Specialized Graft Collars for Niche Surgical Environments

Publication ID: 24-11857419_0004_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Specialized Graft Collars for Niche Surgical Environments,” Published Technical Disclosure No. 24-11857419_0004_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857419_0004_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. 11,857,419.

Summary of the Inventive Concept

Adapting graft collars for specific, high-stakes surgical environments, such as high-security facilities, disaster relief efforts, and extreme weather conditions.

Background and Problem Solved

The original patent disclosed graft collars for facilitating grafting in surgical procedures. However, these graft collars may not be suitable for unique operational environments, such as high-security facilities, disaster relief efforts, or extreme weather conditions, where additional features are required to ensure the success of the surgical procedure.

Detailed Description of the Inventive Concept

The new inventive concept addresses the limitations of the original patent by introducing specialized graft collars designed for niche surgical environments. The graft collars can include features such as tamper-evident mechanisms for high-security environments, reinforced structures to withstand extreme weather conditions, lightweight and corrosion-resistant materials for disaster relief efforts, sterilizable designs to prevent bacterial growth, and built-in sensors to monitor the surgical site for signs of infection. These features enable the graft collars to operate effectively in environments where standard graft collars may fail.

Novelty and Inventive Step

The new inventive concept provides a novel and non-obvious solution by adapting graft collars to specific, high-stakes surgical environments. The addition of features such as tamper-evident mechanisms, reinforced structures, and built-in sensors provides a unique solution that is not anticipated by the original patent.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include graft collars with advanced biocompatible materials, integrated power sources for the built-in sensors, or modular designs for easy customization to specific surgical environments. Variations of the inventive concept could also include graft collars for use in veterinary surgical procedures or for implantation in non-human subjects.

Potential Commercial Applications and Market

The specialized graft collars have significant commercial potential in the medical device industry, particularly in the areas of orthopedic, cardiovascular, and neurosurgical procedures. The target market includes high-security facilities, disaster relief organizations, and medical providers operating in extreme weather conditions. The inventive concept also has potential applications in veterinary medicine and research institutions.

CPC Classifications

SectionClassGroup
A A61 A61F2/28
A A61 A61B17/8695
A A61 A61F2/3094
A A61 A61B17/7032
A A61 A61B17/8047
A A61 A61F2/446
A A61 A61F2002/2835
A A61 A61F2002/30115
A A61 A61F2310/00359

Field of Art

Surgical medical devices, specifically orthopedic grafting technologies, involving biomechanical implant design, surgical intervention techniques, and medical device engineering

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or orthopedic medical device designer with expertise in surgical implant design, materials science, and advanced manufacturing techniques, holding at least a master's degree with 3-5 years of specialized experience in medical device development

Obviousness Rationale

A PHOSITA would recognize that the PTD's variations represent predictable extensions of the source patent's core graft collar technology by applying known design modifications to address specific surgical environment challenges. The disclosed adaptations leverage standard engineering approaches of material selection, structural reinforcement, and sensor integration that are well-established in medical device design. The variations demonstrate incremental improvements that would be obvious to a skilled practitioner seeking to optimize surgical grafting technologies for specialized contexts.

Obvious Combinations & Variations

Source Patent Element
Graft collar with engagement section for bone fastener attachment
PTD Variation
Adding tamper-evident mechanisms to the graft collar structure
Obviousness Reasoning
Integrating security features is a predictable design modification in medical devices, representing a known technique for preventing unauthorized access or tampering in high-security medical environments
Source Patent Element
Structural body with upper and lower surfaces
PTD Variation
Incorporating reinforced structures with shock-absorbing materials
Obviousness Reasoning
Material selection and structural reinforcement are standard engineering approaches for adapting medical devices to extreme environmental conditions, representing a finite set of predictable design solutions
Source Patent Element
Basic graft collar geometry
PTD Variation
Integrating built-in wireless sensor systems for surgical site monitoring
Obviousness Reasoning
Sensor integration is a known technique in medical device design, with wireless communication representing a standard approach for remote monitoring that would be obvious to implement in surgical technologies
Source Patent Element
Graft collar with defined surface characteristics
PTD Variation
Creating sterilizable designs with smooth, crevice-free surfaces
Obviousness Reasoning
Surface modification for improved sterilization is a predictable solution in medical device engineering, representing a known technique for preventing bacterial contamination
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. ยง 103, the variations disclosed in the Published Technical Disclosure render obvious any patent claims derived from US 11857419 that attempt to cover specialized graft collar designs for niche surgical environments. The disclosed technical modifications represent predictable extensions of the source patent's core technology, employing standard engineering techniques that would be obvious to a person having ordinary skill in the art of surgical medical device design.

Original Patent Information

Patent NumberUS 11,857,419
TitleMethods and apparatus for facilitating grafting in surgical procedures
Assignee(s)SAMARITAN BIOLOGICS, LLC