Movable Display Synchronizes with Endoscope Orientation
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Solution Overview
Problem
In medical procedures involving endoscopes, the indirect view through an endoscope is often replaced by a camera, but medical staff other than the operator struggle to intuitively determine the endoscope's orientation and viewing direction, relying on verbal cues or anatomical knowledge, which can be cumbersome and less efficient.
Innovation Solution
A system comprising a movable holding device for an image reproduction device that synchronizes its orientation with the image capturing device's orientation, using a controller to adjust the image display based on the viewing direction of the endoscope, allowing for intuitive alignment and improved visualization.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the image reproduction device is fixed in position, then the device structure is simple, but the medical staff cannot intuitively understand the endoscope's orientation and viewing direction
Solution Approach 1:
The patent applies the dynamics principle by making the image reproduction device movable rather than fixed. The holding device includes drive mechanisms that enable the screen to move and rotate dynamically, allowing it to follow the orientation changes of the endoscope. This dynamic capability enables medical staff to intuitively understand the endoscope's viewing direction by observing the screen's position and orientation in space.
Solution Approach 2:
The patent uses the image reproduction device as an intermediary between the endoscope and the medical staff. The holding device acts as a mediator that translates the endoscope's spatial orientation into corresponding screen position and orientation. This intermediary system bridges the gap between the operator's direct visual feedback and the indirect view on screen, making the endoscope's orientation intuitive for all participants.
2Loss of information
If the image reproduction device follows the endoscope orientation dynamically, then the visualization becomes intuitive, but the device complexity increases
Solution Approach 1:
The patent implements feedback by continuously monitoring the endoscope's orientation (through sensors or controller signals) and using this information to automatically adjust the image reproduction device's position and orientation. The controller receives signals representing the endoscope's viewing direction and generates control signals to move the screen accordingly, creating a closed-loop system that maintains accurate orientation correspondence without requiring complex manual coordination.
Solution Approach 2:
The patent replaces complex mechanical coupling between the endoscope and screen with a control-based system. Instead of direct mechanical linkage, the system uses sensors, controllers, and drive devices to achieve orientation correspondence. This substitution reduces mechanical complexity while maintaining the functional relationship between endoscope orientation and screen display orientation.
3Adaptability or versatility
If multiple medical staff members need to observe the procedure, then teamwork is improved, but the operator loses direct visual feedback
Solution Approach 1:
The patent resolves this contradiction by adding a spatial dimension to the display system. The image reproduction device can be positioned and oriented in three-dimensional space, allowing it to face different directions and serve multiple observers while maintaining orientation correspondence with the endoscope. This spatial flexibility enables multiple medical staff members to observe the procedure simultaneously without compromising the operator's ability to understand the viewing direction through the screen's orientation.
Data Source
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AI summary
A system for holding an image display device (60) for displaying an image captured by means of an image capture device (20) comprises a movable holding device (70) for variably holding the image display device (60), a controllable drive device (72) for moving the holding device (70), with a control signal input (74) for receiving a control signal, and a controller (40) with a signal input (42) for receiving a signal that represents an orientation or a change in the orientation of the viewing direction (28) of the image capture device (20) in space or enables a determination of the orientation or a change in the orientation of the viewing direction (28) of the image capture device (20), and a control signal output (47) that can be coupled to the control signal input (74) of the controllable drive device (72) for providing a control signal for controlling the controllable drive device (72).The control (40) is designed and configured to control the controllable drive device (72) in such a way that, within a predetermined range of possible orientations of the viewing direction (28) of the image acquisition device (20) in space, the orientation of the image reproduction device (60) in space is a predetermined function of the orientation of the viewing direction (28) of the image acquisition device (20) in space.