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Topic · Ophthalmology

Intraocular Surgery and Lenses

Intraocular Surgery and Lenses is a research topic within Ophthalmology. Science Explorer counts 39k research works in it since 1950. 10.0% of them reached the world's top 10% most cited for their field and year.

This cluster of papers covers advancements in cataract surgery techniques, including the use of femtosecond laser, sutureless intraocular lens fixation, and prevention of posterior capsule opacification. It also explores complications such as glaucoma, impact on lens epithelial cells, and outcomes in pediatric cataract surgery.

  • Intraocular Lens Implantation
  • Femtosecond Laser
  • Posterior Capsule Opacification
  • Sutureless Intraocular Lens Fixation
  • Phacoemulsification
  • Lens Epithelial Cells
  • Glaucoma
  • Corneal Endothelium
  • Capsular Tension Ring
  • Pediatric Cataract
Research works
39k
fractional, since 1950
In the world top 10%
3.9k
per year above
Top-10% rate
10.0%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+1%
the tick is no change
Largest producer
United States
25% of the 10 largest, 2022-now
Intraocular Surgery and Lenses

This ranks research output and citation impact. It says nothing about the quality of diagnosis, treatment or care.

Which countries lead Intraocular Surgery and Lenses research?

By volume, the United States and China publish the most (1.3k and 926 works in 2022-now).

By volume, 2022-now

  1. 1 United States 1.3k works
  2. 2 China 926 works
  3. 3 India 886 works
  4. 4 United Kingdom 367 works
  5. 5 Germany 313 works
  6. 6 Spain 304 works
  7. 7 Japan 267 works
  8. 8 Türkiye 229 works
  9. 9 Italy 215 works
  10. 10 South Korea 196 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

United States: 25.3%China: 18.7%India: 17.9%United Kingdom: 7.4%6 others listed: 30.7%25%largest
United States1,252 · 25.3%China926 · 18.7%India886 · 17.9%United Kingdom367 · 7.4%6 others listed1,523 · 30.7%

Shares of the rows listed above, not of the whole node.

Which institutions lead Intraocular Surgery and Lenses research?

By volume in 2022-now, All India Institute of Medical Sciences publishes the most Intraocular Surgery and Lenses research, followed by Aravind Eye Hospital and Creative Commons.

By volume, 2022-now

  1. 1 All India Institute of Medical SciencesIndia 112 works
  2. 2 Aravind Eye HospitalIndia 89 works
  3. 3 Creative CommonsUnited States 65 works
  4. 4 Sun Yat-sen UniversityChina 61 works
  5. 5 Wenzhou Medical UniversityChina 51 works
  6. 6 L V Prasad Eye InstituteIndia 51 works
  7. 7 Fudan UniversityChina 49 works
  8. 8 Harvard UniversityUnited States 46 works
  9. 9 Capital Medical UniversityChina 42 works
  10. 10 University College LondonUnited Kingdom 41 works

Who are the leading researchers in Intraocular Surgery and Lenses?

The most-cited researchers publishing on Intraocular Surgery and Lenses include Walter Churchill Willett, Jost Bruno Jonas and Jun Wang.

  1. 1 Walter Churchill Willett United States 411k citations
  2. 2 Jost Bruno Jonas Germany 350k citations
  3. 3 Jun Wang China 340k citations
  4. 4 Rakhi Dandona United States 280k citations
  5. 5 Yousef Saleh Khader Jordan 274k citations
  6. 6 Xiaogang Wang China 260k citations
  7. 7 Ralph B. D’Agostino United States 255k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

What are the most cited papers in Intraocular Surgery and Lenses?

The most cited paper in Intraocular Surgery and Lenses is "The Lens Opacities Classification System III" (L.T. Chylack, 1993), with 2,929 citations. Next come "A Solution for Reliable and Valid Reduction of Ocular Artifacts, Applied to the P300 ERP" (2,040) and "Corneal blindness: a global perspective." (1,542).

Most cited papers
#PaperReleasedCitations
1 The Lens Opacities Classification System III L.T. Chylack · Archives of Ophthalmology Jun 1993 2,929
2 A Solution for Reliable and Valid Reduction of Ocular Artifacts, Applied to the P300 ERP Heribert V. Semlitsch, P. Anderer, Peter Schuster et al. · Psychophysiology Nov 1986 2,040
3 Corneal blindness: a global perspective. John P. Whitcher, Muthiah Srinivasan, Madan Prasad Upadhyay · PubMed Open access 2001 1,542
4 The epidemics of myopia: Aetiology and prevention Ian George Morgan, Amanda Nicole French, Regan Ashby et al. · Progress in Retinal and Eye Research Open access 23 Sep 2017 1,356
5 Vitreous Surgery for Idiopathic Macular Holes Neil E. Wrigley Kelly · Archives of Ophthalmology May 1991 1,309
All 100 most cited papers, with filters and sorting

Where is Intraocular Surgery and Lenses research done?

The largest centres of Intraocular Surgery and Lenses research in 2022-now are Beijing (China), New Delhi (India), London (United Kingdom) and Moscow (Russia). Among places with at least 20 works in it, it is an unusually large share of all research in Madurai and Mountain View.

Largest cities, 2022-now

  1. 1 BeijingChina 134 works
  2. 2 New DelhiIndia 129 works
  3. 3 LondonUnited Kingdom 129 works
  4. 4 MoscowRussia 104 works
  5. 5 ShanghaiChina 103 works
  6. 6 SeoulSouth Korea 93 works
  7. 7 MaduraiIndia 90 works
  8. 8 TokyoJapan 87 works
  9. 9 GuangzhouChina 82 works
  10. 10 IstanbulTürkiye 81 works

Where it is the local speciality

  1. MaduraiIN · 89.9 works47×
  2. Mountain ViewUS · 65.6 works18×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Intraocular Surgery and Lenses than the world average.

See Intraocular Surgery and Lenses on the map

Where is the best place to study Intraocular Surgery and Lenses?

Among universities, judged by research, Heidelberg University, Wenzhou Medical University and Sun Yat-sen University score highest, combining excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

0%20%40%mean 18.42%fractional works in this field (log) →share of work in the world top 10% →Wenzhou Medical Univ…Heidelberg UniversitySun Yat-sen UniversityFudan University
above the meannear itbelow it

One dot per university in the first ten of the table below, at the default weights. The upper left is the interesting corner: small places doing unusually strong work.

Excellenceshare of its work in the world top 10%, 2022-now and all time averaged
40%
Specialisationhow much of its work is in this field, counted up to 10× the world share
10%
Sizeits output in this field, on a log scale
30%
Growthoutput growth, counted from -20% to +20%
10%
Internationalshare of its work with a co-author abroad
10%
Each slider sets a weight; the share it gets of the score is beside it.
#UniversityScoreTop 10%SpecialisationWorksGrowth
1Heidelberg UniversityGermany 71.921.5%7.8×38 +45.1%
2Wenzhou Medical UniversityChina 68.122.7%16.1×51 +19.3%
3Sun Yat-sen UniversityChina 61.318.1%4.7×61 +14.9%
4Fudan UniversityChina 60.715.3%5.0×49 +24.1%
5Johns Hopkins UniversityUnited States 57.017.1%3.5×34 -8.2%
6Maastricht UniversityNetherlands 55.128.6%3.5×9 -17.8%
7University College LondonUnited Kingdom 54.415.3%4.0×41 -22.1%
8Goethe University FrankfurtGermany 53.216.2%9.1×25 -65.0%
9Medical University of ViennaAustria 53.117.3%9.9×20 -68.4%
10University of MiamiUnited States 52.712.1%10.1×39 -13.3%

Universities only. The score blends excellence (40%), size (30%), specialisation (10%), growth (10%), international reach (10%), 2022-now; growth compares 2018-21 with 2022-25 and counts up to +20%, since a jump from a small base is mostly noise.

Every institution in Intraocular Surgery and Lenses, country by country

Is Intraocular Surgery and Lenses research growing?

Output in 2022-2025 was 1% higher than in 2018-2021, peaking in 2026. The fastest-growing topics are Intraocular Surgery and Lenses.

still counting19801990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Intraocular Surgery and Lenses as a percentage of every work published that year, 0.026% in 2024.

still counting0.025%0.050%0.075%Intraocular Surgery and Lenses0.024% in 202519801990200020102020

Fractional works of Intraocular Surgery and Lenses over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year.

still counting5%10%15%Intraocular Surgery and Lenses10.3% in 2025200020102020

Of each year's works in it, the share that reached the world's 10% most cited for their field and year. A field is the world for its own topics, so there is no other line to hold it against.

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.

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