Specialized Lateral Retractor Systems for Niche Environments

Publication ID: 24-11857173_0004_PTD
Published: November 07, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Specialized Lateral Retractor Systems for Niche Environments,” Published Technical Disclosure No. 24-11857173_0004_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857173_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. 11,857,173.

Summary of the Inventive Concept

The inventive concept adapts lateral retractor systems for specific, narrow markets or unique operational environments, enhancing ease of use, stability, visibility, and robustness in high-altitude, limited access, disaster relief, high-security, and extreme weather conditions.

Background and Problem Solved

Current lateral retractor systems for spinal surgical procedures lack adaptability for specialized environments, compromising patient safety and surgical efficacy. The original patent addressed limitations in ease of use, stability, visibility, and robustness, but did not consider the challenges posed by unique operational environments. This inventive concept addresses these limitations by designing lateral retractor systems for specific niche markets.

Detailed Description of the Inventive Concept

The inventive concept comprises specialized lateral retractor systems for high-altitude spine surgical procedures, limited access areas, disaster relief situations, high-security environments, and extreme weather conditions. The retractor body and armatures are adapted to maintain stability, visibility, and robustness in these unique environments. For example, the retractor body may be designed for use in low-oxygen environments or feature enhanced security features to prevent unauthorized access. The armatures may be designed for rapid deployment, ease of use, or to accommodate varying patient anatomy.

Novelty and Inventive Step

The inventive concept's novelty lies in its adaptation of lateral retractor systems for specific, narrow markets or unique operational environments, providing enhanced ease of use, stability, visibility, and robustness in these environments. The inventive step lies in the retractor body and armature designs, which overcome the limitations of current lateral retractor systems in these niche environments.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept may include adjustable retractor blades, modular armature designs, or integrated sensors for real-time monitoring of surgical procedures. Variations may include retractor systems for other specialized environments, such as underwater or space-based surgical procedures.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in the medical device industry, particularly in the fields of spinal surgery, disaster relief, and high-security medical procedures. The target market includes hospitals, medical research institutions, and disaster relief organizations operating in unique environments.

CPC Classifications

SectionClassGroup
A A61 A61B17/0206
A A61 A61B17/025
A A61 A61B17/7079
A A61 A61B2017/00477
A A61 A61B2017/0256

Field of Art

Surgical instrumentation, specifically lateral spine surgical retractor systems, involving mechanical design, ergonomics, and medical device engineering

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or surgical instrument designer with expertise in mechanical design, knowledge of surgical procedural requirements, and experience adapting medical devices for specialized environments

Obviousness Rationale

A PHOSITA would recognize that the source patent's fundamental lateral retractor design provides a flexible framework for environmental adaptations. The core mechanical principles of pivoting armatures, blade attachment, and stability mechanisms can be readily modified to address specific operational contexts. The PTD's variations represent predictable engineering extensions that solve known limitations in surgical retractor systems through routine design modifications.

Obvious Combinations & Variations

Source Patent Element
Pivotable armatures with geared connections to a retractor body
PTD Variation
Adapting armature design for high-altitude or extreme weather stability
Obviousness Reasoning
A PHOSITA would recognize that modifying material composition, joint tolerances, and mechanical interfaces to enhance environmental resilience represents a standard engineering design choice with predictable outcomes
Source Patent Element
Retractor blade attachment mechanism
PTD Variation
Integrating modular blade designs for varied patient anatomies
Obviousness Reasoning
Adjustable blade configurations are a known technique in surgical instrumentation, representing an obvious solution to accommodate anatomical variations through standard mechanical adaptations
Source Patent Element
Retractor body with longitudinal axis
PTD Variation
Adding security features and access control mechanisms
Obviousness Reasoning
Implementing additional mechanical or electronic security elements to medical devices is a routine engineering approach with predictable implementation strategies
Source Patent Element
Surgical retractor with pivoting components
PTD Variation
Rapid deployment mechanisms for disaster relief scenarios
Obviousness Reasoning
Designing for quick assembly and portability represents a standard engineering optimization using known mechanical principles of the existing retractor design
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. ยง 103, the variations disclosed in the Published Technical Disclosure would have been obvious to a Person Having Ordinary Skill In The Art at the time of invention, based on the teachings of US Patent 11857173. The PTD demonstrates that the source patent's fundamental retractor design provides a versatile framework for environmental and procedural adaptations through routine mechanical engineering modifications, thereby rendering potential claims to such variations unpatentable as obvious variations of the prior art.

Original Patent Information

Patent NumberUS 11,857,173
TitleLateral retractor system and methods of use
Assignee(s)Zimmer Biomet Spine, Inc.