Published Technical Disclosure Archive

Synergistic Pressure Injury Prevention System

Publication ID: 24-11857477_0003_PTD
Published: October 28, 2025
Category:Synergistic Combinations

Legal Citation

pr1or.art Inc., “Synergistic Pressure Injury Prevention System,” Published Technical Disclosure No. 24-11857477_0003_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857477_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. 11,857,477.

Summary of the Inventive Concept

A novel system integrating pressure injury prevention sensors with AI, IoT, blockchain, and new materials to provide a comprehensive solution for predicting and preventing pressure ulcers in healthcare settings.

Background and Problem Solved

The original patent, 'Pressure injury prevention sensor and decision support tool', addressed the issue of pressure ulcer prevention, but it had limitations in terms of data analysis, notification, and integration with other technologies. The new inventive concept builds upon the original patent by incorporating advanced technologies to provide a more effective and efficient system for pressure injury prevention.

Detailed Description of the Inventive Concept

The synergistic pressure injury prevention system comprises a wearable sensor for monitoring a patient's pressure distribution, an AI-based analytics module for analyzing the sensor data and identifying high-risk areas, and a blockchain-based notification system for securely alerting caregivers to take preventive measures. The system can be integrated with IoT-enabled hospital beds, leveraging machine learning algorithms to generate personalized recommendations for pressure redistribution and caregiver alerts. Additionally, the system can utilize new materials with improved pressure-distribution properties, integrating sensors into the materials and analyzing sensor data using AI-based algorithms to predict pressure ulcer formation.

Novelty and Inventive Step

The new claims introduce the novel combination of pressure injury prevention sensors with AI, IoT, blockchain, and new materials, providing a synergistic system that is more effective and efficient than the original patent. The inventive step lies in the integration of these distinct technologies to create a comprehensive solution for pressure injury prevention.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include using different types of sensors, such as optical or electromagnetic sensors, or integrating the system with other healthcare technologies, such as electronic health records or telemedicine platforms. Variations of the system could also include using different AI algorithms or blockchain platforms to enhance the system's functionality and security.

Potential Commercial Applications and Market

The synergistic pressure injury prevention system has significant commercial potential in the healthcare industry, particularly in hospitals and long-term care facilities. The system could be marketed as a comprehensive solution for pressure injury prevention, reducing healthcare costs and improving patient outcomes.

CPC Classifications

SectionClassGroup
A A61 A61G7/05769
A A61 A61B5/1116
A A61 A61B5/447
A A61 A61B5/6892
A A61 A61B2562/0247
A A61 A61B2562/046
A A61 A61G2203/44

Field of Art

Medical Device Technology and Patient Monitoring Systems, focusing on pressure injury prevention and patient health monitoring technologies. Requires expertise in biomedical engineering, sensor design, data analytics, and healthcare informatics

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or healthcare technology specialist with advanced degrees, understanding of sensor technologies, machine learning algorithms, IoT systems, and medical device design principles. Familiar with interdisciplinary approaches to patient monitoring and predictive healthcare technologies

Obviousness Rationale

A PHOSITA would recognize that integrating AI, IoT, and blockchain technologies with existing pressure injury prevention sensors represents a predictable technological evolution. The source patent's foundational sensor and monitoring approach provides a clear technical framework that naturally suggests enhancement through contemporary digital technologies. The proposed variations demonstrate incremental improvements using well-established technological integration strategies common in medical device innovation.

Obvious Combinations & Variations

Source Patent Element
Pressure measurement sensors with data processing capabilities
PTD Variation
Adding AI-based analytics module for advanced risk identification
Obviousness Reasoning
Applying machine learning to sensor data is a known technique for enhancing predictive capabilities in medical monitoring systems. The combination represents a standard approach to improving diagnostic accuracy through computational analysis
Source Patent Element
Patient condition monitoring system
PTD Variation
Blockchain-based secure notification and data transmission system
Obviousness Reasoning
Implementing blockchain for secure medical data transmission is a predictable solution addressing known privacy and communication challenges in healthcare technologies. A PHOSITA would recognize this as a logical technological progression
Source Patent Element
Pressure measurement at specific sampling rates
PTD Variation
IoT-enabled wireless sensor integration with cloud-based processing
Obviousness Reasoning
Extending sensor data transmission to IoT platforms represents a standard technological enhancement. The integration of wireless communication and cloud analytics is a routine design choice for improving medical monitoring systems
Source Patent Element
Pressure distribution measurement techniques
PTD Variation
Advanced materials with integrated sensor capabilities
Obviousness Reasoning
Developing smart materials with embedded sensing capabilities is a foreseeable technological advancement. A PHOSITA would recognize this as a natural progression in sensor design and material science
Source Patent Element
Basic pressure injury prevention system
PTD Variation
Comprehensive multi-technology approach combining sensors, AI, IoT, and blockchain
Obviousness Reasoning
Synthesizing multiple technological approaches to enhance medical monitoring is a predictable strategy. The combination represents an obvious extension of existing technological capabilities through standard interdisciplinary integration
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857477 and the disclosed technological variations, a person of ordinary skill in the art would find the proposed pressure injury prevention system extensions obvious. The incremental technological enhancements represent predictable combinations of known techniques in medical monitoring technologies, thereby rendering potential claims covering similar approaches unpatentable under 35 U.S.C. Section 103 obviousness standards.

Original Patent Information

Patent NumberUS 11,857,477
TitlePressure injury prevention sensor and decision support tool
Assignee(s)CERNER INNOVATION, INC.