Users' questions

Can you have MRI with drug-eluting stent?

Can you have MRI with drug-eluting stent?

Drug-eluting stents are now used in over 80% of patients with coronary artery disease. Through nonclinical testing, the Endeavor stent has been shown to be MRI safe at field strengths of 3T or less and a maximum whole-body averaged specific absorption rate (SAR) of 2 W/kg for 15 minutes of MRI.

Is a Cypher stent drug-eluting?

Cypher is a brand of drug-eluting coronary stent from Cordis Corporation, a Cardinal Health company. During a balloon angioplasty, the stent is inserted into the artery to provide a “scaffold” to open the artery.

Is DES MRI compatible?

Despite emerging evidence that magnetic resonance imaging (MRI) is safe within 8 weeks after bare metal coronary stenting, there are limited data on the safety of MRI imaging very early (1 to 3 days) after stent implantation and no published studies to date on the safety of MRI after insertion of drug-eluting stents ( …

Are coronary stents safe?

The most common type of heart stent is generally considered safe and effective when used with anti-clotting medication. A stent is a small mesh tube inserted into an artery to keep it open. A drug-eluting stent is coated with a slow-release medication to help prevent blood clots from forming in a stent.

Can you have an MRI with aneurysm coils?

Coils, stents, and filters that are made from nonferromagnetic materials (e.g., titanium, titanium alloy, Phynox, Elgiloy, MP35N, 316L stainless steel, or Nitinol) are considered safe for patients under- going MR procedures using MR systems operating at 1.5 Tesla or less immediately after implantation.

Are stents affected by magnets?

Conclusion: The magnetic force on the investigated paramagnetic stents is even smaller than the gravitational force acting on the stents in the Earth’s gravity field, so that it has no physiological impact on the stented vessels.

Can you have an MRI after a heart stent?

Manufacturers recommend postponing MRI studies until eight weeks after coronary stent placement.

What type of metal is safe for MRI?

Titanium is a paramagnetic material that is not affected by the magnetic field of MRI. The risk of implant-based complications is very low, and MRI can be safely used in patients with implants.

Are platinum coils MRI safety?

Other embolization coils made from nitinol, platinum, or platinum and iridium with similar configurations have been evaluated and found to be safe for patients undergoing MR procedures performed in studies at 3 T or less.