Enhanced Strap Attachment and Orthopedic Device

Publication ID: 24-11857450_0006_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Strap Attachment and Orthopedic Device,” Published Technical Disclosure No. 24-11857450_0006_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857450_0006_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. 11,857,450.

Summary of the Inventive Concept

An improved strap attachment assembly and orthopedic device incorporating dynamic adjustment, self-tightening, and monitoring features to enhance user comfort, safety, and convenience.

Background and Problem Solved

The original patent disclosed a strap attachment assembly for orthopedic devices, which, while effective, had limitations in terms of strap tension adjustment, wear and tear monitoring, and cleaning maintenance. The new inventive concept addresses these limitations by introducing advanced features that improve the overall user experience.

Detailed Description of the Inventive Concept

The enhanced strap attachment assembly features a pivotable cable segment, allowing for real-time adjustment of strap tension in response to changes in user anatomy. Additionally, a sensor-based system detects user movement and adjusts the strap attachment accordingly. A self-tightening mechanism utilizing a spring-loaded design ensures optimal strap tension. Furthermore, a monitoring system tracks strap wear and tear, providing notifications for replacement. The detachable cable segment enables easy cleaning and maintenance of the orthopedic device.

Novelty and Inventive Step

The new claims introduce a novel combination of features that overcome the limitations of the original patent. The pivotable cable segment, sensor-based adjustment, self-tightening mechanism, and monitoring system provide a significant improvement over the prior art, demonstrating a non-obvious inventive step.

Alternative Embodiments and Variations

Alternative embodiments may include varying the type of sensor used, incorporating additional adjustment mechanisms, or integrating the monitoring system with other orthopedic device features. Variations may also include applying the inventive concept to other types of devices beyond orthopedic devices.

Potential Commercial Applications and Market

The enhanced strap attachment assembly and orthopedic device have significant commercial potential in the orthopedic industry, particularly in the areas of sports medicine, rehabilitation, and post-operative care. The improved user experience, increased safety, and reduced maintenance costs make this inventive concept attractive to manufacturers and users alike.

CPC Classifications

SectionClassGroup
A A61 A61F5/0125
A A61 A61F2005/0144
A A61 A61F2005/0167

Field of Art

Orthopedic device design and biomechanical engineering, focusing on strap attachment mechanisms for supportive medical devices, with expertise in mechanical coupling, material science, and adaptive ergonomic systems

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or mechanical designer with advanced degree, 3-5 years experience in orthopedic device development, familiar with adaptive attachment mechanisms, sensor integration, and biomechanical adjustment technologies

Obviousness Rationale

A PHOSITA would recognize that the PTD's variations represent predictable engineering extensions of the source patent's core strap attachment methodology. The fundamental cable-based attachment concept remains consistent, with incremental improvements in dynamic adjustment and monitoring that would be considered routine design optimization in orthopedic device engineering. The sensor-based and self-tightening mechanisms represent logical technological progressions using well-established techniques in adaptive medical device design.

Obvious Combinations & Variations

Source Patent Element
Pivotally secured cable segment connected to device frame
PTD Variation
Dynamic sensor-driven cable tension adjustment responding to user anatomy
Obviousness Reasoning
Predictable application of known sensor feedback techniques to existing mechanical attachment system, representing an obvious design enhancement for improved user comfort
Source Patent Element
Cable circulating through internal retainer channel
PTD Variation
Detachable cable segment for improved cleaning and maintenance
Obviousness Reasoning
Routine mechanical modification using standard modular design principles, providing expected functional benefit without requiring inventive complexity
Source Patent Element
Adjustable cable connection to device frame
PTD Variation
Spring-loaded self-tightening mechanism for maintaining optimal strap tension
Obviousness Reasoning
Known mechanical technique for tension regulation, representing a straightforward implementation of standard spring-based adjustment principles
Source Patent Element
Strap attachment assembly with frame member
PTD Variation
Integrated wear monitoring system with user replacement notifications
Obviousness Reasoning
Obvious application of standard sensor and notification technologies to existing device framework, representing incremental technological improvement
35 U.S.C. § 103 Summary: Based on comprehensive analysis of US Patent 11857450, the present publication demonstrates that the claimed variations in strap attachment technology represent obvious engineering modifications that would be readily conceived by a Person Having Ordinary Skill In The Art, thereby establishing robust prior art rendering subsequent similar claims anticipated and non-patentable under 35 U.S.C. Section 103 obviousness standards.

Original Patent Information

Patent NumberUS 11,857,450
TitleStrap attachment and orthopedic device using the same
Assignee(s)Ossur Iceland ehf