Endoscope Balloon Controller Pressure Display Error Codes

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Solution Overview

Problem

The existing balloon controller for endoscopes is cumbersome due to multiple display panels and warning lamps, making it difficult for operators to quickly identify and understand abnormal conditions during procedures, leading to increased manufacturing costs and size.

Innovation Solution

A simplified balloon controller with pressure indicating portions that display the balloon pressure values and error messages, allowing for immediate recognition of abnormal conditions without the need for additional panels or warning lamps, and using error codes to convey the nature of the issue.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple display panels and warning lamps are provided to indicate abnormal conditions, then the operator can recognize abnormalities, but the manufacturing cost and controller size are increased

Engineering Contradiction:
Improveabnormality recognition capabilityVSAvoidcontroller size
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the abnormality indication function with the existing pressure display panel by showing error codes alongside pressure values. This merging of functions eliminates the need for separate warning lamps and additional display panels, thereby reducing controller size and manufacturing cost while maintaining the capability to recognize abnormalities.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The pressure display panel is designed to serve multiple functions: displaying normal pressure values during operation and displaying error codes when abnormalities occur. This multi-functionality allows a single component to replace what would traditionally require multiple specialized components, reducing overall system complexity.

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

2Reliability

If multiple display panels and warning lamps are provided to indicate abnormal conditions, then the operator can recognize abnormalities, but the manufacturing cost is increased

Engineering Contradiction:
Improveabnormality recognition capabilityVSAvoidmanufacturing cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent merges the abnormality indication function into the existing pressure display panel, eliminating the need for separate warning lamps and additional display components. This reduction in component count directly lowers manufacturing costs while preserving the ability to recognize and communicate abnormalities to the operator.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The display panel is designed to universally handle both normal operational display (pressure values) and abnormal condition indication (error codes). This multi-functional design reduces the total number of components that need to be manufactured and assembled, thereby reducing manufacturing cost.

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

3Ease of operation

If the operator views the observed image and pressure gauge simultaneously, then the operator can monitor the procedure, but the operator is unaware of lighting warning lamps and cannot immediately grasp the error type and pressure value

Engineering Contradiction:
Improvemonitoring capabilityVSAvoiderror information accessibility
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The patent combines error code display with the pressure value display on the same panel. This integration ensures that when the operator looks at the pressure gauge, error information is simultaneously visible in the same field of view, eliminating the need to switch between multiple displays or notice separate warning lamps.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The error code serves as an intermediary information format that conveys abnormality type and pressure status in a compact, easily readable manner alongside the pressure value. This intermediary representation allows the operator to quickly understand both the nature of the error and the associated pressure condition without additional visual searching.

Inventive Principle:
Principle #24Intermediary (Mediator)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables operators to promptly grasp abnormal conditions, reduces the controller's size and cost, and ensures accurate identification of issues through clear pressure and error message displays, even during complex endoscope procedures.

Implementation Method 1

a pressure sensor which detects the pressure inside the balloon

Methodology Applied
Scientific EffectPressure detection:

Data Source

PatentUS7713191B2Balloon controller for endoscope apparatus
Publication Date: 2010.05.11 FUJI PHOTO OPTICAL CO LTD
  • US7713191B2 patent drawing
  • US7713191B2 patent drawing
  • US7713191B2 patent drawing

AI summary

A balloon controller for an endoscope apparatus which enables an operator to correctly and immediately grasp circumstances relating to an abnormal condition at the time of occurrence of the abnormal condition. The balloon controller controls expansion and shrinkage of each of a first balloon attached to an insertion portion of an endoscope and a second balloon attached to an insertion assist implement, by supplying air to the balloon or drawing air from the balloon. Pressure indicating portions on which the values of pressures in the first and second balloons are displayed are provided in a front surface of a main body of the balloon controller. When an abnormal condition occurs, an error code and the pressure values are alternately displayed on the pressure indicating portions.