Pressure Therapy System Deep Sleep Enhancement
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Solution Overview
Problem
Current deep sleep enhancement devices during positive airway pressure therapy do not effectively monitor respiration to detect deep sleep or deliver sensory stimulation to enhance deep sleep, limiting their ability to improve sleep quality in subjects with sleep disorders.
Innovation Solution
A system comprising a pressure generator, sensors, and processors that adjust the pressurized flow of breathable gas to deliver a stimulus to the subject based on detected sleep stages, enhancing deep sleep by causing motor oscillations in the pressure generator and potentially providing external sensory stimulation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If deep sleep enhancement devices use EEG electrodes and audible tones to enhance slow wave activity, then deep sleep enhancement is achieved, but the system cannot monitor respiration to detect deep sleep or deliver sensory stimulation as part of pressure support respiratory therapy
Solution Approach 1:
The patent combines deep sleep enhancement functionality with pressure support respiratory therapy into a single integrated system. The pressure generator delivers both therapeutic pressure and sensory stimulation through the same interface, merging what were previously separate devices into one unified system that can simultaneously provide respiratory support and deep sleep enhancement.
Solution Approach 2:
The pressure generator is designed to perform multiple functions: delivering positive airway pressure therapy, monitoring respiration through sensors, detecting deep sleep states, and providing sensory stimulation. This multi-functional approach allows a single device to replace multiple separate devices, achieving versatility without proportionally increasing complexity.
2Reliability
If the system delivers sensory stimulation during deep sleep by adjusting pressurized flow, then deep sleep enhancement is achieved, but this requires integration of sensors, processors, and pressure control
Solution Approach 1:
The system merges sensing components, processing units, and pressure control mechanisms into an integrated architecture. Sensors embedded in the pressure interface simultaneously monitor respiration and detect deep sleep states, while the processor coordinates therapy delivery and stimulation timing, reducing the need for separate external components.
Solution Approach 2:
The system uses its own pressure generation and sensing capabilities to detect deep sleep states and deliver appropriate stimulation, rather than requiring external EEG equipment or separate monitoring devices. The pressure generator serves both therapeutic and diagnostic functions, reducing overall system complexity.
3Manufacturing precision
If the pressure generator causes motor oscillations to deliver stimulus, then deep sleep enhancement is achieved, but precise control of pressure and flow rate oscillations is required
Solution Approach 1:
The pressure generator employs dynamic control to deliver oscillations at specific frequencies and amplitudes that resonate with physiological systems to promote deep sleep. The system adjusts pressure and flow rate in real-time based on detected sleep stages, using dynamic modulation rather than static delivery to achieve precise physiological effects.
Solution Approach 2:
The system uses controlled mechanical oscillations of the pressure generator to deliver sensory stimulation through the breathing interface. These vibrations are tuned to specific frequencies that enhance slow wave activity in the brain, using mechanical resonance principles to achieve deep sleep enhancement through the respiratory pathway.
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 effectively enhances deep sleep by facilitating transitions to deeper sleep stages and maintaining restorative sleep, improving sleep quality without the need for multiple components, thus addressing the limitations of existing technologies.
Implementation Method 1
causing motor oscillations in pressure generator, which in turn, cause oscillations in the pressure and/or flow rate of the pressurized flow of breathable gas delivered to subject
Data Source
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AI summary
The present disclosure pertains to a system configured to enhance deep sleep in a subject during positive airway pressure therapy. A pressure generator is configured to generate a pressurized flow of breathable gas for delivery to an airway of the subject. Sensors are configured to generate output signals conveying information related to breathing of the subject. One or more hardware processors are configured to cause the pressure generator to generate the pressurized flow of breathable gas in accordance with a positive airway pressure therapy regime based on the information in the output signals; determine sleep stages of the subject based on the information in the output signals; and responsive to the sleep stages indicating the subject is in deep sleep, cause the pressure generator to adjust the pressurized flow of breathable gas to deliver a stimulus to the subject, the stimulus configured to enhance deep sleep in the subject.