Search results
Results from the WOW.Com Content Network
As a stent/DES is a medical device, patients are given a 'medical device card' with information on the implanted DES and a medical device serial number; this is important and is useful in future potential medical procedures. This is also the case of several arterial closure systems which are also medical devices.
Percutaneous coronary intervention (PCI) is a minimally invasive non-surgical procedure used to treat narrowing of the coronary arteries of the heart found in coronary artery disease. [2] The procedure is used to place and deploy coronary stents, a permanent wire-meshed tube, to open narrowed coronary arteries. PCI is considered 'non-surgical ...
The shunt is completed by placing a special mesh tube known as a stent or endograft to maintain the tract between the higher-pressure portal vein and the lower-pressure hepatic vein. After the procedure, fluoroscopic images are made to show placement. Pressure in the portal vein and inferior vena cava are often measured. [citation needed]
A stent graft or covered stent is type of vascular stent with a fabric coating that creates a contained tube but is expandable like a bare metal stent. Covered stents are used in endovascular surgical procedures such as endovascular aneurysm repair. Stent grafts are also used to treat stenoses in vascular grafts and fistulas used for hemodialysis.
[10] [11] [12] Boston Scientific's Lotus Valve system was awarded CE approval in October 2013. It allows the final position to be assessed and evaluated before release and has been designed to minimise regurgitation. [12] Boston Scientific has since retired the device as of January 11, 2021. [13]
A percutaneous coronary intervention, or coronary angioplasty with stenting, is a non-surgical procedure used to improve the blood flow to the heart. [ 1 ] Coronary angioplasty is indicated for coronary artery diseases such as unstable angina , NSTEMI , STEMI and spontaneous coronary artery perforation. [ 1 ]
A bioresorbable stent is a tube-like device that is used to open and widen clogged heart arteries and then dissolves or is absorbed by the body. It is made from a material that can release a drug to prevent scar tissue growth. It can also restore normal vessel function and avoid long-term complications of metal stents. [1] [2]
Covered stents carry the advantage of preventing tumours from growing into the stent, although they run the risk of increased migration after deployment. [6] A plastic self-expanding stent (Polyflex, Boston Scientific) has also been developed for similar applications. It confers an additional advantage as it is designed to be removable, and may ...