizing administration errors while maintaining fluid selection flexibility.
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 device effectively detects fluid characteristics and stimuli, providing accurate and safe fluid administration by reducing power consumption and eliminating the need for additional conversion components, thus minimizing medical errors.
Implementation Method 1
The responsive layer may include a piezoelectric material in which a field induced electroluminescent (EL) phosphor is dispersed
Implementation Method 2
a field induced electroluminescent (EL) phosphor is dispersed
Data Source
AI summary
A detection device includes a substrate, first electrodes formed on a first surface of the substrate, a responsive layer, and second electrodes formed on a first surface of the responsive layer, each of the second electrodes are capacitively coupled to one of the first electrodes and each second electrode is connected to a power supply to provide driving power.