Infant-Activated Audio Player Using Suck-Pressure Sensing
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Solution Overview
Problem
Preterm and premature infants often lack parental audio interaction, leading to delayed speech sound differentiation and inferior language outcomes due to attenuated sound differentiation during a critical developmental window.
Innovation Solution
An oro-motor device with a sensor activates an audio device to play age-appropriate audio recordings in response to infant interaction pressure, adjusting thresholds based on the infant's sucking behavior to enhance speech sound differentiation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If preterm infants are housed in isolettes with limited parental interaction, then their survival is ensured, but their speech sound differentiation and language development are impaired
Solution Approach 1:
The patent introduces an oro-motor device with sensor as an intermediary between the infant and the audio system. The device detects sucking patterns and translates them into audio output control, mediating the interaction between the infant's natural behavior and the developmental audio stimulation needed for speech sound differentiation
Solution Approach 2:
The system allows the infant to self-regulate audio stimulation through their own sucking behavior. The sensor detects the infant's natural sucking patterns and automatically activates or deactivates audio playback based on detected pressure thresholds, enabling the infant to control their own auditory exposure without direct parental intervention
2Loss of information
If parental audio interaction is increased to improve speech sound differentiation, then language development improves, but the complexity of the system required to deliver appropriate stimulation increases
Solution Approach 1:
The system uses the infant's own sucking behavior as the control mechanism, eliminating the need for complex external control interfaces. The sensor automatically detects when sucking pressure exceeds the threshold and triggers audio playback accordingly, making the system simple to operate while delivering developmentally appropriate stimulation
Solution Approach 2:
The system implements a feedback loop where the sensor continuously monitors sucking pressure and adjusts audio output in real-time. When the infant sucks with sufficient force, the audio plays; when sucking stops or pressure drops below threshold, audio pauses. This automatic feedback mechanism simplifies system operation while ensuring appropriate audio delivery
3Loss of information
If the audio activation threshold is set low to ensure frequent playback, then speech sound differentiation is enhanced, but unnecessary audio playback occurs during non-feeding periods
Solution Approach 1:
The system dynamically adjusts the activation threshold parameter based on the infant's age and developmental stage. The threshold is set to match the infant's current sucking capability, ensuring that audio playback is triggered only during genuine feeding attempts rather than during crying, sleeping, or other non-feeding states
Solution Approach 2:
The continuous monitoring of sucking pressure provides feedback that distinguishes between genuine feeding attempts and other states. The system learns the infant's typical sucking patterns and adjusts playback accordingly, playing audio during active sucking (feeding) and pausing during non-sucking periods, thereby avoiding unnecessary energy consumption
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 system promotes improved speech sound differentiation and language development in infants by providing developmental brain benefits and exposing them to multiple languages, enhancing their ability to differentiate sounds and acquire language skills.
Implementation Method 1
a sensor produces an output signal when the depressible portion is compressed yielding a first measured pressure over an age appropriate predetermined threshold
Data Source
AI summary
One aspect of the present disclosure include a method of utilizing an oro-motor device to activate an audio device, the method includes providing an oro-motor device having a sensor and a nipple; producing a signal when the nipple portion present in an infant's mouth when the nipple portion yields a first measured pressure over an age appropriate predetermined threshold applied to the nipple portion by the infant; responsive to the signal, playing an age appropriate audio recording for a predetermined duration on an audio device; and raising the age appropriate predetermined threshold to a raised threshold proportionally to a difference between the first measured pressure application to the nipple portion and the age appropriate predetermined threshold.