Advanced CPAP Apparatus with Enhanced Patient Comfort and Therapy Efficacy

Publication ID: 24-11857724_0001_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Advanced CPAP Apparatus with Enhanced Patient Comfort and Therapy Efficacy,” Published Technical Disclosure No. 24-11857724_0001_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857724_0001_PTD
This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,857,724.

Summary of the Inventive Concept

An innovative CPAP apparatus that incorporates cutting-edge technologies to optimize patient comfort, therapy effectiveness, and remote monitoring capabilities, addressing the limitations of traditional CPAP devices.

Background and Problem Solved

Traditional CPAP apparatuses often struggle to provide optimal airway pressure during sleep, leading to ineffective therapy and patient discomfort. The original patent, while providing a foundation for CPAP therapy, has inherent limitations in terms of air pressure adjustment, sleep stage detection, and remote monitoring. The new inventive concept addresses these limitations by introducing a dynamic air pressure adjustment system, real-time sleep stage detection, smart alarm functionality, wireless connectivity, and integrated humidification.

Detailed Description of the Inventive Concept

The advanced CPAP apparatus features a dynamic air pressure adjustment system that automatically adjusts air pressure in response to changes in a patient's sleep patterns, ensuring optimal airway pressure during sleep. The system includes a sleep stage detection sensor that detects the patient's sleep stage and adjusts air pressure accordingly. Additionally, the apparatus features a smart alarm system that alerts the patient to adjust their mask fit or sleep position when air leakage is detected, improving therapy effectiveness. The device also includes a wireless connectivity module, enabling real-time remote monitoring and adjustment of therapy settings by a healthcare professional. Furthermore, the apparatus incorporates an integrated humidification system, providing a more comfortable and effective therapy experience for patients with respiratory conditions.

Novelty and Inventive Step

The new inventive concept introduces a novel combination of features that address the limitations of traditional CPAP apparatuses. The dynamic air pressure adjustment system, real-time sleep stage detection, smart alarm functionality, wireless connectivity, and integrated humidification system collectively provide a significant improvement over existing CPAP devices, offering enhanced patient comfort, therapy efficacy, and remote monitoring capabilities.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept may include variations in the sleep stage detection sensor, such as using EEG or other physiological signals. The smart alarm system could be modified to provide audio or visual cues instead of alerts. The wireless connectivity module could be replaced with a wired connection or alternative communication protocols. The integrated humidification system could be designed to accommodate different types of humidification or be removable for cleaning and maintenance.

Potential Commercial Applications and Market

The advanced CPAP apparatus has significant commercial potential in the sleep therapy market, particularly among patients with sleep apnea and respiratory conditions. The device's enhanced features and remote monitoring capabilities make it an attractive option for healthcare professionals and patients seeking more effective and comfortable therapy. The market for CPAP devices is expected to grow, driven by increasing awareness of sleep disorders and the need for more advanced therapy solutions.

CPC Classifications

SectionClassGroup
A A61 A61M16/024
A A61 A61M16/0003
A A61 A61M16/0066
A A61 A61M2016/003
A A61 A61M2016/0027
A A61 A61M2205/103
A A61 A61M2205/3334
A A61 A61M2205/502

Field of Art

Medical Device Technology - Respiratory Assistance Systems, specifically Continuous Positive Airway Pressure (CPAP) apparatus design and patient therapy optimization, requiring expertise in biomedical engineering, pneumatic systems, sensor integration, and medical device control systems

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or respiratory device specialist with advanced degree, 3-5 years professional experience in medical device design, familiar with sleep apnea treatment technologies, sensor integration, pneumatic control systems, and patient monitoring techniques

Obviousness Rationale

A PHOSITA would recognize that the PTD's disclosed variations represent predictable technological extensions of the source patent's core CPAP apparatus design, utilizing known techniques in sleep therapy monitoring and device control. The proposed enhancements represent logical combinations of existing technologies that would be apparent to a skilled practitioner seeking to improve patient comfort and treatment efficacy. The variations demonstrate incremental improvements using standard engineering approaches within the respiratory assistance technology domain.

Obvious Combinations & Variations

Source Patent Element
Fan-driven air pressure control system with processor-generated command values
PTD Variation
Dynamic air pressure adjustment system that automatically responds to patient sleep patterns
Obviousness Reasoning
A PHOSITA would recognize that adapting existing pressure control mechanisms to incorporate sleep stage detection represents a predictable variation using known sensor integration techniques
Source Patent Element
Processor-controlled fan driving mechanism with stored pressure-flow rate relationships
PTD Variation
Real-time sleep stage detection sensor for modulating air pressure
Obviousness Reasoning
Extending the existing pressure control logic to incorporate physiological monitoring represents an obvious design optimization using standard biomedical engineering approaches
Source Patent Element
CPAP apparatus with intake and exhaust air management
PTD Variation
Integrated wireless connectivity module for remote therapy monitoring
Obviousness Reasoning
Adding remote monitoring capabilities to medical devices is a well-established technique, representing a predictable technological enhancement that a PHOSITA would find obvious
Source Patent Element
Air passage and fan-driven air delivery system
PTD Variation
Smart alarm system for detecting and alerting mask fit/air leakage issues
Obviousness Reasoning
Incorporating additional sensor-driven alert mechanisms represents a standard approach to improving medical device user interaction and therapy effectiveness
Source Patent Element
Air pressure generation and control mechanisms
PTD Variation
Integrated humidification system for enhanced patient comfort
Obviousness Reasoning
Adding humidification to respiratory assistance devices is a known technique for improving patient experience, representing an obvious design enhancement
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857724 and the disclosed technological variations, a person having ordinary skill in the art would find the claimed innovations obvious and therefore unpatentable. The proposed enhancements represent predictable combinations of known techniques in respiratory assistance technology, utilizing standard engineering approaches to incrementally improve CPAP apparatus design and functionality.

Original Patent Information

Patent NumberUS 11,857,724
TitleCPAP apparatus
Assignee(s)MURATA MANUFACTURING CO., LTD.