Inflatable Bladder Urethral Occlusion Device

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Solution Overview

Problem

Existing implantable devices for urinary incontinence often face challenges with difficult implantation, unreliable anatomical fixation, and imperfect tensioning, leading to suboptimal results.

Innovation Solution

An anatomical augmentation device featuring an inflatable bladder, a support system with adjustable anchors, and a pump that allows selective inflation and deflation to occlude and open the urethra, enabling patient-controlled continence.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional sling devices are used for urinary incontinence treatment, then the device can provide support to the urethra, but the implantation becomes difficult and time consuming

Engineering Contradiction:
Improveanatomical fixation reliabilityVSAvoidimplantation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The device is divided into separate components: an inflatable bladder positioned sub-urethral and a pump system. This segmentation allows for simplified implantation where the bladder can be positioned quickly without complex anchoring, while the pump provides the active support mechanism.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The device transitions from static traditional slings to a dynamic inflatable system. The bladder can be inflated or deflated as needed, allowing the urethra to be occluded when required while maintaining natural movement and positioning during normal activities.

Inventive Principle:
Principle #15Dynamics

2Reliability

If traditional sling devices are used for urinary incontinence treatment, then the device can provide support to the urethra, but the anatomical fixation becomes unreliable

Engineering Contradiction:
Improveanatomical fixation reliabilityVSAvoiddevice operation ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The pump system is designed to be patient-operated through simple manual activation. The patient can inflate the bladder themselves without requiring surgical intervention or complex mechanical systems, making the device easy to operate while maintaining reliable anatomical fixation.

Inventive Principle:
Principle #25Self-service

3Reliability

If traditional sling devices are used for urinary incontinence treatment, then the device can provide support to the urethra, but the tensioning becomes imperfect leading to suboptimal results

Engineering Contradiction:
Improvetensioning precisionVSAvoiddevice structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The inflatable bladder system provides controllable tensioning through fluid injection. The pump system allows precise control of the bladder inflation level, enabling optimal tensioning to be achieved and maintained without complex mechanical tensioning mechanisms.

Inventive Principle:
Principle #23Feedback

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 device provides efficient and reliable support to the urethra, reducing urine leakage and erosion, while allowing for quick and minimally invasive implantation and adjustable positioning for optimal results.

Implementation Method 1

The device includes an inflatable bladder, a support coupled to the inflatable bladder, and a pump coupleable with the inflatable bladder. The pump is configured to selectively inflate the inflatable bladder to occlude the tubular member of the human body.

Methodology Applied
Scientific EffectInflation: Pressure Increase

Implementation Method 2

The support includes a first connection line and a second connection line that are each attachable to soft tissue to position the inflatable bladder relative to the tubular member of the human body.

Methodology Applied
Scientific EffectMechanical attachment: Mechanical Fastener

Data Source

PatentEP2700383B1Anatomical augmentation device
Publication Date: 2017.01.11 COLOPLAST AS
  • EP2700383B1 patent drawing
  • EP2700383B1 patent drawing
  • EP2700383B1 patent drawing

AI summary

An anatomical augmentation device configured to augment a tubular member of a human body includes an inflatable bladder, a support coupled to the inflatable bladder, and a pump coupleable with the inflatable bladder. The support includes a first connection line and a second connection line that are each attachable to soft tissue to position the inflatable bladder relative to the tubular member of the human body. The device is a body-implantable device and the pump is configured to selectively inflate the inflatable bladder to occlude the tubular member of the human body.