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Doctor insights on: Why Is Hypothermia Used During Open Heart Surgery

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Why is hypothermia used during open heart surgery?

Why is hypothermia used during open heart surgery?

Cool the heart: Hypothermia is used to cool the heart while on a blood bypass machine. Cooling the heart results in less oxygen use by the heart muscle while the heart is receiving less blood and less oxygen during the bypass surgery itself. The cooling also helps to slow the heartbeat making surgery on the heart vessels easier. ...Read more

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Dr. Frederick Tibayan
358 doctors shared insights

Heart Surgery (Definition)

Open intervention on the heart to correct congenital cardiac anomalies, repair replace heart valves, ascending aortic dissection repair, coronary bypass, heart transplant, surgical removal of heart tumors, ventricular assist devices, cox maze procedures to cure atrial fibrillation, repair of trauma to the heart. Repair of iatrogenic injuries to heart, heart-lung ...Read more


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Why is open heart surgery necessary?

Why is open heart surgery necessary?

Last resort: Heart surgery is typically held in reserve for patients with problems that are life-threatening that cannot be fixed with medications or fixed with percutaneous procedures performed in the cardiac catheterization laboratory. ...Read more

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When is open heart surgery absolutely necessary for leaky heart valves?

When is open heart surgery absolutely necessary for leaky heart valves?

Function: When the patient begins to develop symptoms of heart failure, either right or left sided, which is poorly treated with medical therapy, it is time for surgical intervention. Surgery should be done before the changes become too severe or permanent. ...Read more

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I'm wondering why is heart surgery performed through the scrotum?

I'm wondering why is heart surgery performed through the scrotum?

It's not.: Heart surgery is performed through the chest. Some percutaneous treatments are performed through the femoral vessels in the groin. ...Read more

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How dangerous is open heart surgery?

It depends: Factors like your age, general health, other health problems you might have, prior heart surgeries, pumping function of your heart, and, of course, what particular operation is being considered, all affect the risk of a particular surgery. ...Read more

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Is the heart-lung machine put into effect during an open heart surgery?

Is the heart-lung machine put into effect during an open heart surgery?

Cardiopulmonary : Cardiopulmonary bypass machine supports the patient. Tubes- cannulae are placed in the veins to drain by gravity the blood to an oxygenator receptacle, the blood is oxygenated, and pumped through another cannula system to the arterial circulation., the are multiple kinds, and sizes of these tubes! we can place them in any big artery or vein to get the flow we need. ...Read more

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How risky is open heart surgery?

How risky is open heart surgery?

CABG 1-2 % mortality: For coronary artery bypass surgery generally in the 1-2% mortality range; for valve replacement 4-5%, higher in re-do surgery. ...Read more

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How does the heart get blood during an open heart surgery?

How does the heart get blood during an open heart surgery?

May not: Sometimes blood still flows through the coronaries, or the heart is cooled, potassium arrested with solution called cardioplegia. The techniques are selected specific to the operation to be done. ...Read more

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How is the open heart surgery performed?

How is the open heart surgery performed?

Bypass: The heart is stopped and the blood returning to the heart is instead diverted to the pump oxygenator, a machine that adds oxygen to the blood which is then pumped back into the aorta. So the surgery can be done with the heart stopped and with the blood bypassing the heart chambers. After the surgery on the heart is completed, the blood is directed back through the heart and lungs. ...Read more

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What does "pulmonary embolectomy with cardiac arrest and ROSC", mean? They did use CPB during procedure

What does "pulmonary embolectomy with cardiac arrest and ROSC", mean? They did use CPB during procedure

Complicated.: Here is the breakdown. There was a blood clot in the lungs that was removed surgically. During the procedure, the heart stopped. With CPR, the heart restarted and starting pumping normally (ROSC = return on spontaneous circulation). The use of CPB (cardiopulmonary bypass) is not indicated in a situation like this. Hope this helped. ...Read more

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Hi is it normal to use asprin for 2 years after asd open heart surgery because i read it that 6 months are enough in an asd surgery to use aspirin 100

Hi is it normal to use asprin for 2 years after asd open heart surgery because i read it that 6 months are enough in an asd surgery to use aspirin 100

ASD closure successf: If your ASD was successfully closed as confirmed by post op echo and you are in sinus rhythm then aspirin is probably no longer necessary, but if there is still leakage or abnormal rythms or cardiac architecture, aspirin may not be a bad idea. Aspirin has been shown to have other benefits especially in people over 40 so you should discuss discontinuation with your cardiologist. ...Read more

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After cardiac resuscitation during surgery, is it viable/possible to resume anesthetics? (Propofol/Remifentanil)

After cardiac resuscitation during surgery, is it viable/possible to resume anesthetics? (Propofol/Remifentanil)

Yes: It is conceivable , in order to terminate the surgery , not necessarily to complete it, and to take control of certain functions of the body, like the respiratory system and the oxygenation of the brain and other vital organs. ...Read more

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What is the mortality rate for open heart surgery?

What is the mortality rate for open heart surgery?

It varies: Coronary bypass 1-3% is range this is 80 % of many practices aortic valve 3-5 % mitral valve slightly higher congenital heart has many variables! the society for thoracic surgeons has a database to enter some of the patient variables to get a reasonably accurate %. ...Read more

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Which incision is used in open heart surgery?

Which incision is used in open heart surgery?

Depends: Traditionally, this involved an incision throught the length of the sternum(breastbone). Newer techniques can be used, robotic bypass surgery, which use several smaller incisions. The cost is about $8, 000 more but this also results in a shorter hospital stay, a quicker recovery, and perhaps better overall results. ...Read more

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Why do hair fall to a open heart surgery patient with two volves replaced?

Why do hair fall to a open heart surgery patient with two volves replaced?

It's complicated.: Hair loss can happen for a number of reasons, lots of them unrelated to surgery. However, the stress and trauma of surgery, as well as medications to treat heart problems or blood pressure, or anemia after surgery can contribute. You should see a doctor if you are concerned. ...Read more

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Why can the heart stop during surgery?

Why can the heart stop during surgery?

Heart stopping: During open heart surgery the heart is usually stopped so that the surgeons can attach the bypass grafts to the heart, or to repair or replace a valve. They can stop the heart because the patient is placed on a bypass machine to keep the blood pumping while the surgeons work on the heart. There are now some techniques now that will allow surgeons to perform surgery without stopping the heart. ...Read more

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During heart transplant surgery. How is blood flow kept to the brain since the heart has to be taken out?

During heart transplant surgery. How is blood flow kept to the brain since the heart has to be taken out?

Heart lung machine: During heart transplant and in fact many types of heart surgery the patient is connected to cardiopulmonary bypass machine. . The blood is drained out from the large veins (vena cava) into the machine. Oxygen is put into the blood and it is returned into the artery system usually the aorta. So even with the heart stopped, the body and brain continue to receive blood and oxygen. ...Read more

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Open Heart Surgery (Definition)

Not an easy answer. Open heart surgery describes surgical intervention under direct vision involving entering a heart chamber or coronary artery. Percutaneous interventions do not ...Read more


Dr. Stephen Scholand
151 doctors shared insights

Hypothermia (Definition)

Low body temperature. It can be due ...Read more