Enhanced Lateral Retractor System with Advanced Safety Features

Publication ID: 24-11857173_0006_PTD
Published: November 07, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Lateral Retractor System with Advanced Safety Features,” Published Technical Disclosure No. 24-11857173_0006_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857173_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. 11,857,173.

Summary of the Inventive Concept

An improved lateral retractor system designed for spinal surgical procedures, featuring advanced safety features such as proximity sensors, automatic blade adjustment, and real-time feedback to the surgeon, enhancing patient safety and procedural efficiency.

Background and Problem Solved

The original lateral retractor system, while effective, still poses risks to patients due to potential nerve damage. The new inventive concept addresses this limitation by integrating sensors and automation to maintain a safe distance between the retractor blade and the patient's nerve, ensuring a safer and more efficient surgical procedure.

Detailed Description of the Inventive Concept

The enhanced lateral retractor system comprises a retractor body with a medial longitudinal axis, featuring a proximity sensor to detect the patient's nerve proximity. Upon detection, the system automatically adjusts the blade's position to maintain a safe distance. Additionally, the system includes a mechanism for dynamic blade angle adjustment in response to changes in patient anatomy during the procedure. Real-time feedback is provided to the surgeon regarding the position and orientation of the retractor blade, ensuring optimal control and precision.

Novelty and Inventive Step

The new inventive concept's novelty lies in the integration of advanced safety features, including proximity sensors and automatic blade adjustment, which are not present in the original patent. The inventive step is the combination of these features to provide a safer and more efficient surgical procedure.

Alternative Embodiments and Variations

Alternative embodiments of the enhanced lateral retractor system could include varying sensor types, such as optical or electromagnetic sensors, and different automation mechanisms, such as motorized or hydraulic systems. Additionally, the system could be adapted for use in various surgical procedures beyond spinal surgery.

Potential Commercial Applications and Market

The enhanced lateral retractor system has significant commercial potential in the medical device industry, particularly in the spinal surgery market. The system's advanced safety features and improved procedural efficiency could lead to increased adoption and market share, resulting in increased revenue and growth for companies operating in this space.

CPC Classifications

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

Original Patent Information

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