News angioplasty in the treatment of the heart. Vasodilation is conducted by a special superfine probe (thick as a human hair). At the end of the catheter attached balloon that is inflated at the site of narrowing of the vessel, after which the site is established stent. This procedure gives a positive effect for years 90% of patients and relieve the need in the providence of aorta – coronary artery bypass grafting. Stents emit medicines. Such stents are composed of metal grating (similar to a conventional stent), in addition to that they are isolated polymer, which contains the drug.
After stent placement, the drug released from several weeks to several months and prevents the spread of fatty deposits on vessel walls. Such a stent retains vessel for many years in 95% of cases. To date in Israel, uses four types of stents. They differ from each other kind of metal, polymer and drug. New stents are good that, along with the medicine decomposes and the polymer, and to date in development are stents which will be an absolute expansion of the metal.
Catheterization during the acute occlusion of the vessel. Acute obstruction occurs when there is a change in the vessel walls leading to the allotments of fat from the walls and as a result of this, the formation of a blood clot that can occlude the vessel. Standard treatment for 25 years in this case was an intravenous drug thinning bunches. Recently, in the clinics of Israel, after extensive clinical studies have shown that in the providence of emergency catheterization in the bulk of cases has a significant advantage over intravenous drug.