Steerable Catheter Assembly for Diverse Applications

Publication ID: 24-11857416_0002_PTD
Published: October 28, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Steerable Catheter Assembly for Diverse Applications,” Published Technical Disclosure No. 24-11857416_0002_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857416_0002_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. 11,857,416.

Summary of the Inventive Concept

The present inventive concept leverages the core technology of a catheter assembly to create novel solutions for various industries, including disaster response, industrial inspection, precision agriculture, targeted cancer therapy, and wind turbine maintenance.

Background and Problem Solved

The original patent disclosed a catheter assembly for delivering prosthetic heart valves. However, the limitations of the original design confined its application to the medical field. The present inventive concept addresses this limitation by adapting the core technology to tackle diverse challenges in other industries, providing innovative solutions for complex problems.

Detailed Description of the Inventive Concept

The steerable catheter assembly is comprised of a shaft and a connector assembly with at least one radially extending pin and corresponding slot. This design enables the catheter to navigate through complex passageways, making it suitable for applications such as delivering robotic swarms to disaster zones, inspecting industrial pipelines, and precision agriculture. The catheter's sensors and payload can be customized for specific tasks, such as detecting soil conditions, collecting pipeline data, or releasing targeted therapeutic agents.

Novelty and Inventive Step

The new claims introduce a paradigm shift by applying the catheter assembly's core technology to entirely new fields, demonstrating a non-obvious and innovative leap beyond the original patent's scope. The specific adaptations and customizations for each industry represent a significant inventive step.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept may include varying the catheter's material, size, and shape to accommodate different environments and tasks. Additional sensors, payloads, or control systems could be integrated to enhance the catheter's functionality. Furthermore, the catheter assembly could be designed for use in other industries, such as search and rescue, environmental monitoring, or infrastructure inspection.

Potential Commercial Applications and Market

The inventive concept has vast commercial potential, with applications in disaster response, industrial inspection, precision agriculture, targeted cancer therapy, and wind turbine maintenance. The market for these solutions is substantial, with potential customers including government agencies, industrial companies, agricultural organizations, healthcare providers, and wind energy operators.

CPC Classifications

SectionClassGroup
A A61 A61F2/2436
A A61 A61F2/2433
A A61 A61F2/2439

Field of Art

Medical device engineering, specifically endovascular delivery systems and catheter technologies with a focus on precision navigation and payload delivery mechanisms

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer with expertise in catheter design, mechanical engineering background, understanding of medical device navigation techniques, and knowledge of sensor integration and robotic control systems

Obviousness Rationale

A PHOSITA would recognize that the fundamental steerable catheter mechanism disclosed in the source patent provides a versatile platform for adaptation across multiple technical domains. The core technical innovation of a shaft with a rotatable connector assembly and pin-slot navigation mechanism can be readily translated to different application contexts with predictable and incremental modifications. The PTD demonstrates that the catheter's fundamental design principles are sufficiently flexible to enable straightforward technological transfer between medical, industrial, and environmental domains.

Obvious Combinations & Variations

Source Patent Element
Catheter shaft with rotatable connector assembly and pin-slot navigation mechanism
PTD Variation
Applying the navigation mechanism to industrial pipeline inspection and robotic swarm deployment
Obviousness Reasoning
Known technique of adapting medical device navigation principles to alternative precision guidance scenarios, representing a predictable extension of existing technological capabilities
Source Patent Element
Connector assembly enabling limited tilting and directional control
PTD Variation
Integrating environmental sensors for precision agriculture and infrastructure monitoring applications
Obviousness Reasoning
Predictable design modification involving adding sensing capabilities to an existing steerable mechanical platform, representing a routine engineering adaptation
Source Patent Element
Catheter configured for precise payload delivery within constrained spaces
PTD Variation
Repurposing delivery mechanism for targeted cancer therapy and disaster response robotic deployment
Obviousness Reasoning
Obvious variation involving transferring a known precise navigation and delivery technique across related technological domains with minimal substantive redesign
Source Patent Element
Modular connector assembly with interchangeable components
PTD Variation
Customizable catheter design allowing payload and sensor integration for diverse industrial applications
Obviousness Reasoning
Predictable design evolution representing a standard engineering approach to platform technology adaptation
Source Patent Element
Shaft with rotational and tilting capabilities
PTD Variation
Wind turbine internal mechanism inspection using steerable catheter-inspired diagnostic probe
Obviousness Reasoning
Routine technological translation involving applying known navigation principles to alternative technical inspection scenarios
35 U.S.C. § 103 Summary: Based on US Patent 11857416's disclosure of a catheter assembly with a steerable shaft and connector mechanism, the present publication demonstrates that a Person Having Ordinary Skill In The Art would find the disclosed technological variations obvious and predictable extensions of the source patent's core technical teachings. The publication serves as prior art establishing the obviousness of claims involving adaptive, multi-domain navigation and delivery systems derived from medical device engineering principles.

Original Patent Information

Patent NumberUS 11,857,416
TitleCatheter assembly
Assignee(s)EDWARDS LIFESCIENCES CORPORATION