MRI Cable Slot and Slider Mechanism for Damage Prevention

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Solution Overview

Problem

Existing external cables in imaging devices like MRI machines are prone to damage and disconnection due to inadvertent movements, limiting flexibility and length, and posing safety and ergonomic issues.

Innovation Solution

A system featuring a slot and slider mechanism to securely house and manage optical data cables, allowing flexible placement and protection, with a connector on both ends for secure connections between components, and a slot for safe storage when not in use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the external cable is made sturdy and housed in a covering to prevent damage, then the reliability of the connection is improved, but the flexibility and ease of maneuvering the coil panel deteriorates

Engineering Contradiction:
Improveconnection reliabilityVSAvoidcoil panel maneuverability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The cable management system is divided into separate functional segments: a retractable cable housing unit, a slot mechanism for cable storage, and a movable connector portion. This segmentation allows the cable to be protected when retracted while remaining accessible and flexible when extended, resolving the contradiction between reliability and maneuverability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cable housing incorporates a retractable mechanism that allows the cable to dynamically adjust its length and position based on operational needs. The movable component can slide along the slot to extend or retract the cable, providing both protection when retracted and flexibility when extended, thus resolving the contradiction between sturdy housing and ease of operation.

Inventive Principle:
Principle #15Dynamics

2Reliability

If the external cable is housed in a sturdy covering to prevent inadvertent disconnection, then the reliability is improved, but the flexibility in cable length and placement deteriorates

Engineering Contradiction:
Improveconnection stabilityVSAvoidcable placement flexibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The cable is nested within a retractable housing unit that slides along a slot. When not in use, the cable is fully retracted and protected within the housing. When placement flexibility is needed, the housing can be extended along the slot to provide additional cable length and placement options, maintaining both reliability and adaptability.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The retractable housing acts as an intermediary between the cable and the external environment. It provides a controlled interface that protects the cable while allowing selective extension for flexible placement, thus resolving the contradiction between connection stability and placement flexibility.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If a retractable cable housing with slot mechanism is implemented, then the flexibility and ease of operation are improved, but the device complexity increases

Engineering Contradiction:
Improvecable handling easeVSAvoidcable management structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The retractable cable housing is designed to be self-contained with integrated guidance features. The movable component automatically follows the slot path and the cable is guided into place through the recess, reducing the need for external manipulation and minimizing operational complexity despite the enhanced functionality.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11480636B2Optical data cable handling on patient table of MRI system
Publication Date: 2022.10.25 KONINKLIJKE PHILIPS NV
  • US11480636B2 patent drawing
  • US11480636B2 patent drawing
  • US11480636B2 patent drawing

AI summary

An arrangement and system places an external cable into a slot. The arrangement includes a slot extending from a first end to a second end. The slot includes a recess configured to receive a cable therein. The arrangement includes a movable component configured to slide along a length of the slot. The movable component includes a first end and a second end. Sliding the movable component along the slot in a first direction from the first end to the second end of the slot one of frees a first portion of the cable from the slot or places a second portion of the cable in the slot.