Operating Table Control Unit for Preset Position Recall

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Solution Overview

Problem

Existing operating table control systems lack simplicity and security in setting and maintaining predefined positions for patient support surfaces, often requiring complex manual adjustments and lacking intuitive control mechanisms.

Innovation Solution

An apparatus and method for controlling an operating table that allows for the storage and recall of predefined positions of its components, using control parameters to ensure safe and efficient movement between positions, including speed, angle, and sequence control, facilitated by a control unit and drive units, enabling easy manipulation and recall of positions via remote control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual adjustments of operating table components are used to achieve predefined positions, then position accuracy can be maintained, but the complexity of operation increases and time is lost

Engineering Contradiction:
Improveposition accuracyVSAvoidoperation complexity
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The control unit stores predefined positions of operating table components in advance. When a stored position is recalled, the drive units automatically move the components to the predetermined positions without requiring manual adjustment, thus maintaining position accuracy while simplifying operation and reducing time

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system creates a digital copy of the desired component positions and stores it in the control unit. This stored position data can be recalled and executed automatically, replacing complex manual adjustment procedures while preserving the exact position accuracy of the original configuration

Inventive Principle:
Principle #26Copying

2Measurement precision

If multiple control elements are used to adjust each component individually, then precise position control is achieved, but the time required for adjustment increases

Engineering Contradiction:
Improveposition control precisionVSAvoidadjustment time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system merges the adjustment of multiple components into a single stored position program. When a stored position is recalled, all relevant components are moved to their predetermined positions simultaneously or in a pre-planned sequence, maintaining precise position control while dramatically reducing the total adjustment time compared to individual component adjustment

Inventive Principle:
Principle #5Merging (Combining)

3Manufacturing precision

If the operating table components are adjusted manually to predefined positions, then the positions can be accurately set, but the security and reliability of position maintenance deteriorates

Engineering Contradiction:
Improveposition setting accuracyVSAvoidposition maintenance security
Core Design Contradiction:
Manufacturing precisionVSReliability

Solution Approach 1:

The system uses sensors to detect the actual positions of operating table components and feeds this information back to the control unit. When a stored position is recalled, the control unit monitors the movement and verifies that components reach the predetermined positions, then maintains them there, ensuring both accurate position setting and reliable position maintenance through continuous monitoring

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS10835431B2Apparatus and method for controlling an operating table
Publication Date: 2020.11.17 MAQUET GMBH
  • US10835431B2 patent drawing
  • US10835431B2 patent drawing
  • US10835431B2 patent drawing

AI summary

An operating table control apparatus is disclosed. The operating table control apparatus has a control device, a plurality of operating table components, and an operating table drive. The plurality of operating table components are actuatable from a first position to a second position via the operating table drive. The second position is a preset position that is stored by the operating table control apparatus. The second position is assigned to a control element of the control device.