Synergistic Patient Interface Sizing System

Publication ID: 24-11857726_0003_PTD
Published: October 28, 2025
Category:Synergistic Combinations

Legal Citation

pr1or.art Inc., “Synergistic Patient Interface Sizing System,” Published Technical Disclosure No. 24-11857726_0003_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857726_0003_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. 11,857,726.

Summary of the Inventive Concept

A comprehensive system integrating AI, IoT, blockchain, and novel materials to revolutionize patient interface sizing for respiratory disorders, enhancing patient comfort, and improving treatment outcomes.

Background and Problem Solved

The original patent disclosed a mobile application-based mask sizing tool, which, while innovative, had limitations in terms of accuracy, data security, and user experience. The new inventive concept addresses these limitations by synergistically combining cutting-edge technologies to create a more powerful, secure, and personalized system.

Detailed Description of the Inventive Concept

The system consists of a mobile application utilizing computer vision and machine learning algorithms to analyze facial features from user-submitted images. The system integrates with a blockchain-based decentralized network, enabling secure sharing of patient interface sizing data and facilitating real-time updates to the database of known facial geometries. Additionally, the system incorporates IoT-enabled sensors and machine learning algorithms to predict patient interface sizing needs, while a wearable device monitors respiratory disorders and transmits signals to a cloud-based AI platform for analysis and personalized treatment recommendations. The system also utilizes a novel biocompatible material composition for patient interfaces, enhancing patient comfort and reducing skin irritation.

Novelty and Inventive Step

The new inventive concept's novelty lies in the synergistic integration of AI, IoT, blockchain, and novel materials, which provides a more accurate, secure, and personalized patient interface sizing experience. The inventive step resides in the unexpected combination of these distinct technologies to create a comprehensive system that overcomes the limitations of the original patent.

Alternative Embodiments and Variations

Alternative embodiments may include integrating the system with electronic health records, incorporating additional sensors or data sources, or utilizing different machine learning algorithms or blockchain protocols. Variations may include adapting the system for use with different types of patient interfaces or expanding the system to address other medical conditions.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in the respiratory care industry, with potential applications in hospitals, clinics, and home healthcare settings. The system's ability to improve patient comfort, reduce skin irritation, and enhance treatment outcomes could lead to increased adoption and market share.

CPC Classifications

SectionClassGroup
A A61 A61M16/06
A A61 A61B5/097
A A61 A61B5/1077
A A61 A61B5/1079
A A61 A61M16/0051
A A61 A61M16/021
G G06 G06V10/7553
G G06 G06V40/171
G G16 G16H20/40
G G16 G16H30/40
G G16 G16H40/63
A A61 A61B5/7264
A A61 A61M2016/0661
A A61 A61M2205/3306
A A61 A61M2205/3553
A A61 A61M2205/3584
A A61 A61M2205/3592
A A61 A61M2205/50
A A61 A61M2205/505
A A61 A61M2205/52
A A61 A61M2205/6063
A A61 A61M2205/6072
A A61 A61M2230/00
G G16 G16H10/60

Field of Art

Medical device technologies focusing on respiratory interface systems, computer vision, and patient measurement techniques, with expertise in mobile application development, machine learning, and medical device sizing algorithms

Person of Ordinary Skill (PHOSITA) Profile

A skilled professional with advanced degrees in biomedical engineering, computer science, or medical device design, possessing knowledge of medical imaging, machine learning algorithms, and patient interface optimization techniques

Obviousness Rationale

A person having ordinary skill in the art would recognize that the published technical disclosure represents predictable combinations of known technologies in patient interface sizing, where the core measurement and sizing principles from the source patent are extended through standard technological augmentation techniques such as AI, blockchain, and IoT integration. The fundamental problem of accurate patient interface measurement remains consistent, with the PTD offering incremental technological enhancements that would be apparent to a skilled practitioner. The variations represent logical extensions of existing technological capabilities within medical device design and patient measurement systems.

Obvious Combinations & Variations

Source Patent Element
Computer-readable medium for processing facial feature measurements for patient interface sizing
PTD Variation
Integration of computer vision and machine learning algorithms to analyze facial features from user-submitted images
Obviousness Reasoning
Extending image processing techniques to improve measurement accuracy is a predictable application of known machine learning techniques in medical device sizing
Source Patent Element
Method for selecting patient interface size based on facial feature measurements
PTD Variation
Blockchain-based decentralized network for secure sharing of patient interface sizing data
Obviousness Reasoning
Implementing distributed data management for medical measurement data represents a standard technological progression in secure information systems
Source Patent Element
Image pixel data processing for facial feature measurement
PTD Variation
IoT-enabled sensors and machine learning algorithms for predicting patient interface sizing needs
Obviousness Reasoning
Incorporating additional sensor data and predictive modeling is a logical extension of existing measurement techniques with well-understood machine learning approaches
Source Patent Element
Patient interface sizing based on facial feature distances
PTD Variation
Novel biocompatible material composition with integrated sensor array for monitoring respiratory disorders
Obviousness Reasoning
Material science improvements and sensor integration represent standard design iterations in medical device development with predictable technological progression
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. ยง 103, the variations disclosed in this published technical disclosure would have been obvious to a person having ordinary skill in the art at the time of invention, with a reasonable expectation of success, when considering the teachings of US Patent 11857726 in combination with standard technological augmentation techniques in medical device design and patient interface measurement systems.

Original Patent Information

Patent NumberUS 11,857,726
TitleMask sizing tool using a mobile application
Assignee(s)ResMed Pty Ltd