Coronary Angioplasty 3d medical animation by Dandelion Team

Dandelion Medical Animation
10 May 202203:07

Summary

TLDRThe script explains coronary artery disease, caused by cholesterol plaques narrowing the arteries. Coronary angioplasty is a procedure to widen these arteries without surgery. A catheter and guidewire are used to navigate to the heart, where a balloon inflates to compress plaques. A stent, often drug-coated, is then deployed to keep the artery open, improving blood flow to the heart. The stent remains permanently to prevent re-narrowing and plaque buildup.

Takeaways

  • 💓 The heart, like all organs, requires a constant supply of blood, provided by the coronary arteries.
  • 🚫 Coronary artery disease is caused by plaque buildup, which is composed of cholesterol deposits that narrow the arteries over time.
  • 🩺 Coronary angioplasty is a procedure to widen blocked or narrowed coronary arteries without the need for open-heart surgery.
  • 💉 Local anesthesia is used, so patients are awake during the procedure, with a needle inserted through the skin into an artery.
  • 🧵 A thin, flexible guide wire is inserted through the needle and navigated to the heart via the arterial system.
  • 🌐 A catheter is advanced through the coronary arteries, and a contrast dye is injected to identify arterial blockages via fluoroscopy.
  • 🎈 If significant blockages are found, a small balloon is guided to the affected area and inflated to widen the artery and compress fatty deposits.
  • 🛠️ A stent, a tiny coil of wire mesh, is used to support the artery walls and prevent re-narrowing after angioplasty.
  • 🔄 The stent is collapsed around a balloon, guided through the blockage, and expands when the balloon is inflated, locking into place.
  • 💊 Most stents implanted are drug-coated, slowly releasing medication to prevent future plaque buildup and arterial re-narrowing.
  • 🔚 After the stent is in place, the balloon and catheter are deflated and removed, completing the angioplasty procedure.

Q & A

  • What is the primary function of the coronary arteries?

    -The coronary arteries are responsible for supplying a constant flow of blood to the heart.

  • What causes coronary artery disease?

    -Coronary artery disease is caused by plaque buildup, which consists of cholesterol deposits, in the walls of the coronary arteries, leading to narrowing over time.

  • What is a coronary angioplasty and why is it performed?

    -A coronary angioplasty is a medical procedure used to widen blocked or narrowed coronary arteries without the need for open-heart surgery.

  • How is the patient typically prepared for a coronary angioplasty?

    -The skin is numbed, and the patient remains awake during the procedure. A needle is inserted through the skin into one of the arteries via an incision in the groin, wrist, or arm.

  • What is the purpose of the guide wire used in the procedure?

    -The guide wire is inserted through the needle into the artery and up to the heart, allowing the catheter to be advanced to the coronary arteries.

  • What is the role of the contrast dye in the angioplasty procedure?

    -The contrast dye is injected through the tube to make the blockages in the artery visible under fluoroscopy, an X-ray imaging technique.

  • What is the purpose of the small balloon used in the angioplasty?

    -The small balloon is used to widen the affected section of the artery by squashing the fatty deposits against the artery wall when inflated.

  • What is a stent and how does it function in an angioplasty?

    -A stent is a tiny coil of wire mesh that supports the walls of the artery and helps prevent it from re-narrowing. It is collapsed around a balloon and guided through the blockage, expanding and locking into place when the balloon is inflated.

  • Why are most stents implanted during an angioplasty drug-coated?

    -Drug-coated stents release medication slowly to help prevent future plaque buildup and the re-narrowing of the blood vessel.

  • What happens after the stent is successfully placed in the artery?

    -Once the stent is in place, the balloon and catheter are deflated and removed, leaving the stent to permanently hold the artery open and improve blood flow to the heart.

  • What is the significance of fluoroscopy in the angioplasty procedure?

    -Fluoroscopy is an X-ray device used to identify blockages in the artery by visualizing the contrast dye, guiding the doctor in the placement of the stent and balloon.

Outlines

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Transcripts

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الوسوم ذات الصلة
Heart HealthMedical ProcedureAngioplastyCoronary ArteriesPlaque BuildupStent ImplantHealthcareCardiologyBlood FlowHealth EducationMedical Innovation
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