Medical Tubing Breaker Module Detection for Automatic Actuation

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Solution Overview

Problem

Current breaker devices require manual configuration to determine the type of breaker module attached, which is cumbersome and not adaptable to different closure elements, leading to the need for multiple devices and increased costs.

Innovation Solution

A control device that performs a detection routine to analyze feedback signals from the drive element's movement, allowing it to determine the type of breaker module attached and choose the appropriate movement routine for the drive element, enabling automatic operation without manual adjustment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual configuration is used to determine breaker module type, then the device can operate with simple control logic, but the operation becomes cumbersome and requires manual adjustment

Engineering Contradiction:
Improveautomatic controlVSAvoidcontrol device complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The control device automatically determines the breaker module type by analyzing feedback signals from the drive element during a detection routine, eliminating the need for manual configuration. The system serves itself by autonomously identifying the module type and selecting the appropriate movement routine.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The control device receives feedback signals from sensors monitoring the drive element's movement during a detection routine. By analyzing these feedback signals, the control device automatically determines the breaker module type and adjusts the control parameters accordingly, enabling adaptive automatic operation.

Inventive Principle:
Principle #23Feedback

2Adaptability or versatility

If multiple breaker devices are provided for different closure elements, then each device can be optimized for its specific closure element type, but the quantity of devices and costs increase

Engineering Contradiction:
Improvecompatibility with different closure elementsVSAvoidnumber of breaker devices
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

A single breaker device is designed to handle multiple types of closure elements by automatically detecting the breaker module type through feedback signal analysis during a detection routine. The control device adapts its operation by selecting appropriate movement routines based on the detected module type, enabling one device to perform multiple functions that previously required separate dedicated devices.

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

3Adaptability or versatility

If the drive element uses a fixed movement routine, then the control logic remains simple, but it cannot adapt to different types of breaker modules with different movement requirements

Engineering Contradiction:
Improveadaptation to different breaker module typesVSAvoidcontrol routine complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The control device dynamically selects and switches between different movement routines based on the breaker module type detected during the detection routine. The control parameters and movement patterns are adjusted in real-time according to the specific requirements of the attached breaker module, enabling adaptive operation without requiring complex pre-programming for each module type.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11420038B2Breaker device for acting onto a closure element of a medical tubing
Publication Date: 2022.08.23 FRESENIUS KABI DEUTSCHLAND GMBH
  • US11420038B2 patent drawing
  • US11420038B2 patent drawing

AI summary

A breaker device (1) for acting onto a closure element (40) of a medical tubing (4) comprises a drive arrangement (2) having an electric drive device (20) and a drive element (23) driven by the drive device (20), and a breaker module (3) which is arrangeable on the drive arrangement (2). The breaker module (3) comprises a housing (30), a movable part (31) movably arranged on the housing (30) and a breaking element (315) for acting onto the closure element (40) of the tubing (4), wherein the breaker module (3) in an attached state is placed on the drive arrangement (2), the drive element (23) being in operative connection with the movable part (31) in the attached state such that a movement of the drive element (23) causes the movable part (31) to move for actuating the breaking element (315). A control device (5) serves for controlling the electric drive device (20) for driving the drive element (23). Herein, the control device (5) is constituted to control, during a detection routine, the electric drive device (20) to drive the drive element (23) in order to move the movable part (31), wherein the control device (5) is further constituted to analyse at least one feedback signal received during the detection routine for determining a type of the breaker module (3), the feedback signal being indicative of a movement of the movable part (31) during the detection routine.