Percutaneous Transluminal Angioplasty | 合法醫療器材資訊網

Percutaneoustransluminalangioplasty(PTA)isaprocedurethatcanopenupablockedbloodvesselusingasmall,flexibleplastictube,orcatheter,witha ...

Percutaneous transluminal angioplasty (PTA) is a procedure that can open up a blocked blood vessel using a small, flexible plastic tube, or catheter, with a "balloon" at the end of it. When the tube is in place, it inflates to open the blood vessel, or artery, so that normal blood flow is restored.

Fatty deposits can build up in your blood vessels, reducing blood flow and in some cases, blocking it completely. The biggest danger from fat build up is that pieces may break off, form clots, and cause a heart attack or stroke. The PTA can open blocked arteries and reduce these risks.

The radiologist will insert a balloon-type catheter into an artery in your groin or arm. The doctor will inflate the balloon several times, for about one minute each time, in order to "push" the fatty deposits against the artery wall. The ...