Early clinical experience with the multi-link coronary stent
β Scribed by Wong, Philip ;Wong, Chi-Ming ;Cheng, Chun-Ho ;Ko, Patrick ;Chow, Joseph ;Tai, Yau-Ting ;Barnes, Christopher
- Publisher
- John Wiley and Sons
- Year
- 1996
- Tongue
- English
- Weight
- 848 KB
- Volume
- 39
- Category
- Article
- ISSN
- 0098-6569
No coin nor oath required. For personal study only.
β¦ Synopsis
The Multi-Link coronary stent (Advanced Cardiovascular Systems, Santa Clara, CA) is a balloon expandable stent carved from a stainless steel cylinder and is composed of 12 corrugated rings connected by multiple links. This design gives the stent great flexibility and conformity as wail as radial strength. For the 3 month period from November 1995 to January 1996, all patients undergoing stent implantation in our institution were treated with this device, except for vessels smaller than 2.7 mm or larger than 3.7 mm in diameter, left main disease, or those who could not tolerate anticoagulation therapy. Forty patients, with a total of 42 arteries or 44 lesions, were treated with 56 stents, or 1.33 stents per artery. Clinical presentaton included stable angina in 13 (32.5%), unstable angina in 24 (SO%), acute myocardial infarction in 2 (5%), of whom 1 was in cardiogenic shock, and atypical symptoms with an abnormal thallium stress test in 1 (2.5%). According to the American College of Cardiology/American Heart Association (ACCIAHA) classification, 8 le sions (18%) were type A, 14 (32%) type B1, 11 (25%) type 82, and 11 (25%) type C. Forty-three lesions (97.7%) were de novo and 1 (2.3%) restenotic. Stent delivery was successful in ail patients. Complications included 1 balloon rupture at 7 atm but without sequelae, and 2 patients in whom the coronary guide wire became kinked and locked inside the catheter shaft of the stent dellvery system but stent delivery was eventually successful. Mean diameter stenosis was reduced from 76 k 13% prestenting to 2 f 9% poststenting and minimal lumen diameter increased from 0.87 & 0.38 to 2.82 f 0.34 mm. There were no acute-subacute stent thromboses, bleedlng/vascular complications, or major cardiac events such as myocardial infarction, coronary artery bypass surgery, or death during a follow-up period of 2-5 months (mean 3.6 months). In conclusion, our early clinical experience with the Multi-Link stent is very encouraging, with a very high rate of successful delivery and minimal complications. Q 1996 Wlley-Liu, Inc.
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