Endoscope Cap Segmentation for Elevator Maintenance

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Solution Overview

Problem

Existing endoscopes with elevators require complex structures that complicate cleaning and cause trouble during attachment and detachment of caps, leading to increased maintenance time and efficiency issues.

Innovation Solution

An endoscope cap design featuring a lever pivotally attached to the distal end of the endoscope, with a pivot part allowing the lever to pivot, a bottomed cylindrical cover, a pedestal for elevator attachment, and an elevator shaft that pivots within the cover, facilitating easy attachment and detachment by simplifying the mechanism and reducing maintenance complexity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a complicated structure is used around the elevator to ensure proper function, then the elevator can be properly supported and controlled, but cleaning becomes more difficult and time-consuming

Engineering Contradiction:
Improveelevator functionVSAvoidcleaning ease
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The cap is designed as a detachable component that can be separated from the insertion part. This segmentation allows the cap to be removed for cleaning, simplifying the cleaning process while maintaining the elevator's proper function when assembled. The cap structure is divided into separable parts that can be independently cleaned and reassembled.

Inventive Principle:
Principle #1Segmentation

2Reliability

If a complicated structure is used around the elevator to ensure proper function, then the elevator can be properly supported and controlled, but the attachment and detachment of the cap becomes more troublesome

Engineering Contradiction:
Improveelevator functionVSAvoidcap attachment and detachment
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The cap is designed as a detachable component that can be easily separated from the insertion part. This segmentation allows for simple attachment and detachment operations while maintaining the elevator's proper function when assembled. The connection interface is designed to be straightforward, enabling quick cap replacement without complex procedures.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If the cap structure is simplified to ease attachment and detachment, then the attachment process becomes faster and easier, but the elevator may lack proper support and control

Engineering Contradiction:
Improvecap attachment and detachmentVSAvoidelevator function
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The cap is designed as a detachable component that can be easily separated from the insertion part. This segmentation allows for simple attachment and detachment operations while maintaining the elevator's proper function when assembled. The connection interface is designed to be straightforward, enabling quick cap replacement without complex procedures.

Inventive Principle:
Principle #1Segmentation

4Loss of time

If the structure around the elevator is simplified, then maintenance time is reduced, but the elevator mechanism may become unreliable

Engineering Contradiction:
Improvemaintenance timeVSAvoidelevator function
Core Design Contradiction:
Loss of timeVSReliability

Solution Approach 1:

The cap is designed as a detachable component that can be easily separated from the insertion part. This segmentation allows the cap to be removed for cleaning, simplifying the cleaning process while maintaining the elevator's proper function when assembled. The cap structure is divided into separable parts that can be independently cleaned and reassembled.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11986152B2Endoscope cap, endoscope and method of manufacturing endoscope cap
Publication Date: 2024.05.21 HOYA CORPORATION
  • US11986152B2 patent drawing
  • US11986152B2 patent drawing
  • US11986152B2 patent drawing

AI summary

Provided is an endoscope cap or the like with an elevator which is easily attached to and detached from the distal end of an endoscope.An endoscope cap attachable to and detachable from an endoscope including a lever pivotally provided at a distal end of an insertion part of an endoscope and a pivot part causing the lever to pivot comprises: a cylindrical cover; and an elevator which is pivotally supported at the inside of the cover, is connected to the lever when the endoscope is attached to the cover, and pivots in response to pivoting of the lever.