Related Experiment Videos
Coronary artery dilatation requiring high inflation pressure
C A Bush1, J M Ryan, A R Orsini
1Ohio State University, Columbus.
Catheterization and Cardiovascular Diagnosis
|February 1, 1991
Summary
A novel balloon catheter was needed to treat rigid coronary lesions that resisted standard balloon angioplasty. This specialized device successfully dilated the refractory lesions, offering a new option for complex coronary artery disease patients.
Area of Science:
- Interventional Cardiology
- Medical Device Technology
Background:
- Coronary artery disease management often involves balloon angioplasty.
- Some coronary lesions present significant rigidity, posing challenges for conventional treatment.
- Refractory lesions require advanced interventional techniques and devices.
Observation:
- A case study details a patient with severe, rigid coronary lesions.
- Standard balloon dilatation failed to achieve adequate lesion crossing and expansion.
- The lesions were unresponsive to initial angioplasty attempts.
Findings:
- A high-pressure, fixed-wire balloon catheter (Cordis Orion) was employed.
- This specialized balloon successfully withstood high pressures (20 bar) for dilatation.
- The device enabled successful treatment of the previously refractory coronary lesions.
Implications:
- The use of specialized high-pressure balloons can overcome challenges in treating rigid coronary lesions.
- This case highlights the importance of advanced device availability for complex interventional cardiology procedures.
- Further research into devices for refractory coronary lesions is warranted.