Continuum Robot Coupling Portion Space for Base Handling

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Solution Overview

Problem

The operability of continuum robots is hindered by the need to adjust how the base portion is held during attachment, detachment, and use, particularly due to the engagement portion's requirement for manual handling, which complicates the process and reduces user convenience.

Innovation Solution

A continuum robot system with a detachable support base and a coupling portion that forms a space between the base portion and the connecting portion, allowing for improved handling and reduced manual adjustment, enhancing the user's ability to attach and detach the medical apparatus without interfering with the engagement portion.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the base portion is provided with an engagement portion for manual handling, then the attachment and detachment operations can be performed, but the operability deteriorates due to the need to adjust how the base portion is held

Engineering Contradiction:
ImproveoperabilityVSAvoidhandling complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The base portion is divided into two distinct functional regions: a holding portion for manual gripping and an engagement portion for mechanical coupling with the slider. This segmentation allows the user to hold the base portion without interfering with the engagement mechanism, eliminating the need to adjust holding姿势 during attachment and detachment operations.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the engagement portion is positioned such that it can be held by hand, then attachment operations can be performed, but the stability and ease of operation worsen due to interference with the engagement mechanism

Engineering Contradiction:
Improveattachment easeVSAvoidengagement reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The base portion is divided into two distinct functional regions: a holding portion for manual gripping and an engagement portion for mechanical coupling with the slider. This segmentation allows the user to hold the base portion without interfering with the engagement mechanism, eliminating the need to adjust holding姿势 during attachment and detachment operations.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20240358458A1Continuum robot system
Publication Date: 2024.10.31 CANON KK
  • US20240358458A1 patent drawing
  • US20240358458A1 patent drawing
  • US20240358458A1 patent drawing

AI summary

A medical system 1A includes a medical apparatus 1 that includes a continuum robot including a catheter 11 and a base unit 200, at which the catheter 11 is provided, and a support base 2 that detachably supports the medical apparatus 1. The support base 2 includes a slider 2a. A coupling portion 200k provided with an engagement portion 200a is attached to the base unit 200. The coupling portion 200k has a U-shape, and ends thereof that sandwich an opening of the U-shape are attached and fixed to the base unit 200 at a position closer to the catheter 11 and a position farther from the catheter 11. The engagement portion 200a to be engaged with the slider 2a is disposed at a lower portion of the coupling portion 200k. Accordingly, a first space 200i is formed between the base unit 200 and the engagement portion 200a.