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A Murine Model of Irreversible and Reversible Unilateral Ureteric Obstruction
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Crossing ureteric strictures: microcatheters to the rescue when conventional methods fail
1Radiology Department, Beaumont Hospital, Dublin 9, Ireland.
Cardiovascular and Interventional Radiology
|September 6, 2007
Summary
Interventional radiologists and urologists face challenges crossing tight ureteric strictures. A novel microguidewire and microcatheter technique offers an alternative approach for traversing these difficult ureteric strictures.
Area of Science:
- Urology
- Interventional Radiology
- Medical Device Technology
Background:
- Distal ureteric strictures present significant traversal challenges for both urologists and interventional radiologists.
- Conventional guidewires often fail to penetrate these narrowings due to their tight nature.
Observation:
- Traditional methods and various guidewire materials are frequently insufficient for overcoming tight ureteric strictures.
- A need exists for alternative techniques to facilitate passage through challenging ureteric obstructions.
Findings:
- An alternative approach utilizing a microguidewire and microcatheter combination is described.
- This technique provides a method to successfully cross tight ureteric strictures where conventional guidewires fail.
Implications:
- This microcatheter-based method may improve procedural success rates for interventions involving ureteric strictures.
- Enhanced ability to traverse ureteric strictures could lead to improved patient outcomes and less invasive treatment options.
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