Related Experiment Videos
Our experience with Palmaz-Schatz coronary stent
Indian Heart Journal
|November 1, 1994
Summary
Palmaz-Schatz coronary stents effectively treated various coronary artery conditions, achieving high success rates and symptom relief. This study highlights their safety and efficacy in improving blood flow and patient outcomes.
Area of Science:
- Cardiology
- Interventional Cardiology
- Biomedical Engineering
Background:
- Coronary artery disease (CAD) remains a leading cause of mortality worldwide.
- Percutaneous transluminal coronary angioplasty (PTCA) is a common treatment, but restenosis and complications can occur.
- Coronary stenting offers a potential solution to improve PTCA outcomes.
Purpose of the Study:
- To evaluate the safety and efficacy of Palmaz-Schatz coronary stent implantation.
- To assess the outcomes in patients with diverse coronary artery lesions and conditions.
- To determine the rates of procedural success, complications, and long-term clinical results.
Main Methods:
- A prospective study involving 44 patients implanted with Palmaz-Schatz coronary stents between September 1993 and August 1994.
- Stenting was performed for de novo lesions, dissections post-PTCA, suboptimal PTCA results, restenosis, and saphenous vein graft stenosis.
- Clinical outcomes and angiographic results were assessed, including procedural success, complications, and restenosis rates.
Main Results:
- Successful stent delivery was achieved in 43 out of 44 patients (97.7%).
- Significant reduction in diameter stenosis (77% to 10%) and increase in minimal luminal diameter (1.08 mm to 2.92 mm) were observed.
- One death occurred due to left main dissection; vascular/bleeding complications were seen in 6.7% of patients. No acute or subacute stent thrombosis was reported.
- Forty patients were symptom-free at follow-up. Angiography at six months showed restenosis in 2 patients and a new distal lesion in 1 patient, both successfully redilated.
Conclusions:
- Palmaz-Schatz coronary stenting demonstrates a high success rate and is effective in a wide range of coronary artery lesions.
- The procedure is associated with a low complication rate and provides gratifying long-term clinical outcomes.
- Coronary stenting with Palmaz-Schatz devices is a safe and effective therapeutic option for selected patients with coronary artery disease.