Optical Display Apparatus for Autonomous Medical Device Route Visualization

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Solution Overview

Problem

Autonomously or semi-autonomously driven medical devices, such as mobile C-arm x-ray devices, pose challenges for medical staff as they cannot predict the route these devices will take, leading to potential safety issues and uncertainty among operators.

Innovation Solution

A mobile medical device equipped with an optical display apparatus using luminous segments to visualize short-term and medium-term movement features, allowing operators to anticipate the device's planned route and potential risks, enabling timely reactions and overriding if necessary.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the medical device operates autonomously or semi-autonomously with motor-driven assistance, then productivity and efficiency are improved, but the operating staff cannot identify the route the device will take, leading to uncertainty and potential safety issues

Engineering Contradiction:
Improveefficiency of medical device operationVSAvoidroute information visibility to operating staff
Core Design Contradiction:
ProductivityVSLoss of information

Solution Approach 1:

The patent employs an optical display apparatus with luminous segments that change color or illuminate to indicate the planned route and movement features of the medical device. This visual signaling system allows operating staff to see the future trajectory and movement characteristics (such as direction, speed changes) of the autonomous device, thereby maintaining safety awareness while preserving automation benefits

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The optical display apparatus serves as an intermediary between the autonomous medical device and the operating staff. It translates the device's internal route planning and movement intentions into visible visual signals that staff can perceive and respond to, bridging the information gap created by autonomous operation

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If the medical device allows free trajectory planning to reach an end position, then adaptability and versatility are improved, but the operating staff becomes unsettled and cannot react appropriately due to unpredictable movement

Engineering Contradiction:
Improvetrajectory planning flexibilityVSAvoidoperating staff response reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system performs preliminary action by displaying the planned route and movement features before the device actually executes them. The optical display apparatus shows future movement characteristics (direction, speed, acceleration) in advance, allowing operating staff to mentally prepare and react appropriately before the device moves, thereby maintaining both trajectory flexibility and staff response reliability

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The visual display system provides continuous feedback to the operating staff about the device's intended future movements. This feedback loop allows staff to monitor the autonomous device's planning, understand its intentions, and intervene if necessary, maintaining reliability while preserving adaptive trajectory planning

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS10098597B2Motorized medical device and method for operating such a device
Publication Date: 2018.10.16 SIEMENS HEALTHINEERS AG
  • US10098597B2 patent drawing
  • US10098597B2 patent drawing
  • US10098597B2 patent drawing

AI summary

A mobile medical device drivable on rollers or wheels on the floor by way of a motor is provided, wherein the medical device is configured to take a planned route. The device has an optical display apparatus embodied to optically display at least one future movement feature of the medical device on the planned route. A visualization of the route planning helps the user to better estimate the future movement behavior of a medical device.