Motor-Assisted X-Ray Movement Assembly

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Solution Overview

Problem

Existing X-ray systems face challenges in efficiently and accurately moving and positioning heavy X-ray generating devices and detectors, requiring significant manual force and often resulting in tedious and inaccurate movements, especially in confined spaces like operating rooms.

Innovation Solution

A motor-assisted movement assembly that includes a motor arrangement integrated with the X-ray system, allowing for controlled and assisted movement of X-ray components, reducing the necessary handling forces and enhancing positioning accuracy through direct drive technology and programmable features like arret stops and user profiles.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual movement of heavy X-ray generating devices and detectors is used, then device simplicity is maintained, but positioning accuracy deteriorates and handling force requirements increase

Engineering Contradiction:
Improvepositioning accuracyVSAvoidhandling force
Core Design Contradiction:
Measurement precisionVSForce

Solution Approach 1:

The patent replaces pure manual mechanical movement with a motor-assisted system. The motor arrangement detects manual indications and provides assisted movement, substituting the need for high manual forces while maintaining operator control. This resolves the contradiction by using electrical assistance to overcome the mechanical limitations of manual handling.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The motor arrangement acts as an intermediary between the operator's manual input and the heavy X-ray components. It translates small manual indications into controlled movements of heavy equipment, enabling precise positioning without requiring the operator to directly apply large forces to the components themselves.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If motor assistance is added to manually controlled movement, then handling force is reduced, but device complexity increases

Engineering Contradiction:
Improveease of movementVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The motor arrangement serves multiple functions: it detects manual indications, provides assisted movement, and can be integrated with existing control systems. This multi-functionality justifies the added complexity by delivering comprehensive benefits including force reduction, precision improvement, and enhanced operational ease across multiple system aspects.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The motor-assisted system enables the heavy X-ray components to essentially move themselves with minimal operator effort. The motor arrangement automatically responds to manual indications and executes the movement, making the system self-servicing rather than requiring continuous manual effort from the operator.

Inventive Principle:
Principle #25Self-service

3Productivity

If heavy X-ray components are moved manually, then system cost is minimized, but movement speed and productivity deteriorate

Engineering Contradiction:
Improvepositioning speedVSAvoidmotor arrangement
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The motor arrangement is pre-integrated into the system design, ready to provide immediate assistance when needed. This preliminary preparation eliminates the need for complex manual handling procedures during operation, enabling faster positioning responses and improved productivity from the outset rather than requiring time-consuming manual adjustments.

Inventive Principle:
Principle #10Preliminary action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The motor-assisted movement assembly significantly reduces handling forces, enables faster and more accurate positioning of X-ray systems, and allows for precise control without the need for additional actuation components, ensuring safe and efficient operation.

Implementation Method 1

The motor element is adapted to detect the manual indication and assist the movement of the second structural element relative to the first structural element in accordance with the manual indication

Methodology Applied
Scientific EffectForce: Force

Data Source

PatentUS9492131B2Motor assisted manually controlled movement assembly, X-ray system comprising the same, method and use
Publication Date: 2016.11.15 KONINKLIJKE PHILIPS NV
  • US9492131B2 patent drawing
  • US9492131B2 patent drawing
  • US9492131B2 patent drawing

AI summary

A motor assisted movement assembly 2 is provided comprising a motor arrangement 3, which motor arrangement 3 may assist a manually controlled movement of a first structural element 5 relative to a second structural element 6. A motor element 3a of the motor arrangement 3 is adapted to detect a manual indication of a desired movement of the second structural element 6 relative to the first structural element 5 with the motor arrangement 3 being adapted to assist, e.g. support the movement by providing an additional force.