Catheter design primer for neurointerventionalists - PubMed
Neurovascular catheter technology has rapidly evolved over the past decade. While performance characteristics are well known to the practitioner, the design features of these new-generation catheters and their implications on performance metrics remain a …
In short, cath-eters must be large enough to accommodate inter-ventional tools and/or contrast injections, small enough to fit into standard arterial access sheaths, stiff enough to provide support proximally but soft enough to track distally through tortuous anatomies, resistant to kink, and lubricious within the inner lumen to facilitate devic...
Expert Catheter Design Guidelines from Teleflex Medical OEM
Catheter Design: Expert Guidelines for Achieving Optimal Performance. In catheter design, the functional requirements of the application allow the designer to identify performance requirements such as flexibility, lubricity, kink resistance, column …
Catheter design primer for neurointerventionalists | Journal of ...
To aid fellow neurointerventionalists, in this primer we have summarized the basic concepts of catheter design and construction. Neurovascular catheter technology has rapidly evolved over the past decade.
Refining early stage interventional composite catheter design ...
2019年1月1日 · Two distinct but compatible methodologies are selected: The first method involves use of a DOE (Design of Experiments) approach to understand the influence of key variables on final catheter properties; The second involves the creation of customizable Finite Element models of the various potential catheter structures.
An Introduction to Catheter Design - Arrotek | Medical Device …
Essential performance characteristics to consider when designing a new catheter include push strength, tactile feel, lubricity, steerability, torque transfer (how the application of rotational force at the proximal end of the catheter translates to the distal end), kink resistance, and flexibility.
Catheter design primer for neurointerventionalists
2022年12月7日 · In this primer, the basic concepts of catheter design and construction are summarized and the implications on performance metrics remain a mystery to most clinicians.
The Technology Behind Catheter Design and Manufacturing
2018年12月21日 · Although most people think of catheters as the rubber tubes used to drain out urine in urinary tract conditions, various advancements in catheter design, technology, and manufacturing has enabled its use for treating a wide variety of medical conditions and as vital diagnostic procedures.
Catheter engineers often utilize braid, coil, and sometimes combination reinforcement to optimize catheter functionality. Figure 1 depicts the importance of three catheter performance characteristics, kink resistance, flexibility, and torque response in an
Innovating urinary catheter design: An introduction to the
In this article current catheter designs and their limitations are reviewed, common catheter-associated problems are outlined and areas of design ripe for improvement proposed. The potential to relieve the individual and economic burden of catheter use is high.