Curable Fluid Stabilization for Leaking Implanted Hydraulic Devices

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Solution Overview

Problem

Implanted hydraulic devices often experience leakage, which is difficult to detect and can impair their function, leading to loss of internal pressure and shape, and existing solutions do not effectively address the need for temporary or permanent repair without surgical intervention.

Innovation Solution

A method and composition for stabilizing implanted hydraulic devices by introducing a curable fluid component that solidifies upon contact with an initiator, such as a polymerization initiator or catalyst, or through temperature change, to prevent further leakage and permanently define the device's volume and shape, using biocompatible materials and sterile conditions to ensure safety and efficacy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a leaking implanted hydraulic device is repaired immediately through surgical intervention, then the device function is restored, but the patient requires hospitalization and anesthesia which increases risk and complexity

Engineering Contradiction:
Improvedevice function restorationVSAvoidsurgical intervention requirement
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The device repairs itself through the introduction of a curable fluid that automatically solidifies to seal leaks and stabilize the device structure, eliminating the need for external surgical intervention and enabling outpatient treatment

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The curable fluid changes its physical state from liquid to solid upon contact with an initiator, transforming the device's internal environment to seal leaks and maintain structural integrity without surgical repair

Inventive Principle:
Principle #35Parameter changes

2Reliability

If surgical intervention is performed to repair the leaking device, then the device can be restored, but the patient experiences anesthesia risk and hospitalization

Engineering Contradiction:
Improvedevice function restorationVSAvoidpatient risk from anesthesia and hospitalization
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The device performs its own repair through the curable fluid mechanism, transferring the repair function from external surgical intervention to the device's internal chemical stabilization system, thereby eliminating anesthesia and hospitalization risks

Inventive Principle:
Principle #25Self-service

3Ease of operation

If the hydraulic device is left leaking, then no surgical intervention is needed, but the device loses internal pressure and shape leading to functional impairment

Engineering Contradiction:
Improveavoidance of surgical interventionVSAvoiddevice function maintenance
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The curable fluid is introduced in advance to stabilize the device before complete functional loss occurs, preventing the leakage from causing permanent damage while avoiding the need for surgery

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The fluid's transformation from liquid to solid state creates a permanent seal within the device, converting the leakage problem into a stabilized structure that maintains pressure and shape without surgical intervention

Inventive Principle:
Principle #35Parameter changes

4Ease of repair

If a curable fluid is introduced to stabilize the device, then the device can be repaired without surgery, but the device complexity increases due to the stabilization mechanism

Engineering Contradiction:
Improvenon-surgical repair capabilityVSAvoidstabilization mechanism complexity
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The stabilization mechanism relies on a simple phase change from liquid to solid upon initiator contact, avoiding complex mechanical or electronic stabilization systems and maintaining device simplicity while enabling non-surgical repair

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 solution allows for the repair and stabilization of leaking implanted hydraulic devices without hospitalization, maintaining the device's function and shape, and enabling further adjustments, reducing the need for surgical intervention and minimizing patient risk and discomfort.

Implementation Method 1

A method and composition for stabilizing implanted hydraulic devices by introducing a curable fluid component that solidifies upon contact with an initiator, such as a polymerization initiator or catalyst

Methodology Applied
Scientific EffectPolymerization: Photopolymerisation

Implementation Method 2

solidifies upon contact with an initiator, such as a polymerization initiator or catalyst, or through temperature change

Methodology Applied
Scientific EffectTemperature change: Temperature Gradient

Data Source

PatentUS20210161570A1Composition, method and device for stabilizing implanted hydraulic devices
Publication Date: 2021.06.03 FORSELL PETER
  • US20210161570A1 patent drawing
  • US20210161570A1 patent drawing
  • US20210161570A1 patent drawing

AI summary

The present invention relates to a kit for stabilizing an implanted device. The kit komprises a composition for stabilizing an implanted device, and a syringe for introducing the composition into an implanted device. The composition is a composition comprising a solidifying fluid, an initiator adapted to exert influence on a solidifying fluid, and a mixture of a solidifying fluid and an initiator.