Medical Wire Clamp with Ratcheting Lock

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Solution Overview

Problem

Medical wires are difficult to handle and organize, especially in pressure-filled environments, due to their slippery nature and tendency to become entangled with other wires.

Innovation Solution

A medical wire containment and organization system featuring a U-shaped clamp with angular ridged and grooved clamping blocks, elastomeric compression members, and an adjustable ratcheting lock, which securely holds the wire in place using finger grips for manual compression.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If medical wire is used in pressure-filled environment, then the wire can be effectively used for medical procedures, but the wire becomes difficult to handle and keeps slipping

Engineering Contradiction:
Improvewire containment reliabilityVSAvoidwire handling ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The clamp incorporates elastomeric compression members with specific friction-enhancing properties at the contact points with the wire. These compression members are positioned to apply localized pressure and increase friction only where needed, rather than modifying the entire wire or clamp structure. This allows effective containment while maintaining ease of operation.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The clamp is designed to be applied to the wire before the wire is inserted into the pressure-filled environment. The compression members are pre-positioned and the clamp is secured in advance, establishing the friction-based containment mechanism before the wire becomes slippery due to pressure exposure. This preliminary action ensures the wire is secured before the problem of slippage occurs.

Inventive Principle:
Principle #10Preliminary action

2Stability of the object's composition

If medical wire is kept separate from other wires, then organization is improved, but the wire tends to become entangled with other wires

Engineering Contradiction:
Improvewire organization stabilityVSAvoidwire separation ease
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The clamp provides individual containment for each wire, segmenting the wires from one another. Each wire can be clamped separately in its own clamp device, preventing entanglement while maintaining organization. This segmentation approach allows wires to be kept separate and orderly without requiring complex multi-wire management systems.

Inventive Principle:
Principle #1Segmentation

3Reliability

If friction is increased to prevent wire slippage, then containment reliability is improved, but the wire may become damaged or degraded

Engineering Contradiction:
Improvewire containment reliabilityVSAvoidwire structural integrity
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The friction-enhancing compression members are designed to apply pressure only at specific localized contact points on the wire, rather than along the entire length of the wire. This concentrated localized friction is sufficient to prevent slippage while minimizing the total force applied to the wire, thereby preventing damage or degradation of the wire structure.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The elastomeric compression members are selected with specific material properties that provide high friction coefficients. By changing the material parameter (using elastomeric materials with high friction properties), the system achieves reliable containment through friction without requiring high compression forces that could damage the wire.

Inventive Principle:
Principle #35Parameter changes

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 system effectively organizes and secures medical wires, preventing tangling and slipping, even in high-pressure environments, by providing a secure grip that maintains the wire's position during use and storage.

Implementation Method 1

the first side compression member is elastomeric... the second side compression member is elastomeric... to compress the first side compression member and the second side compression member against the medical wire for securely holding into position

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

a first ridged and grooved clamping block is angularly located on a clamp first side posterior end and a second ridged and grooved clamping block is angularly located on a clamp second side posterior end... the first ridged and grooved clamping block interfaces with the second ridged and grooved clamping block upon closure of the clamp

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentEP2987455B1System for containment and organization of medical wire
Publication Date: 2019.05.22 COOK MEDICAL TECHNOLOGIES LLC
  • EP2987455B1 patent drawingFigure 1~2
  • EP2987455B1 patent drawingFigure 3~4
  • EP2987455B1 patent drawingFigure 5~6

AI summary

A system for containment and organization of a medical wire features a clamp. A first ridged and grooved clamping block is located on a clamp first side posterior end and a second ridged and grooved clamping block is located on a clamp second side posterior end. A first side compression member is located on an inside surface of a clamp first side and a second side compression member is located on an inside surface of the clamp second side. An adjustable ratcheting lock attaches the clamp first side and the clamp second side. A first finger grip is located on an outside surface of the clamp first side and a second finger grip is located on an outside surface of the clamp second side. A medical wire is placed between the first side compression member and the second side compression member then the clamp is compressed against the medical wire.