Illuminated Suction Device with Integrated LED and Battery

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Solution Overview

Problem

Traditional surgical suction devices lack a permanent, integral light source, leading to limited visibility during procedures due to external light source difficulties in directing light into deep tissue cavities, and they are costly and cumbersome with external laser units and fiber optic cables.

Innovation Solution

A hand-held suction device with integrated suction and illumination functions, featuring a permanent LED light source powered by a battery pack, allowing for simultaneous fluid evacuation and illumination, and designed for disposability after a single use to minimize costs and complexity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If a permanent integral light source is integrated into the suction device, then illumination and visibility during surgery is improved, but device complexity and manufacturing cost increase

Engineering Contradiction:
ImproveilluminationVSAvoiddevice complexity
Core Design Contradiction:
Illumination intensityVSDevice complexity

Solution Approach 1:

The patent combines the suction device and illumination device into a single integrated unit. The light source, battery, and control circuitry are incorporated directly into the suction device handle, eliminating the need for separate external light sources and their associated cabling. This merging resolves the contradiction by providing improved illumination while managing device complexity through functional integration.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The suction device is designed to perform multiple functions: suction of fluids and illumination of the surgical field. By making the device universal, it eliminates the need for separate specialized devices, thereby improving illumination capability without proportionally increasing overall system complexity.

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

2Illumination intensity

If external light sources and fiber optic cables are used, then illumination is provided, but cabling problems and cleaning complexity increase

Engineering Contradiction:
ImproveilluminationVSAvoidcabling problems
Core Design Contradiction:
Illumination intensityVSEase of operation

Solution Approach 1:

The patent extracts the light source functionality from external equipment and embeds it directly into the suction device. This eliminates fiber optic cables and external laser units, resolving the cabling problems and simplifying the cleaning process between procedures.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The suction device with integrated illumination is designed as a disposable single-use device. This eliminates the need for complex cleaning and sterilization of optical components and cabling, as the entire device is discarded after one use, resolving the cleaning complexity issue.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Device complexity

If traditional suction devices without integrated light sources are used, then device simplicity is maintained, but visibility into deep tissue cavities is limited

Engineering Contradiction:
Improvedevice simplicityVSAvoidvisibility
Core Design Contradiction:
Device complexityVSDifficulty of detecting and measuring

Solution Approach 1:

The illumination is provided locally at the distal tip of the suction device where it is most needed for visualizing deep tissue cavities. The light source is positioned to illuminate the immediate surgical field, providing targeted visibility without requiring complex external illumination systems.

Inventive Principle:
Principle #3Local quality

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

The integrated illumination within the suction device enhances surgical visibility without the need for external light sources, reducing procedural challenges, costs, and simplifying cleaning and sterilization processes while maintaining flexibility and safety during medical procedures.

Implementation Method 1

an illuminated suction device includes a distal end having a suction tip; a proximal end having a connector for a suction tube; and an illumination assembly including at least one light source, at least one battery and an activation device for energizing the light source

Methodology Applied
Scientific EffectLight Emitting Diode: Light Emitting Diode

Data Source

PatentUS11717374B2Illuminated suction device
Publication Date: 2023.08.08 COOPERSURGICAL INC
  • US11717374B2 patent drawing
  • US11717374B2 patent drawing
  • US11717374B2 patent drawing

AI summary

An illuminated suction device comprising a suction tube, an illumination assembly comprising at least one light source, at least one battery, and an activation device for energizing the light source, and a container partially enclosing the illumination assembly and the suction tube, wherein the container and a side of the suction tube hold the illumination assembly therebetween.