astronomy

Tofy Mussivand

Tofy Mussivand is a astronomy topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Tofy Mussivand rather than just read about it. In short: Tofigh "Tofy" Mussivand (Persian: توفیق موسیوند; 2 December 1942 – 7 January 2024) was an Iranian-Canadian medical engineer of Kurdish origin who invented the Artificial Cardiac Pump, a device that pumps blood and takes over the function of breathing during a heart surgery. Biography Mussivand was born to Kurdish parents in the village of Varkaneh in Hamadan province, Iran.

Key takeaways

Tofy Mussivand belongs to astronomy; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Tofy Mussivand to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Tofy Mussivand from memory before moving on to harder problems.

Reference excerpt

Tofigh "Tofy" Mussivand (Persian: توفیق موسیوند; 2 December 1942 – 7 January 2024) was an Iranian-Canadian medical engineer of Kurdish origin who invented the Artificial Cardiac Pump, a device that pumps blood and takes over the function of breathing during a heart surgery.

Biography Mussivand was born to Kurdish parents in the village of Varkaneh in Hamadan province, Iran. Before leaving Varkaneh to study in Tehran, he was a goat herder. He studied engineering at Tehran University and University of Alberta, and fled Iran in 1957. He worked for the Canadian government, crown corporations, and the private sector. Mussivand went on to receive his doctorate in medical engineering and medical sciences at the University of Akron and the Northeastern Ohio Universities College of Medicine. Thereafter, he joined the Cleveland Clinic. In 1989, Mussivand returned to Canada. Mussivand was a professor of surgery and of engineering at the University of Ottawa and Carleton University; the chair and director of the cardiovascular devices division of the University of Ottawa Heart Institute (UOHI) and medical devices program of both the University of Ottawa and Carleton University. He was an honorary member of the Iranian Academy of Medical Sciences. Mussivand died on 7 January 2024, at the age of 81.

Selected publications Mussivand, Tofy (2004). "856-1 Mechanical circulatory support: Evolving trends in support duration". Journal of the American College of Cardiology. 43 (5). Elsevier Biomedical: A233. doi:10.1016/s0735-1097(04)90994-1. ISSN 0735-1097. OCLC 98570923. Imachi, Kou; Mussivand, Tofy (2010). "Outline of the International Organization for Standardization Standard for Circulatory Support Devices (ISO 14708-5)". Artificial Organs. 34 (9). Blackwell Publishing: 695–698. doi:10.1111/j.1525-1594.2010.01097.x. ISSN 1525-1594. OCLC 666863666. PMID 20883386. Mussivand, Tofy (2003). "Honoring Living Legends". Artificial Organs. 27 (6). Blackwell Science: 581–582. doi:10.1046/j.1525-1594.2003.07217.x. ISSN 1525-1594. OCLC 437591192. PMID 12780514. S2CID 2295240. Mielniczuk, Lisa; Mussivand, Tofy; Davies, Ross; Mesana, Thierry G (2004). "Patient Selection for Left Ventricular Assist Devices". Artificial Organs. 28 (2). Blackwell Publishing: 152–157. doi:10.1111/j.1525-1594.2003.47333.x. ISSN 1525-1594. OCLC 437941681. PMID 14961953. Mussivand, Tofy (1998). "Lessons Learned from the Grandfather of Artificial Organs". Artificial Organs. 22 (11). New York, Raven Press: 985–987. doi:10.1046/j.1525-1594.1998.06255.x. ISSN 1525-1594. OCLC 92216345. PMID 9821535. Mussivand, Tofy (1999). "ORIGINAL ARTICLES – Mechanical Circulatory Devices for the Treatment of Heart Failure – The results of a prospective trial of partial left ventriculectomy (PLV) in patients with idiopathic dilated cardiomyopathy, left ventricular end-diastolic diameter (LVEDD) > 7 cm, refractory NYHA Class IV symptoms, and depressed exercise oxygen consumption studies are reported. PLV can be performed with acceptable early and 12-month mortality. Significant improvement in LVEF, LVEDD, and NYHA Class are seen at up to 12-month follow-up". Journal of Cardiac Surgery. 14 (3). Futura: 218–228. doi:10.1111/j.1540-8191.1999.tb00983.x. ISSN 0886-0440. OCLC 96424197. PMID 10789713. S2CID 72383213.

References

Worked examples

Example 1 — a first encounter with Tofy Mussivand

Start with the simplest possible case. Write down what Tofy Mussivand claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In astronomy, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Tofy Mussivand before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Tofy Mussivand ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Tofy Mussivand

In research: Tofy Mussivand appears in astronomy research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Tofy Mussivand in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Tofy Mussivand is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1942 births, 2024 deaths, Canadian cardiologists, so understanding it makes those chapters shorter.
In everyday life: Look for Tofy Mussivand outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Tofy Mussivand in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Tofy Mussivand means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Tofy Mussivand out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Tofy Mussivand in simple terms?

Why does Tofy Mussivand matter?

Because it connects several astronomy ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Tofy Mussivand?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Tofy Mussivand.