Support for securing a robotic system to a patient table

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Solution Overview

Problem

Current robotic catheter-based systems face challenges in securely attaching and maintaining position during medical procedures, particularly in tortuous or calcified vasculature, requiring longer guidewires and multiple operators for exchange, which complicates procedures and increases operational complexity.

Innovation Solution

A support mechanism is attached to a patient table with a base that includes engagement members and a cam mechanism, allowing secure attachment to rails and applying a consistent force to the table surface, enabling single-operator operation and stable positioning of robotic systems during procedures.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If robotic systems are attached to patient tables using conventional methods, then the systems can be positioned during procedures, but the attachment is unstable and requires multiple operators for exchange and manipulation

Engineering Contradiction:
Improveattachment stabilityVSAvoidoperational complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple engagement members (first engagement member with first rail, second engagement member with second rail) and a pad applying force to the patient supporting surface into a single integrated base assembly. This merging of attachment functions into one unified structure provides stable support for the robotic system while maintaining simplicity of operation through a single engagement mechanism.

Inventive Principle:
Principle #5Merging (Combining)

2Ease of operation

If conventional attachment methods are used, then the robotic system can be moved during procedures, but it requires multiple operators for exchange and manipulation

Engineering Contradiction:
Improveoperator requirementsVSAvoidpositioning stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent integrates multiple engagement members and a pad applying force to the patient supporting surface into a single base assembly that can be operated by one operator. This unified structure provides stable support while enabling single-operator manipulation and exchange of the robotic system.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If the robotic system is secured firmly to the patient table, then stable positioning is achieved, but the system lacks flexibility for manipulation and exchange

Engineering Contradiction:
Improvepositioning stabilityVSAvoidmanipulation flexibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent employs a single engagement mechanism that can dynamically transition the engagement members between engaged and disengaged states, allowing the base to be securely attached during procedures and easily released for manipulation or exchange. The pad applying force to the patient supporting surface provides continuous stabilization while allowing controlled movement when needed.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11844732B2Support for securing a robotic system to a patient table
Publication Date: 2023.12.19 SIEMENS HEALTHINEERS ENDOVASCULAR ROBOTICS INC
  • US11844732B2 patent drawing
  • US11844732B2 patent drawing
  • US11844732B2 patent drawing

AI summary

A support attaches a mechanism to a patient table having a patient supporting surface and a first rail and a second rail. The support comprising: a base; a first engagement member; a second engagement member; and a single engagement mechanism moving the first engagement member and the second engagement member from a loading position to a secured position securing the base to the first rail and the second rail.