Medical System Stress Monitoring and Feedback Control

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Solution Overview

Problem

Complex medical systems can be incorrectly operated during procedures due to operator stress, complications, or external factors, potentially leading to suboptimal patient treatment.

Innovation Solution

A method where a technical medical system continuously monitors parameters such as operator interactions, noise levels, and voice commands to detect unusual behavior or stress, triggering auxiliary procedures like adjusting system settings, providing assistance, and ensuring adherence to standard practices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the medical system becomes highly complex to provide comprehensive medical interventions, then the system's functionality and capabilities are improved, but the reliability of operation decreases due to increased complexity and potential for operator error

Engineering Contradiction:
Improvesystem functionalityVSAvoidoperation reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system continuously monitors operator behavior parameters (noise level, voice commands, interaction frequency) and provides feedback by comparing them against quality criteria. When deviations indicating stress or complications are detected, the system initiates auxiliary procedures to correct the situation, creating a closed-loop feedback mechanism that maintains operational reliability despite system complexity

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The technical medical system performs self-monitoring and self-correction by automatically detecting operator stress states through parameter registration and autonomously initiating auxiliary procedures without external intervention. The system serves itself by identifying problems and implementing corrective actions, reducing the burden on the operator and maintaining reliability

Inventive Principle:
Principle #25Self-service

2Reliability

If the system continuously monitors multiple parameters to detect operator stress and complications, then the reliability and safety are improved, but the device complexity increases

Engineering Contradiction:
Improvedetection reliabilityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system uses a multi-functional evaluation and control unit that performs multiple tasks: registering various parameters (noise, voice, interaction frequency), evaluating them against quality criteria, detecting stress states, and initiating auxiliary procedures. This single unit handles diverse functions that would otherwise require separate systems, reducing overall complexity while maintaining comprehensive monitoring capability

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

Solution Approach 2:

The patent combines the registration, evaluation, and control functions into an integrated system where the evaluation and control unit processes multiple parameters simultaneously. By merging these functions and using a unified approach to monitor noise levels, voice commands, and interaction patterns together, the system reduces complexity compared to having separate independent monitoring systems for each parameter

Inventive Principle:
Principle #5Merging (Combining)

3Object-affected harmful factors

If auxiliary procedures are initiated automatically to correct operator errors, then the patient safety is improved, but the ease of operation decreases due to reduced operator control

Engineering Contradiction:
Improvepatient safetyVSAvoidoperator control
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The system applies preliminary anti-action by detecting early signs of operator stress or complications through parameter monitoring and initiating auxiliary procedures before critical errors occur. By acting in advance to counteract potential harmful effects, the system prevents situations that would compromise patient safety while maintaining operator autonomy in the normal operating range

Inventive Principle:
Principle #9Preliminary anti-action

Data Source

PatentUS8498868B2Technical medical system and method for operating it
Publication Date: 2013.07.30 SIEMENS HEALTHINEERS AG
  • US8498868B2 patent drawing
  • US8498868B2 patent drawing
  • US8498868B2 patent drawing

AI summary

The invention relates to a method for operating a technical medical system during a medical procedure, wherein a parameter correlated with the quality of the performance of the procedure is continuously registered while the procedure is being performed, the parameter is evaluated based on a quality criterion correlated with the procedure's fault-free performance, and an auxiliary procedure for the medical procedure is initiated as soon as the parameter has violated the quality criterion. The invention also relates to a technical medical system for performing a medical procedure according to the inventive method.