Touch Panel Control for Medical Imaging Error Avoidance

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Solution Overview

Problem

Existing medical image shooting apparatuses face challenges in accurately configuring settings to avoid erroneous touch operations, leading to potential misoperations and difficulties in adjusting threshold settings for touch operations.

Innovation Solution

A control apparatus for a medical image shooting apparatus, comprising a portable display apparatus with a touch panel unit, a signal generation unit, and a signal transmission unit, which accepts first and second touch operations to generate and transmit drive instruction signals for adjusting the relative position of the subject and the medical image shooting apparatus.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If threshold number of touched points is set to be large or threshold time period is set to be long, then erroneous touch operation is avoided, but operability is lowered and operation frequency is reduced

Engineering Contradiction:
Improveerror avoidanceVSAvoidoperability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system performs preliminary detection of touch operations and validates them against predefined criteria (threshold number of touched points and threshold time period) before executing the corresponding control actions. This preliminary validation mechanism ensures that only legitimate operations trigger apparatus responses, thereby avoiding erroneous operations while maintaining normal operability.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If threshold number of touched points is set to be small or threshold time period is set to be short, then operability is improved, but erroneous touch operation occurs frequently

Engineering Contradiction:
ImproveoperabilityVSAvoiderror avoidance
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system incorporates feedback mechanisms that monitor touch operations in real-time and provide validation responses. By continuously monitoring the number of touched points and the time period, the system can distinguish between intentional operations and erroneous touches, allowing for lower thresholds that improve operability without sacrificing reliability.

Inventive Principle:
Principle #23Feedback

3Reliability

If complex settings are configured to avoid erroneous operations, then error avoidance is improved, but device complexity increases

Engineering Contradiction:
Improveerror avoidanceVSAvoidsettings complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system employs parameter-based control mechanisms where predefined thresholds (number of touched points and time period) are used to differentiate between valid and erroneous operations. By changing and monitoring these parameters dynamically, the system achieves reliable error avoidance without requiring complex configuration settings, thus maintaining simplicity while improving reliability.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250031954A1Control apparatus for medical image shooting apparatus and medical image shooting system
Publication Date: 2025.01.30 CANON KK
  • US20250031954A1 patent drawing
  • US20250031954A1 patent drawing
  • US20250031954A1 patent drawing

AI summary

A touch panel terminal which communicates with a medical image shooting apparatus, in which the touch panel terminal includes a touch panel unit to perform display for a touch operation and accept a touch operation, a control unit to generate a drive instruction signal for instructing drive of the medical image shooting apparatus based on the touch operation accepted by the touch panel unit, and a signal transmission unit configured to transmit the drive instruction signal to the medical image shooting apparatus, the touch panel unit accepts a first touch operation and a second touch operation, the first touch operation is a touch operation of enabling an acceptance of the second touch operation, and the signal transmission unit transmits, based on the second touch operation, a drive instruction signal for changing a relative position of the subject and the medical image shooting apparatus to the medical image shooting apparatus.