Related Experiment Videos
Intraarterial occlusion by radiofrequency
N Tanigawa1, S Sawada, N Morioka
1Department of Radiology, Tottori University Hospital, Japan.
Acta Radiologica (Stockholm, Sweden : 1987)
|November 1, 1994
Summary
Radiofrequency energy effectively occludes small arteries. This minimally invasive technique shows promise for treating vessels approximately 2 mm in diameter, demonstrated in animal and clinical studies.
Area of Science:
- Interventional Cardiology
- Vascular Surgery
- Biomedical Engineering
Background:
- Arterial occlusion is a critical procedure in various medical interventions.
- Current methods may have limitations in treating small diameter vessels.
- Radiofrequency energy offers a potential alternative for precise vascular occlusion.
Purpose of the Study:
- To evaluate the efficacy and safety of radiofrequency energy for arterial occlusion.
- To determine the feasibility of this technique in small canine arteries.
- To assess its potential for clinical application in vessels up to 2 mm in diameter.
Main Methods:
- Radiofrequency energy was applied using a 10 mm noninsulated guidewire tip for 20 seconds.
- Experiments were conducted on 17 canine arteries.
- A successful clinical application was also performed.
Main Results:
- Complete occlusion was achieved in 4 out of 6 canine arteries smaller than 2.3 mm in diameter.
- The procedure was performed without any complications in the clinical application.
- Radiofrequency arterial occlusion is effective for vessels approximately 2 mm in diameter.
Conclusions:
- Radiofrequency energy is a viable method for achieving arterial occlusion.
- The technique is particularly suitable for small vessels, generally less than 2 mm in diameter.
- Successful clinical application supports its use in interventional procedures.