Adaptive Thigh Prosthetic Component for Specialized Environments

Publication ID: 24-11857394_0009_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Adaptive Thigh Prosthetic Component for Specialized Environments,” Published Technical Disclosure No. 24-11857394_0009_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857394_0009_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. 11,857,394.

Summary of the Inventive Concept

The inventive concept presents a series of specialized thigh prosthetic components designed to operate effectively in high-security, disaster relief, extreme weather, high-altitude, and aquatic environments, addressing the limitations of traditional prosthetics in these unique settings.

Background and Problem Solved

Traditional thigh prosthetic components are often limited in their ability to adapt to specific operational environments, leading to reduced performance and durability. The original patent for a thigh prosthetic component provided a foundation for connecting to a thigh shaft, but its design was not tailored to address the unique challenges of specialized environments. The new inventive concept addresses this limitation by introducing adaptive designs that cater to high-security, disaster relief, extreme weather, high-altitude, and aquatic environments.

Detailed Description of the Inventive Concept

The new inventive concept comprises five specialized thigh prosthetic components, each designed to operate effectively in a specific environment. The high-security component features reinforced ventral and dorsal articulated arms for enhanced durability. The disaster relief component is designed to withstand extreme weather conditions, ensuring continued functionality in harsh environments. The extreme cold weather component incorporates thermal insulation materials to prevent freezing, while the high-altitude component is designed to operate at low atmospheric pressures. The aquatic component is engineered to withstand water pressure and corrosion, enabling effective use in underwater environments. Each component's unique features and materials ensure optimal performance in its respective environment.

Novelty and Inventive Step

The new inventive concept's novelty lies in its adaptive designs, which depart from traditional prosthetic components by introducing specialized features and materials tailored to specific operational environments. The inventive step lies in the recognition of the need for adaptive prosthetics and the development of unique solutions that address the challenges of high-security, disaster relief, extreme weather, high-altitude, and aquatic environments.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include modular designs, allowing users to switch between different environmental configurations. Other variations might incorporate advanced materials or sensors to further enhance performance and durability in specialized environments.

Potential Commercial Applications and Market

The adaptive thigh prosthetic component has significant commercial potential in various industries, including healthcare, disaster relief, and defense. The ability to operate effectively in specialized environments opens up new markets and opportunities for individuals and organizations requiring adaptive prosthetics.

CPC Classifications

SectionClassGroup
A A61 A61F2/64
A A61 A61F2/642
A A61 A61F2/6607
A A61 A61F2/74
A A61 A61F2002/6614

Field of Art

Prosthetic medical devices, specifically lower limb prosthetic components with articulated knee joints, requiring expertise in biomechanical engineering, materials science, and orthopedic design

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer with advanced degree, 3-5 years experience in prosthetic design, familiar with materials engineering, mechanical articulation principles, and environmental adaptation strategies for medical devices

Obviousness Rationale

A PHOSITA would recognize that adapting prosthetic knee joint designs for specialized environments represents a predictable engineering variation involving known techniques of material modification and structural reinforcement. The source patent's fundamental knee joint articulation mechanism provides a clear technical foundation for environmental adaptations. These variations represent standard design optimization strategies within prosthetic engineering that would be obvious to a skilled practitioner seeking to expand device functionality.

Obvious Combinations & Variations

Source Patent Element
Knee joint with proximal and distal components connected by ventral and dorsal articulated arms
PTD Variation
Reinforcing articulated arms with high-strength materials for high-security environments
Obviousness Reasoning
Material selection for enhanced durability is a predictable design choice using known engineering techniques, representing a straightforward performance optimization
Source Patent Element
Adjustable knee joint with flexion stop mechanism
PTD Variation
Thermal insulation coating to prevent freezing in extreme cold environments
Obviousness Reasoning
Applying protective coatings to mechanical components is a standard engineering approach for environmental adaptation, representing a finite and predictable solution set
Source Patent Element
Pivoting knee joint between stance and swing positions
PTD Variation
Pressure and corrosion resistance for aquatic environment functionality
Obviousness Reasoning
Modifying material properties to withstand specific environmental conditions is a routine engineering problem with known solution strategies
Source Patent Element
Knee joint with adjustable maximum flexion
PTD Variation
Low atmospheric pressure design for high-altitude operational environments
Obviousness Reasoning
Adapting mechanical components for pressure variations represents a standard engineering challenge with predictable solution methodologies
Source Patent Element
Articulated knee joint with changeable connecting element lengths
PTD Variation
Modular design allowing configuration switching between environmental adaptations
Obviousness Reasoning
Developing modular prosthetic systems represents an obvious extension of existing design flexibility principles
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. ยง 103, the variations disclosed herein would have been obvious to a person of ordinary skill in the art at the time of invention, based on the teachings of US Patent 11857394. The proposed environmental adaptations represent predictable engineering modifications using known techniques, thereby rendering potential claims covering similar prosthetic component variations anticipated and non-patentable.

Original Patent Information

Patent NumberUS 11,857,394
TitleThigh prosthetic component