Motion Generator with Independent Beam Control

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Solution Overview

Problem

Existing motion generators for medical and therapeutic treatments using electromagnetic beams lack the ability to produce adjustable and independent control over beam speed, direction, and radius changes in spiral patterns, limiting their precision and versatility.

Innovation Solution

A motion generator with a frame, a movable mount, and an emitting device that emits an electromagnetic beam, where the beam outlet travels in a spiral pattern with adjustable speed, direction, and radius changes, controlled by rotational and radial inputs and a controller to independently manipulate the beam's characteristics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If existing motion generators are used for electromagnetic beam treatments, then the treatment can be performed, but the precision and versatility are limited due to lack of independent control over beam speed, direction, and radius changes

Engineering Contradiction:
Improvebeam control precisionVSAvoidtreatment versatility
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The motion generator is divided into separate functional components: a rotational input mechanism for controlling beam direction and angular position, a radial input mechanism for controlling beam radius changes, and a controller that independently manages each degree of freedom. This segmentation allows independent adjustment of beam speed, direction, and radius, resolving the contradiction between precision control and treatment versatility.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If the beam outlet travels in a fixed spiral pattern, then the motion generator is simple to operate, but the treatment options are limited and not customizable

Engineering Contradiction:
Improvetreatment customizationVSAvoidmotion control complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The motion generator employs dynamic control mechanisms where the rotational and radial inputs can be independently adjusted during operation. The controller enables real-time modification of beam speed, direction, and radius rate of change, allowing customization of spiral patterns for different treatment requirements while maintaining manageable device complexity through systematic control architecture.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system allows independent variation of key parameters including beam speed, beam direction angle, instantaneous beam radius, and beam radius rate of change. By enabling dynamic parameter adjustment through the rotational and radial input mechanisms, the device achieves treatment customization without proportionally increasing operational complexity.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If the beam speed and radius changes are coupled, then the control system is simpler, but the ability to independently adjust beam characteristics is reduced

Engineering Contradiction:
Improvecontrol simplicityVSAvoidbeam parameter precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The control system is segmented into independent rotational and radial input channels, each managed by separate mechanisms. The rotational input controls beam direction and angular velocity, while the radial input controls beam radius and radial velocity. This segmentation enables independent adjustment of beam characteristics while maintaining control simplicity through modular, systematic operation.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11880045B2Motion generator
Publication Date: 2024.01.23 KRATZKE PAUL
  • US11880045B2 patent drawing
  • US11880045B2 patent drawing
  • US11880045B2 patent drawing

AI summary

A motion generator including a frame, a mount movable with respect to the frame, and an emitting device having a beam outlet configured to emit an electromagnetic beam therefrom, and where the emitting device is coupled to and movable together with the mount relative to the frame. The motion generator is also operable in a first mode in which the beam outlet travels in a spiral pattern that alternatingly increases and decreases in radius, where for any given point in the spiral pattern the beam outlet produces a beam speed, a beam direction, an instantaneous beam radius, and a beam radius rate of change, and where the beam speed, the beam direction, and the beam radius rate of change may be adjusted independently.