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Crossing failure in PTCA: mind the deflated balloon profile!
J C Hoorntje1, M J de Boer, F Zijlstra
1Department of Cardiology, Hospital De Weezenlanden Zwolle, The Netherlands.
Catheterization and Cardiovascular Diagnosis
|May 1, 1991
Summary
Repositioning a percutaneous coronary intervention (PCI) balloon catheter failed due to device deformation after crossing a stenosis. Altered deflated balloon shapes can impact PCI outcomes in complex cases.
Area of Science:
- Cardiovascular Interventions
- Medical Device Engineering
Background:
- Percutaneous coronary intervention (PCI) utilizes balloon-on-a-wire devices to treat stenosed arteries.
- Successful device deployment and retrieval are critical for effective and safe treatment.
Observation:
- An attempt to reposition an Integra balloon catheter during PCI was unsuccessful.
- The device, initially able to cross the entire stenosed segment, became grossly deformed upon removal.
Findings:
- Deflated balloon profiles significantly deviated from their original shape post-procedure.
- Device deformation appears to be a critical factor influencing procedural outcomes.
Implications:
- Altered balloon geometry can complicate PCI, particularly in cases of arterial dissection or multiple lesions.
- Understanding device behavior under stress is crucial for improving PCI device design and patient safety.