Ultrasonic Surgical Probe Outer Sheath Segmentation

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Solution Overview

Problem

Current ultrasonic treatment devices face challenges in cleaning the inner space due to their integrated design, leading to increased cleaning time and potential damage to the outer sheath, necessitating complete unit replacement even for minor issues, thus incurring higher costs.

Innovation Solution

The ultrasonic treatment device is designed with a detachable outer sheath and inner sheath configuration, allowing for easy cleaning and replacement of only the damaged components, reducing the need for specialized cleaning tools and minimizing replacement costs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the main unit is formed in a substantially integrated fashion, then the structural strength and stability are improved, but the cleaning time increases and the ease of repair deteriorates

Engineering Contradiction:
Improvestructural stabilityVSAvoidcleaning time
Core Design Contradiction:
Stability of the object's compositionVSLoss of time

Solution Approach 1:

The main unit is divided into separable components: the outer sheath can be detached from the inner sheath and operational force transfer member. This segmentation allows the outer sheath to be removed for cleaning or replacement without affecting the internal components, thereby reducing cleaning time while maintaining structural integrity when assembled.

Inventive Principle:
Principle #1Segmentation

2Strength

If the main unit is formed in a substantially integrated fashion, then the structural strength is improved, but the ease of repair deteriorates

Engineering Contradiction:
Improvestructural strengthVSAvoidease of replacement
Core Design Contradiction:
StrengthVSEase of repair

Solution Approach 1:

The outer sheath is designed as a detachable component that can be separated from the inner sheath and operational force transfer member. This allows the outer sheath to be replaced independently when damaged, without needing to replace the entire main unit, thereby improving ease of repair while maintaining structural strength when assembled.

Inventive Principle:
Principle #1Segmentation

3Reliability

If the outer sheath is frequently used, then the operational reliability is improved, but the risk of damage increases

Engineering Contradiction:
Improveoperational reliabilityVSAvoiddamage risk
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The outer sheath is designed as a replaceable component that can be discarded when damaged and recovered by installing a new one. This allows the main unit to continue operating reliably without permanent failure from outer sheath damage, as only the outer sheath needs replacement rather than the entire unit.

Inventive Principle:
Principle #34Discarding and recovering

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

This design facilitates efficient cleaning and reduces replacement costs by allowing for the easy replacement of the outer sheath, while preventing operational force transfer member damage and maintaining operational efficiency.

Implementation Method 1

a transducer unit equipped with an ultrasonic transducer generating ultrasonic vibration in response to supply of power

Methodology Applied
Scientific EffectUltrasonic vibration: Ultrasonic Vibration

Implementation Method 2

an ultrasonic probe transmitting the ultrasonic vibration to the distal end of the treatment member

Methodology Applied
Scientific EffectUltrasonic vibration transmission: Ultrasonic Vibration

Data Source

PatentUS7799045B2Treatment apparatus and treatment device for surgical treatments using ultrasonic vibration
Publication Date: 2010.09.21 OLYMPUS CORPORATION(JP)
  • US7799045B2 patent drawing
  • US7799045B2 patent drawing
  • US7799045B2 patent drawing

AI summary

An ultrasonic treatment device comprises a transducer unit, probe unit, and a main unit. The transducer unit comprises an ultrasonic transducer generating ultrasonic vibration in response to supply of power. The probe unit has a treatment member at a distal end thereof. The probe unit is detachably loaded to the transducer unit, and is equipped with an ultrasonic probe transmitting the ultrasonic vibration to the distal end of the treatment member when the transducer unit is loaded to the probe unit. The main unit is manually grasped by an operator. The probe unit with the transducer unit loaded thereto is detachably loaded to the main unit. The main unit has a cylindrical insert through which the ultrasonic probe is inserted to have the treatment member protruded outwardly when the probe unit is loaded. The main unit further has an outer sheath detachably covering an outer surface of the insert.