Spinal Line Coupling with Protective Sheath and Tensioner

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Solution Overview

Problem

There is a lack of technology to effectively couple a line to a spine for medical treatment purposes.

Innovation Solution

A device comprising a first anchor coupled to a vertebrae or tissue near the vertebrae, a second anchor coupled to another vertebrae or tissue, and a line spanning between the two anchors, with a protective member encasing the line to allow for movement, and optionally a tensioner to modify the line's position or length, and a compound positioned over the vertebrae to secure the line.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a line is coupled between anchors on vertebrae to treat spinal conditions, then spinal alignment can be adjusted, but the line needs to be movable to accommodate spinal movement while maintaining tension

Engineering Contradiction:
Improvemovability of lineVSAvoidtension maintenance
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

A protective member (sheath) is introduced as an intermediary component that encases the line between the anchors. This sheath allows the line to move relative to the anchors while maintaining tension, accommodating spinal movement without compromising the reliability of the coupling system

Inventive Principle:
Principle #24Intermediary (Mediator)

2Stability of the object's composition

If the line is fixed firmly between anchors to maintain stability, then spinal alignment is maintained, but spinal movement is restricted

Engineering Contradiction:
Improvespinal alignment stabilityVSAvoidspinal movement freedom
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The system transitions from a static fixed line to a dynamic configuration where the line can move within the protective member. This dynamic design allows the spinal column to move naturally while the line maintains alignment stability through controlled movement within the sheath

Inventive Principle:
Principle #15Dynamics

3Device complexity

If the line is exposed without protection, then the structure is simpler, but the line is vulnerable to damage from surrounding tissues

Engineering Contradiction:
Improvestructural simplicityVSAvoidtissue damage risk
Core Design Contradiction:
Device complexityVSObject-affected harmful factors

Solution Approach 1:

The protective member serves as a mediator between the line and surrounding tissues, shielding the line from potential damage while allowing it to function. This adds a layer of protection without significantly complicating the overall device structure

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20240074794A1Technologies for lines coupled to spines
Publication Date: 2024.03.07 ALPHATEC SPINE INC
  • US20240074794A1 patent drawing
  • US20240074794A1 patent drawing
  • US20240074794A1 patent drawing

AI summary

This disclosure discloses a line coupled to a spine of a user at two points such that the line can be movable relative to those two points. The line can be encased by a protective member between those two points. The line can be covered by a compound between those two points. The line can be guided between those two points.