Hydraulic Flow Diversion for Prosthetic Heart Valve Recapture
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Current delivery systems for deploying prosthetic heart valve devices face challenges due to the complex and variable anatomy of the mitral valve, requiring flexible and efficient systems to facilitate timely and targeted deployment with minimal procedural steps and reduced clinician burden.
Innovation Solution
The use of a flow diversion device with a housing and channels that intersect at a junction, featuring a flow control component that can be moved to selectively form different pathways for fluid communication, allowing for the deployment and recapture of prosthetic heart valve devices through a hydraulic delivery system.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a traditional delivery system is used for deploying prosthetic heart valve devices, then the procedure can be performed, but the system fails to provide efficient and controlled deployment and recapture due to complex mitral valve anatomy
Solution Approach 1:
The delivery system is divided into distinct functional modules: a flow diversion device with separate channels for deployment and recapture, a prosthetic valve device, and a delivery catheter. This segmentation allows independent control of deployment and recapture functions, improving ease of operation while managing overall system complexity through modular design.
Solution Approach 2:
The flow diversion device incorporates movable flow control components that can dynamically switch fluid pathways between deployment and recapture modes. This dynamic reconfiguration allows the system to adapt to different procedural needs (deployment vs. recapture) without requiring multiple separate systems, thereby improving operational ease while containing device complexity.
2Adaptability or versatility
If the flow control component is moved to form different pathways, then deployment and recapture can be selectively controlled, but the device complexity increases
Solution Approach 1:
The flow diversion device uses a universal flow control component that can direct fluid flow through multiple pathways for both deployment and recapture functions. This multi-functional component replaces what would otherwise require separate control mechanisms, achieving high adaptability while actually reducing overall device complexity through consolidation.
Solution Approach 2:
The flow control component acts as an intermediary element that mediates between the fluid source and the two distinct functions (deployment and recapture). By positioning this intermediary at the junction of multiple channels, the system achieves versatile pathway control without requiring complex independent control systems for each function.
3Measurement precision
If hydraulic control is used for deployment, then precise control is achieved, but the system requires complex flow diversion mechanisms
Solution Approach 1:
The system uses hydraulic control through fluid delivery through dedicated channels in the flow diversion device. By establishing separate fluid pathways for deployment and recapture, the system achieves precise control over prosthetic valve deployment while managing complexity through the integrated flow diversion design that combines multiple functions in a single device.
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
This solution enables efficient and controlled deployment and recapture of prosthetic heart valve devices, reducing the physical and cognitive burdens on clinicians and improving the accuracy and speed of the procedure.
Implementation Method 1
a flow control component disposed at the junction and movable to selectively form a plurality of pathways including a first pathway and a second pathway for fluid communication via the plurality of channels between the plurality of openings
Data Source
AI summary
A flow diversion device configured in accordance with embodiments of the present technology may include, for example, a housing including openings to channels that intersect at a junction. The flow diversion device may also include, for example, a flow control component disposed at the junction and movable to selectively form pathways for fluid communication based on a position of the flow control component. For example, when the flow control component is in a first position, a first pathway may allow fluid flow causing deployment of the prosthetic heart valve device and, when the flow control component is in a second position, a second pathway may allow fluid flow causing recapture of the prosthetic heart valve device. The flow diversion device may include a handle movable to position the flow control component in the first or second positions thereby selectively controlling fluid flow of the delivery system.