Adaptive Helical Lumen Surgical Instrument System

Publication ID: 24-11857283_0005_PTD
Published: November 07, 2025
Category:Future Evolutions & Paradigm Shifts

Legal Citation

pr1or.art Inc., “Adaptive Helical Lumen Surgical Instrument System,” Published Technical Disclosure No. 24-11857283_0005_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857283_0005_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. 11,857,283.

Summary of the Inventive Concept

A next-generation surgical instrument system featuring an adaptive helical lumen that optimizes tissue engagement during minimally invasive surgical procedures, enhancing precision, reducing trauma, and improving patient outcomes.

Background and Problem Solved

The original patent disclosed a surgical instrument with a helical lumen, but it had limitations in terms of adaptability and real-time adjustment. The new inventive concept addresses these limitations by incorporating advanced technologies, such as adaptive axis adjustment mechanisms, real-time tissue analysis, and integrated tissue sensing modules, to create a more efficient, effective, and patient-centric surgical experience.

Detailed Description of the Inventive Concept

The adaptive helical lumen surgical instrument system comprises an end effector with a helical lumen, an adaptive axis adjustment mechanism, and a real-time tissue analysis module. The mechanism dynamically adjusts the helical lumen during the procedure to accommodate varying tissue types and geometries, ensuring optimal tissue engagement and minimizing trauma. The system can be integrated with robotic-assisted surgical systems, allowing for real-time feedback and optimization. Interchangeable end effectors with helical lumens of varying geometries and sizes can be easily swapped during a procedure, making the system highly versatile and adaptable to different surgical procedures.

Novelty and Inventive Step

The new inventive concept introduces a paradigm shift in surgical instrument design by incorporating adaptive technologies that enable real-time adjustment and optimization of the helical lumen. This innovation is non-obvious compared to the original patent, which lacked these advanced features and relied on fixed, pre-determined helical lumen configurations.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include the use of artificial intelligence, machine learning algorithms, or other advanced technologies to further enhance the adaptive capabilities of the helical lumen. Variations of the system could be designed for specific surgical procedures, such as laparoscopic or endoscopic surgeries, or for use in different medical specialties, such as cardiothoracic or neurosurgery.

Potential Commercial Applications and Market

The adaptive helical lumen surgical instrument system has significant commercial potential in the medical device industry, particularly in the areas of minimally invasive surgery, robotic-assisted surgery, and surgical instrumentation. The system's adaptability, precision, and patient-centric design make it an attractive solution for hospitals, surgical centers, and medical professionals seeking to improve patient outcomes and reduce healthcare costs.

Field of Art

Minimally invasive surgical instrument design, with expertise in robotic surgical systems, articulating mechanisms, and end effector technologies

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or medical device designer with advanced degrees in mechanical engineering or biomedical engineering, 5-10 years of experience in surgical instrument development, familiar with robotic surgical platforms and tissue engagement mechanisms

Obviousness Rationale

A PHOSITA would recognize that the adaptive helical lumen concept represents a predictable extension of the source patent's articulation joint technology. The core mechanical principles of helical lumens and articulating surgical instruments are well-established, making the proposed adaptive mechanism a logical progression of existing surgical instrument design. The integration of real-time adjustment and tissue sensing represents an incremental improvement rather than a fundamental technological breakthrough.

Obvious Combinations & Variations

Source Patent Element
Surgical instrument with helical lumen connecting articulation axes
PTD Variation
Dynamic helical lumen with real-time adjustment mechanism
Obviousness Reasoning
Predictable application of known control systems to existing mechanical design, representing an expected technological evolution in precision surgical instruments
Source Patent Element
Shaft assembly with multiple elongate members
PTD Variation
Modular end effector system with interchangeable helical lumen configurations
Obviousness Reasoning
Routine design optimization using known modular instrument design principles, providing enhanced surgical flexibility through predictable component substitution
Source Patent Element
Robotic-assisted surgical instrument with remote controller
PTD Variation
Integrated real-time tissue analysis module providing feedback to master controller
Obviousness Reasoning
Logical extension of existing robotic surgical control systems, applying sensor technology to improve instrument performance through known feedback mechanisms
Source Patent Element
Articulation joint with multiple axes of movement
PTD Variation
Adaptive axis adjustment mechanism for dynamic helical lumen reconfiguration
Obviousness Reasoning
Applying standard mechanical design principles to create a more responsive surgical instrument, representing an incremental improvement using known engineering techniques
Source Patent Element
Surgical instrument with fixed helical lumen geometry
PTD Variation
AI and machine learning enhanced helical lumen adjustment algorithms
Obviousness Reasoning
Predictable integration of contemporary machine learning techniques into existing mechanical design, representing an expected technological progression in surgical instrumentation
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857283 and the published technical disclosure, a person having ordinary skill in the art would find the proposed adaptive helical lumen surgical instrument system obvious, as the disclosed variations represent predictable combinations of known surgical instrument design principles, mechanical articulation techniques, and contemporary control system technologies.

Original Patent Information

Patent NumberUS 11,857,283
TitleArticulation joint with helical lumen
Assignee(s)Cilag GmbH International