CT Cable Guidance With Telescopic Rod for Hygienic Mobility

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Solution Overview

Problem

Existing cable guidance systems for movable CT installations in medical examination rooms are inflexible, costly, and often incompatible with hygiene requirements, limiting the mobility and operational safety of CT installations across different treatment rooms.

Innovation Solution

A telescopic rod system with rotatably mounted retaining elements and energy chains that guide cables in serpentine loops, allowing for flexible movement and reduced installation costs, while maintaining operational safety and hygiene compliance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If cable guidance systems are arranged in the floor close to the rail system, then collisions are largely ruled out, but structural preconditions are required and hygiene requirements are not met

Engineering Contradiction:
Improvecollision preventionVSAvoidhygiene compliance
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The cable guidance system transitions from a floor-level arrangement to a ceiling-mounted configuration, utilizing the vertical dimension to resolve the contradiction. By mounting the cable guidance in the ceiling space above the examination room, the system maintains collision prevention while eliminating contact with the floor surface, thereby satisfying hygiene requirements without structural preconditions.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If supply lines are arranged in a ceiling box via cable chains, then hygiene requirements are met, but the ceiling box occupies considerable installation space and may disturb laminar air flow

Engineering Contradiction:
Improvehygiene complianceVSAvoidinstallation space
Core Design Contradiction:
Adaptability or versatilityVSArea of stationary object

Solution Approach 1:

The cable guidance system is divided into multiple independent cable chains, each serving a specific function or group of supply lines. This segmentation allows for a more compact overall structure compared to a single large ceiling box, reducing the installation space required while maintaining hygiene compliance through the modular design.

Inventive Principle:
Principle #1Segmentation

3Reliability

If the ceiling box extends over the entire travel path of the CT installation, then cable guidance is maintained, but installation space is occupied and laminar air flow is disturbed

Engineering Contradiction:
Improvecable guidance continuityVSAvoidlaminar air flow disturbance
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent employs flexible cable chains with thin profile designs that can bend and follow the CT installation's movement. These flexible cable guidance elements maintain continuous cable supply throughout the travel path without requiring a rigid ceiling box structure, thereby preserving laminar air flow while ensuring reliable cable guidance.

Inventive Principle:
Principle #30Flexible shells and thin films

4Ease of operation

If freely movable CT installations use rechargeable on-board energy supply, then mobility is improved, but wired supply systems are required for rail-mounted systems

Engineering Contradiction:
ImprovemobilityVSAvoidcable guidance system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The cable guidance system is designed with dynamic characteristics, allowing the cable chains to flex, extend, and retract as the CT installation moves along the rail. This dynamic design accommodates the mobility requirements of rail-mounted systems while maintaining wired power supply, eliminating the need for complex rechargeable battery systems.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11959570B1Examination room having CT installation with improved cable guidance
Publication Date: 2024.04.16 SIEMENS HEALTHINEERS AG
  • US11959570B1 patent drawing
  • US11959570B1 patent drawing
  • US11959570B1 patent drawing

AI summary

Arranged in an examination room is a CT installation which can travel along a predetermined travel path between two installation limit positions. Arranged on the CT installation is a telescopic rod, which extends from a hinge point that is proximal with respect to the CT installation to a hinge point that is distal with respect to the CT installation. The telescopic rod is rotatably mounted in the two hinge points, and can telescope between a minimum length and a maximum length. Arranged on the telescopic rod (6) are a number of retaining elements that can travel along the telescopic rod. A number of lines are guided via the retaining elements, so that when the telescopic rod is of minimum length, the lines are guided in serpentine loops.