Medical Wire Retainer With Loading Channel for Clean Guided Exchange

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Solution Overview

Problem

Guidewires and catheters during medical procedures often have loose trailing ends that are difficult to manage, risking contamination and tangling, as existing solutions do not provide a secure and easy method for retention.

Innovation Solution

A retaining device with a base portion and a holding portion arranged at a predetermined angle, featuring a loading channel and internal holding area, secured to a supporting surface using an attachment mechanism, allowing for easy loading and removal of medical devices without requiring removal from the retention device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a retaining device is designed to securely hold medical wires, then reliability of wire retention is improved, but device complexity increases

Engineering Contradiction:
Improvewire retention securityVSAvoiddevice structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The retaining device is divided into distinct functional segments: a base portion for attachment to the supporting surface, a holding portion for securing the medical wire, and a loading channel for wire insertion. This segmentation allows each component to be optimized for its specific function while maintaining overall simplicity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The harmful loose trailing end of the medical wire is extracted from the procedural area by securing it to the supporting surface through the retaining device. This removes the wire's tendency to become contaminated or tangled, eliminating the problem at its source

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If the holding portion is designed to securely clamp the wire, then wire retention is improved, but ease of operation for loading and removal deteriorates

Engineering Contradiction:
Improvewire retention securityVSAvoidloading and removal ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The holding portion incorporates a dynamic clamping mechanism that can be easily opened and closed. The clamp transitions between a closed position for secure wire retention and an open position for easy loading and removal, allowing the device to adapt its gripping force based on operational needs

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The loading channel is pre-configured with guides and positioning features that align the medical wire with the holding portion before clamping occurs. This preliminary alignment simplifies the loading operation and ensures proper wire placement before the clamp secures it

Inventive Principle:
Principle #10Preliminary action

3Stability of the object's composition

If the attachment mechanism is designed to firmly secure the base to the supporting surface, then stability is improved, but ease of installation deteriorates

Engineering Contradiction:
Improvedevice stabilityVSAvoidinstallation ease
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The attachment mechanism replaces complex mechanical fastening systems with simpler attachment methods such as adhesive bonds, friction fits, or lightweight clips. These alternatives provide sufficient stability for the retaining device while dramatically simplifying the installation process compared to traditional mechanical fasteners

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS11578781B2Retaining device and method of using the same
Publication Date: 2023.02.14 TAYLOR KEVIN D
  • US11578781B2 patent drawing
  • US11578781B2 patent drawing
  • US11578781B2 patent drawing

AI summary

A retaining device configured for retaining at least one medical device adjacent to a supporting surface. The retaining device includes a plate shaped holding portion defining a peripheral edge, a slot extending from the peripheral edge defining a loading channel, and communicating with an internal holding area. The internal holding area is dimensioned to accept the largest medical device the retaining device is configured to be used with. An attachment mechanism is connected to the holding portion to secure the retaining device to a supporting surface. A section of medical device may be inserted into and along the loading channel to enter the holding area and be retained within.