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Hermenegildo Arruga

Hermenegildo Arruga is a science 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 Hermenegildo Arruga rather than just read about it. In short: Hermenegildo Arruga Liró, 1st Count of Arruga (March 15, 1886 – May 17, 1972) was a Spanish ophthalmologist known for refining several eye surgeries. He devised one of the early procedures to address retinal detachment, and he received the Gonin Medal from the International Council of Ophthalmology in 1950.

Key takeaways

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

Reference excerpt

Hermenegildo Arruga Liró, 1st Count of Arruga (March 15, 1886 – May 17, 1972) was a Spanish ophthalmologist known for refining several eye surgeries. He devised one of the early procedures to address retinal detachment, and he received the Gonin Medal from the International Council of Ophthalmology in 1950.

Biography Arruga was the second of three generations of eye surgeons. He and his father, ophthalmologist Eduardo Arruga, were both born in Barcelona. He entered medical studies at 16 and graduated in 1908, leaving Spain for a while for further study in France and Germany. His mentors included Edmund Landolt, Julius Hirschberg and Félix de Lapersonne. He returned to Barcelona, spending the rest of his life seeing patients there, with the exception of a move to South America during the Spanish Civil War. Arruga lived above his clinic in Barcelona, where patients and physicians from all over the world came to see him. One of the first surgeons to promote intracapsular cataract extraction, Arruga also suggested technical improvements to several other eye surgeries. Arruga introduced a procedure for treating retinal detachment that became known as Arruga's suture. In this surgery, a band was made around the sclera using Supramid, a synthetic suture material, but the technique caused some problems with scleral erosion. Even after the procedure could be performed with silicone bands, there were still problems with ischemia of the anterior segment of the eye, and the procedure was ultimately replaced by newer techniques. Arruga was close friends with Jules Gonin, the Swiss ophthalmologist who devised the first retinal detachment repair surgery. Arruga wrote two influential books: Retinal Detachment (1936) and Ocular Surgery (1946); for the latter, his son, ophthalmologist Alfredo Arruga-Forgas, wrote a chapter of the third English edition (1962). In 1950, Arruga won the Gonin Medal. He was recognized with the Order of Isabella the Catholic in 1956. He received honorary doctorates from the University of Barcelona and Heidelberg University. Arruga was named an honorary fellow of the Royal College of Surgeons of Edinburgh. He was created Count of Arruga (Spanish: Conde de Arruga), in 18 July 1950. Arruga enjoyed chess and was a skilled artist. He engaged in mountain climbing, reaching the summit of the Jungfrau in the Bernese Alps when he was 70 years old. He died of heart disease in 1972. He was preceded in death by his wife, Teresa Forgas, the mother of his four children; she died following an automobile accident.

References

External links Media related to Hermenegild Arruga i Liró at Wikimedia Commons

Worked examples

Example 1 — a first encounter with Hermenegildo Arruga

Start with the simplest possible case. Write down what Hermenegildo Arruga claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, 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 Hermenegildo Arruga 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 Hermenegildo Arruga 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 Hermenegildo Arruga

In research
Hermenegildo Arruga appears in science 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 Hermenegildo Arruga 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
Hermenegildo Arruga is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1886 births, 1972 deaths, Counts of Spain, so understanding it makes those chapters shorter.
In everyday life
Look for Hermenegildo Arruga 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 Hermenegildo Arruga in 20 minutes

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

Frequently asked questions

What is Hermenegildo Arruga in simple terms?

Hermenegildo Arruga Liró, 1st Count of Arruga (March 15, 1886 – May 17, 1972) was a Spanish ophthalmologist known for refining several eye surgeries. He devised one of the early procedures to address retinal detachment, and he received the Gonin Medal from the International Council of Ophthalmology…

Why does Hermenegildo Arruga matter?

Because it connects several science 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 Hermenegildo Arruga?

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 Hermenegildo Arruga.

Tags

  • 1886 births
  • 1972 deaths
  • Counts of Spain
  • Eye surgery
  • History of ophthalmology
  • Spanish ophthalmologists

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