Components and working of the heart-lung machine

he major components of the heart-lung machine are the oxygenator, reservoir container, tubing, pump, heat exchanger, cannulas, and cardiac vents. The tubing hooked up to the heart-lung machine extracts the venous blood from the body. It then directly passes into the reservoir on the pump. The reservoir is comparable to a person’s heart since it pumps the blood through the oxygenator and transfers it back to the patient.

1) Cannula: The cannula (venous) is the component of the machine that connects the device and the person. Without it, the perfusionist cannot connect it to the tubing and draw the blood out. It has a few holes at the bottom to allow the blood to enter the tubing. Another tubing transfers the oxygenated blood through a different cannula (arterial).

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2) Tubing: A connector connects the tubing and the cannula. The perfusionist ensures that the tubing is sterilized and checks for air in it. Next, they hook the arterial and venous tubing to the arterial and venous cannulas, respectively.

3) Reservoir: It receives the (venous) deoxygenated blood from the patient through the cannulas and tubings. It performs the function of the heart by pushing the tubing and propelling the blood forward.

4) Oxygenator: After the continuous propulsion of the blood, it reaches the oxygenator. It is the most crucial part of the machine since it converts the venous blood into arterial blood. After oxygenating the blood, it rides up through the arterial tubing and enters the patient.

5) Heat exchanger: This component cools or heats the patient by running cold or hot water through the machine. Since the surgeon is performing an extremely invasive procedure, it is essential to slow down the metabolism by cooling down the body.

Cardiopulmonary bypass surgery
Before any heart transplant or major heart repair is attempted, the heart is stopped completely. However, this leads to the death of the body cells. Therefore, to prevent this, the heart and lung machine is connected to the body via a surgery called cardiopulmonary bypass to ensure that all the body cells get their required nutrition and oxygen from the blood. Cardiopulmonary bypass surgery enables the heart-lung machine to take over the responsibility of the heart. To perform this surgery, an anesthesiologist has to be present in the operating room to ensure that the patient is successfully insensitive to pain and to support the patient after the operation. Many monitors are also present to allow the surgeons to monitor the vital signs in real-time throughout the surgery. In addition, the transesophageal echocardiography (TE) machine enables them to examine the patient’s heart function before and after the procedure.

The person who runs the heart lungs machine is known as the perfusionist/ perfusion technologist. At the end of the device, the heat exchanger is present. It allows them to control the patient’s body temperature during the operation. First, the surgeon makes two pledgets in the patient’s heart for the connection of the cannulas. Once they insert the aortic cannula into the aorta, the connection between the patient and the machine is successful. Next, the surgeon uses a venous cannula to remove the blood and inserts it into the right atrium, through the diaphragm, and into the inferior vena cava. Since it is inside the right atrium, where the blood reaches from parts of the body, the surgeons can collect that blood, send it to the heart-lung machine with the{CO_2}CO
2
​
taken out and the{O_2}O
2
​
put in.

Extracorporeal membrane oxygenation (ECMO)
The extracorporeal membrane oxygenation (ECMO) is a machine that can carry out the work of a patient’s lungs, heart, or entire cardiovascular system during heart failure. It is an advanced heart and lung machine used in medical practices today. In addition, it works during severe infection or cardiac arrest. It works by removing the blood from the patient’s body via one of the large veins in the neck or groin, oxygenating it, and removing carbon dioxide through an artificial lung before pumping the new blood back into the body.

The ECMO circuit comprises tubes and lines that run from the patient through multiple checkpoints. Tubing carries liquids or gases such as blood and medication to and from the body. Lines power different sensors which monitor blood flow, hemoglobin concentration, and oxygen saturation. The ECMO specialists continuously take readings along the way to know exactly how the circuit is performing.


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  • Adherence to paper instructions
  • Ability to tackle bulk assignments
  • Reasonable prices
  • 24/7 Customer Support
  • Get superb grades consistently

Online Academic Help With Different Subjects

Literature

Students barely have time to read. We got you! Have your literature essay or book review written without having the hassle of reading the book. You can get your literature paper custom-written for you by our literature specialists.

Finance

Do you struggle with finance? No need to torture yourself if finance is not your cup of tea. You can order your finance paper from our academic writing service and get 100% original work from competent finance experts.

Computer science

Computer science is a tough subject. Fortunately, our computer science experts are up to the match. No need to stress and have sleepless nights. Our academic writers will tackle all your computer science assignments and deliver them on time. Let us handle all your python, java, ruby, JavaScript, php , C+ assignments!

Psychology

While psychology may be an interesting subject, you may lack sufficient time to handle your assignments. Don’t despair; by using our academic writing service, you can be assured of perfect grades. Moreover, your grades will be consistent.

Engineering

Engineering is quite a demanding subject. Students face a lot of pressure and barely have enough time to do what they love to do. Our academic writing service got you covered! Our engineering specialists follow the paper instructions and ensure timely delivery of the paper.

Nursing

In the nursing course, you may have difficulties with literature reviews, annotated bibliographies, critical essays, and other assignments. Our nursing assignment writers will offer you professional nursing paper help at low prices.

Sociology

Truth be told, sociology papers can be quite exhausting. Our academic writing service relieves you of fatigue, pressure, and stress. You can relax and have peace of mind as our academic writers handle your sociology assignment.

Business

We take pride in having some of the best business writers in the industry. Our business writers have a lot of experience in the field. They are reliable, and you can be assured of a high-grade paper. They are able to handle business papers of any subject, length, deadline, and difficulty!

Statistics

We boast of having some of the most experienced statistics experts in the industry. Our statistics experts have diverse skills, expertise, and knowledge to handle any kind of assignment. They have access to all kinds of software to get your assignment done.

Law

Writing a law essay may prove to be an insurmountable obstacle, especially when you need to know the peculiarities of the legislative framework. Take advantage of our top-notch law specialists and get superb grades and 100% satisfaction.

What discipline/subjects do you deal in?

We have highlighted some of the most popular subjects we handle above. Those are just a tip of the iceberg. We deal in all academic disciplines since our writers are as diverse. They have been drawn from across all disciplines, and orders are assigned to those writers believed to be the best in the field. In a nutshell, there is no task we cannot handle; all you need to do is place your order with us. As long as your instructions are clear, just trust we shall deliver irrespective of the discipline.

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In the event that you don’t like your paper:

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Will anyone find out that I used your services?

We have a privacy and confidentiality policy that guides our work. We NEVER share any customer information with third parties. Noone will ever know that you used our assignment help services. It’s only between you and us. We are bound by our policies to protect the customer’s identity and information. All your information, such as your names, phone number, email, order information, and so on, are protected. We have robust security systems that ensure that your data is protected. Hacking our systems is close to impossible, and it has never happened.

How our Assignment Help Service Works

1. Place an order

You fill all the paper instructions in the order form. Make sure you include all the helpful materials so that our academic writers can deliver the perfect paper. It will also help to eliminate unnecessary revisions.

2. Pay for the order

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Components and working of the heart-lung machine

he major components of the heart-lung machine are the oxygenator, reservoir container, tubing, pump, heat exchanger, cannulas, and cardiac vents. The tubing hooked up to the the venous blood from the body. It then directly passes into the reservoir on the pump. The reservoir is comparable to a person’s heart since it pumps the blood through the oxygenator and transfers it back to the patient.

1) Cannula: The cannula (venous) is the component of the machine that connects the device and the person. Without it, the perfusionist cannot connect it to the tubing and draw the blood out. It has a few holes at the bottom to allow the blood to enter the tubing. Another tubing transfers the oxygenated blood through a different cannula (arterial).

Don't use plagiarized sources. Get Your Custom Essay on
Components and working of the heart-lung machine
Just from $9/Page
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2) Tubing: A connector connects the tubing and the cannula. The perfusionist ensures that the tubing is sterilized and checks for air in it. Next, they hook the arterial and venous tubing to the arterial and venous cannulas, respectively.

3) Reservoir: It receives the (venous) deoxygenated blood from the patient through the cannulas and tubings. It performs the function of the heart by pushing the tubing and propelling the blood forward.

4) Oxygenator: After the continuous propulsion of the blood, it reaches the oxygenator. It is the most crucial part of the machine since it converts the venous blood into arterial blood. After oxygenating the blood, it rides up through the arterial tubing and enters the patient.

5) Heat exchanger: This component cools or heats the patient by running cold or hot water through the machine. Since the surgeon is performing an extremely invasive procedure, it is essential to slow down the metabolism by cooling down the body.

Before any heart transplant or major heart repair is attempted, the heart is stopped completely. However, this leads to the death of the body cells. Therefore, to prevent this, the heart and lung machine is connected to the body via a surgery called cardiopulmonary bypass to ensure that all the body cells get their required nutrition and oxygen from the blood. Cardiopulmonary bypass surgery enables the heart-lung machine to take over the responsibility of the heart. To perform this surgery, an anesthesiologist has to be present in the operating room to ensure that the patient is successfully insensitive to pain and to support the patient after the operation. Many monitors are also present to allow the surgeons to monitor the vital signs in real-time throughout the surgery. In addition, the transesophageal echocardiography (TE) machine enables them to examine the patient’s heart function before and after the procedure.

The person who runs the heart lungs machine is known as the perfusionist/ perfusion technologist. At the end of the device, the heat exchanger is present. It allows them to control the patient’s body temperature during the operation. First, the surgeon makes two pledgets in the patient’s heart for the connection of the cannulas. Once they insert the aortic cannula into the aorta, the connection between the patient and the machine is successful. Next, the surgeon uses a venous cannula to remove the blood and inserts it into the right atrium, through the diaphragm, and into the inferior vena cava. Since it is inside the right atrium, where the blood reaches from parts of the body, the surgeons can collect that blood, send it to the heart-lung machine with the{CO_2}CO
2

taken out and the{O_2}O
2

put in.

Extracorporeal membrane oxygenation (ECMO)
The extracorporeal membrane oxygenation (ECMO) is a machine that can carry out the work of a patient’s lungs, heart, or entire cardiovascular system during heart failure. It is an advanced heart and lung machine used in medical practices today. In addition, it works during severe infection or cardiac arrest. It works by removing the blood from the patient’s body via one of the large veins in the neck or groin, oxygenating it, and removing carbon dioxide through an artificial lung before pumping the new blood back into the body.

The ECMO circuit comprises tubes and lines that run from the patient through multiple checkpoints. Tubing carries liquids or gases such as blood and medication to and from the body. Lines power different sensors which monitor blood flow, hemoglobin concentration, and oxygen saturation. The take readings along the way to know exactly how the circuit is performing.


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Buy Custom Essay

Are you busy and do not have time to handle your assignment? Are you scared that your paper will not make the grade? Do you have responsibilities that may hinder you from turning in your assignment on time? Are you tired and can barely handle your assignment? Are your grades inconsistent?

Whichever your reason is, it is valid! You can get professional academic help from our service at affordable rates. We have a team of professional academic writers who can handle all your assignments.

Why Choose Our Academic Writing Service?

  • Plagiarism free papers
  • Timely delivery
  • Any deadline
  • Skilled, Experienced Native English Writers
  • Subject-relevant academic writer
  • Adherence to paper instructions
  • Ability to tackle bulk assignments
  • Reasonable prices
  • 24/7 Customer Support
  • Get superb grades consistently

Online Academic Help With Different Subjects

Literature

Students barely have time to read. We got you! Have your literature essay or book review written without having the hassle of reading the book. You can get your literature paper custom-written for you by our literature specialists.

Finance

Do you struggle with finance? No need to torture yourself if finance is not your cup of tea. You can order your finance paper from our academic writing service and get 100% original work from competent finance experts.

Computer science

Computer science is a tough subject. Fortunately, our computer science experts are up to the match. No need to stress and have sleepless nights. Our academic writers will tackle all your computer science assignments and deliver them on time. Let us handle all your python, java, ruby, JavaScript, php , C+ assignments!

Psychology

While psychology may be an interesting subject, you may lack sufficient time to handle your assignments. Don’t despair; by using our academic writing service, you can be assured of perfect grades. Moreover, your grades will be consistent.

Engineering

Engineering is quite a demanding subject. Students face a lot of pressure and barely have enough time to do what they love to do. Our academic writing service got you covered! Our engineering specialists follow the paper instructions and ensure timely delivery of the paper.

Nursing

In the nursing course, you may have difficulties with literature reviews, annotated bibliographies, critical essays, and other assignments. Our nursing assignment writers will offer you professional nursing paper help at low prices.

Sociology

Truth be told, sociology papers can be quite exhausting. Our academic writing service relieves you of fatigue, pressure, and stress. You can relax and have peace of mind as our academic writers handle your sociology assignment.

Business

We take pride in having some of the best business writers in the industry. Our business writers have a lot of experience in the field. They are reliable, and you can be assured of a high-grade paper. They are able to handle business papers of any subject, length, deadline, and difficulty!

Statistics

We boast of having some of the most experienced statistics experts in the industry. Our statistics experts have diverse skills, expertise, and knowledge to handle any kind of assignment. They have access to all kinds of software to get your assignment done.

Law

Writing a law essay may prove to be an insurmountable obstacle, especially when you need to know the peculiarities of the legislative framework. Take advantage of our top-notch law specialists and get superb grades and 100% satisfaction.

What discipline/subjects do you deal in?

We have highlighted some of the most popular subjects we handle above. Those are just a tip of the iceberg. We deal in all academic disciplines since our writers are as diverse. They have been drawn from across all disciplines, and orders are assigned to those writers believed to be the best in the field. In a nutshell, there is no task we cannot handle; all you need to do is place your order with us. As long as your instructions are clear, just trust we shall deliver irrespective of the discipline.

Are your writers competent enough to handle my paper?

Our essay writers are graduates with bachelor's, masters, Ph.D., and doctorate degrees in various subjects. The minimum requirement to be an essay writer with our essay writing service is to have a college degree. All our academic writers have a minimum of two years of academic writing. We have a stringent recruitment process to ensure that we get only the most competent essay writers in the industry. We also ensure that the writers are handsomely compensated for their value. The majority of our writers are native English speakers. As such, the fluency of language and grammar is impeccable.

What if I don’t like the paper?

There is a very low likelihood that you won’t like the paper.

Reasons being:

  • When assigning your order, we match the paper’s discipline with the writer’s field/specialization. Since all our writers are graduates, we match the paper’s subject with the field the writer studied. For instance, if it’s a nursing paper, only a nursing graduate and writer will handle it. Furthermore, all our writers have academic writing experience and top-notch research skills.
  • We have a quality assurance that reviews the paper before it gets to you. As such, we ensure that you get a paper that meets the required standard and will most definitely make the grade.

In the event that you don’t like your paper:

  • The writer will revise the paper up to your pleasing. You have unlimited revisions. You simply need to highlight what specifically you don’t like about the paper, and the writer will make the amendments. The paper will be revised until you are satisfied. Revisions are free of charge
  • We will have a different writer write the paper from scratch.
  • Last resort, if the above does not work, we will refund your money.

Will the professor find out I didn’t write the paper myself?

Not at all. All papers are written from scratch. There is no way your tutor or instructor will realize that you did not write the paper yourself. In fact, we recommend using our assignment help services for consistent results.

What if the paper is plagiarized?

We check all papers for plagiarism before we submit them. We use powerful plagiarism checking software such as SafeAssign, LopesWrite, and Turnitin. We also upload the plagiarism report so that you can review it. We understand that plagiarism is academic suicide. We would not take the risk of submitting plagiarized work and jeopardize your academic journey. Furthermore, we do not sell or use prewritten papers, and each paper is written from scratch.

When will I get my paper?

You determine when you get the paper by setting the deadline when placing the order. All papers are delivered within the deadline. We are well aware that we operate in a time-sensitive industry. As such, we have laid out strategies to ensure that the client receives the paper on time and they never miss the deadline. We understand that papers that are submitted late have some points deducted. We do not want you to miss any points due to late submission. We work on beating deadlines by huge margins in order to ensure that you have ample time to review the paper before you submit it.

Will anyone find out that I used your services?

We have a privacy and confidentiality policy that guides our work. We NEVER share any customer information with third parties. Noone will ever know that you used our assignment help services. It’s only between you and us. We are bound by our policies to protect the customer’s identity and information. All your information, such as your names, phone number, email, order information, and so on, are protected. We have robust security systems that ensure that your data is protected. Hacking our systems is close to impossible, and it has never happened.

How our Assignment Help Service Works

1. Place an order

You fill all the paper instructions in the order form. Make sure you include all the helpful materials so that our academic writers can deliver the perfect paper. It will also help to eliminate unnecessary revisions.

2. Pay for the order

Proceed to pay for the paper so that it can be assigned to one of our expert academic writers. The paper subject is matched with the writer’s area of specialization.

3. Track the progress

You communicate with the writer and know about the progress of the paper. The client can ask the writer for drafts of the paper. The client can upload extra material and include additional instructions from the lecturer. Receive a paper.

4. Download the paper

The paper is sent to your email and uploaded to your personal account. You also get a plagiarism report attached to your paper.

smile and order essay GET A PERFECT SCORE!!! smile and order essay Buy Custom Essay


How it works

Fill in the
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01

Provide your
payment details

02

YOUR WRITER
IS WORKING
ON YOUR CUSTOM PAPERS

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Get
your completed work!

04

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your first order

Why us

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with certified writers

ALL SUBJECTS

and academic levels

premium quality

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Activity

1141
Preparing orders
424
Completed orders
782
Active writers
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Satisfied customers

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