Scanner Tool Attachment System for Automated Calibration

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Solution Overview

Problem

Conventional three-dimensional scanners require manual calibration processes that are inconvenient, especially in medical settings, where users must switch between scanning and calibration tools, disrupting the scanning process and potentially compromising hygiene.

Innovation Solution

An image processing apparatus with a detachable tool attachment system that includes an attachment/detachment detection sensor and a control unit to automatically identify and respond to attached tools, performing calibration operations without user intervention, based on the type of tool attached.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual calibration process is used, then scanner precision can be maintained, but user convenience and scanning efficiency deteriorate due to frequent interruptions and tool switching

Engineering Contradiction:
Improvescanner precisionVSAvoiduser convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system automatically detects when calibration is needed and executes the calibration process without user intervention. The control unit monitors scanner operation, determines when calibration is required, and automatically performs calibration, allowing the system to serve itself and eliminating the need for manual calibration operations.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system performs calibration automatically at predetermined intervals or when specific conditions are met, rather than waiting for manual initiation. This preliminary automatic action ensures scanner precision is maintained before it degrades, preventing the need for reactive manual calibration.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If manual calibration process is used, then scanner precision can be maintained, but productivity deteriorates due to time loss from switching between scanning and calibration

Engineering Contradiction:
Improvescanner precisionVSAvoidscanning efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The scanner system performs calibration autonomously without requiring user intervention or time for manual operation. The control unit automatically manages the calibration process, eliminating the productivity loss associated with manual calibration switching and tool changes.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The automatic calibration system allows scanning operations to continue without interruption. By performing calibration automatically in the background or at optimal moments, the system maintains continuous productive operation while ensuring scanner precision is preserved.

Inventive Principle:
Principle #20Continuity of useful action

3Reliability

If manual calibration process is used, then scanner precision can be maintained, but hygiene standards deteriorate in medical settings due to glove changes and disinfection requirements

Engineering Contradiction:
Improvescanner precisionVSAvoidhygiene contamination risk
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The system automatically performs calibration without requiring the user to physically handle calibration tools or attach/detach components. This eliminates the need for glove changes or disinfection procedures, maintaining hygiene standards in medical environments while preserving scanner precision through automatic calibration.

Inventive Principle:
Principle #25Self-service

4Ease of operation

If automatic tool recognition is implemented, then ease of operation improves, but device complexity increases due to additional sensors and control logic

Engineering Contradiction:
Improveautomation levelVSAvoidsensor and control system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system replaces manual mechanical tool attachment and identification with an optical detection system. The detection sensor uses optical fields to automatically recognize calibration tools through their reflective properties, eliminating the need for complex mechanical interfaces or manual identification procedures.

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

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

This solution minimizes user inconvenience by automating calibration processes, ensuring precise tool recognition and corresponding operations, thus maintaining scanner accuracy and hygiene standards in medical environments.

Implementation Method 1

a camera for receiving light reflected from the object

Methodology Applied
Scientific EffectOptical reflection: Reflection

Implementation Method 2

a projector for emitting light toward the object

Methodology Applied
Scientific EffectLight emission: Light

Data Source

PatentUS20240398517A1Image processing apparatus and image processing method using same
Publication Date: 2024.12.05 MEDIT CORP
  • US20240398517A1 patent drawing
  • US20240398517A1 patent drawing
  • US20240398517A1 patent drawing

AI summary

An image processing device according to the present disclosure comprises, a tool detachably coupled to one end of a scanner body, the scanner body having one end to which the tool is coupled, and a control unit configured to control an operation of the scanner body corresponding to the tool. An image processing method using an image processing apparatus, the method comprising, a tool attachment operation in which a user attaches a predetermined tool to a scanner body, a tool attachment/detachment identification operation in which a control unit determines attachment/detachment of the tool to/from the scanner body, a tool distinguishing operation in which the control unit distinguishes a type of the tool, and a scanner control operation in which the control unit controls an operation of the scanner body in response to the type of the tool.