The Guiding Catheter Case Summary

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1. Access into the femoral artery in the leg, is created by a device called an “introducer needle”. This procedure is often termed percutaneous access.
2. Once access into the artery is gained, a “sheath introducer “ is placed in the opening to keep the artery open and control bleeding.
3. Through this sheath, a long, flexible, soft plastic tube called a “guiding catheter” is pushed. The tip of the guiding catheter is placed at the mouth of the coronary artery. The guiding catheter also allows for radio-opaque dyes to be injected into the coronary artery, so that the disease state and location can be readily assessed using real time X-ray visualization.
4. During the X-ray visualization, the cardiologist estimates the size of the coronary artery
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