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Topic · Surgery

Orthopaedic implants and arthroplasty

Orthopaedic implants and arthroplasty is a research topic within Surgery. Science Explorer counts 69k research works in it since 1950. 18.6% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on advancements in hip arthroplasty techniques and materials, including the use of metal-on-metal bearings, the impact of wear particles and osteolysis, implant failure and revision surgery, as well as the potential health effects of cobalt toxicity. It also explores minimally invasive approaches and the management of femoral fractures associated with hip replacements.

  • Hip Arthroplasty
  • Total Hip Replacement
  • Wear Particles
  • Metal-on-Metal Bearings
  • Osteolysis
  • Implant Failure
  • Revision Surgery
  • Cobalt Toxicity
  • Femoral Fractures
  • Minimally Invasive Approaches
Research works
69k
fractional, since 1950
In the world top 10%
13k
per year above
Top-10% rate
18.6%
share of its works in the world top 10%
Growth, 2013–17 → 2018–22
+22%
the tick is no change

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

Which countries lead Orthopaedic implants and arthroplasty research?

By volume, the United States and China publish the most (2.8k and 1.7k works in 2022–2025).

By volume, 2022–2025

  1. 1 United States 2.8k works
  2. 2 China 1.7k works
  3. 3 India 819 works
  4. 4 Germany 708 works
  5. 5 Japan 694 works
  6. 6 United Kingdom 681 works
  7. 7 Italy 444 works
  8. 8 France 375 works
  9. 9 Türkiye 328 works
  10. 10 South Korea 305 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: 31.2%China: 19.6%India: 9.3%Germany: 8.0%6 others listed: 31.9%31%largest
United States2,763 · 31.2%China1,735 · 19.6%India819 · 9.3%Germany708 · 8.0%6 others listed2,827 · 31.9%

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

Which institutions lead Orthopaedic implants and arthroplasty research?

By volume in 2022–2025, Hospital for Special Surgery publishes the most Orthopaedic implants and arthroplasty research, followed by Rush University Medical Center and Mayo Clinic.

By volume, 2022–2025

  1. 1 Hospital for Special SurgeryUnited States 114 works
  2. 2 Rush University Medical CenterUnited States 70 works
  3. 3 Mayo ClinicUnited States 56 works
  4. 4 NYU Langone HealthUnited States 55 works
  5. 5 Peking UniversityChina 48 works
  6. 6 American Hip InstituteUnited States 45 works
  7. 7 Sichuan UniversityChina 44 works
  8. 8 Charité - Universitätsmedizin BerlinGermany 43 works
  9. 9 Cleveland ClinicUnited States 41 works
  10. 10 University of UtahUnited States 37 works

Who are the leading researchers in Orthopaedic implants and arthroplasty?

The most-cited researchers publishing on Orthopaedic implants and arthroplasty include Cyrus Cooper and Jasvinder A. Singh.

  1. 1 Cyrus Cooper United Kingdom 7.2k citations
  2. 2 Jasvinder A. Singh United States 4.7k citations

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

Where is Orthopaedic implants and arthroplasty research done?

The largest centres of Orthopaedic implants and arthroplasty research in 2022–2025 are Beijing (China), New York (United States), London (United Kingdom) and Seoul (South Korea). Among places with at least 20 works in it, it is an unusually large share of all research in Westmont and Vail.

Largest cities, 2022–2025

  1. 1 Beijing China 277 works
  2. 2 New York United States 261 works
  3. 3 London United Kingdom 145 works
  4. 4 Seoul South Korea 134 works
  5. 5 Shanghai China 133 works
  6. 6 Tokyo Japan 116 works
  7. 7 Chicago United States 106 works
  8. 8 Chengdu China 99 works
  9. 9 Philadelphia United States 99 works
  10. 10 Tehran Iran 98 works

Where it is the local speciality

  1. WestmontUS · 44.7 works397×
  2. VailUS · 21.9 works118×
← less than its size predictsmore →

Location quotient: how much more of its research is in Orthopaedic implants and arthroplasty than the world average.

See Orthopaedic implants and arthroplasty on the map

Where is the best place to study Orthopaedic implants and arthroplasty?

Among universities, judged by research, Quinnipiac University, Medical University of Graz and Carol Davila University of Medicine and Pharmacy 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%25%50%75%mean 31.3%fractional works in this node (log) →share in the world top 10% →Quinnipiac University: 8, 70.5%Medical University of Graz: 16, 19.2%Carol Davila University of Medicine and Pharmacy: 10, 35.6%Mie University: 12, 29.6%Flinders University: 11, 26.6%Yokohama City University: 13, 10.3%Thomas Jefferson University: 14, 31.8%Université Claude Bernard Lyon 1: 13, 35.9%Peking University: 48, 24.3%University of Gothenburg: 14, 29.2%Quinnipiac UniversityCarol Davila Univers…Mie UniversityMedical University o…
above the meannear itbelow it

One dot per university in the table below. The upper left is the interesting corner: small places doing unusually strong work.

#UniversityScoreTop 10%SpecialisationWorksGrowth
1 Quinnipiac UniversityUnited States 62.570.5%20.9×8
2 Medical University of GrazAustria 46.519.2%10.5×16 -16.3%
3 Carol Davila University of Medicine and PharmacyRomania 46.235.6%5.1×10 +442.8%
4 Mie UniversityJapan 42.929.6%9.7×12 -23.9%
5 Flinders UniversityAustralia 42.426.6%3.9×11 +232.0%
6 Yokohama City UniversityJapan 40.610.3%9.9×13 +47.3%
7 Thomas Jefferson UniversityUnited States 40.431.8%5.9×14 +54.9%
8 Université Claude Bernard Lyon 1France 40.035.9%3.5×13 +67.4%
9 Peking UniversityChina 38.524.3%2.5×48 +53.8%
10 University of GothenburgSweden 37.029.2%2.9×14 +87.7%

Universities only. Score blends excellence (30%), specialisation (25%), size (20%), growth (15%) and international reach (10%), 2015–2022; growth compares 2010–14 with 2015–19.

Is Orthopaedic implants and arthroplasty research growing?

Output in 2018–2022 was 22% higher than in 2013–2017, peaking in 2025. The fastest-growing topics are Orthopaedic implants and arthroplasty.

19801990200020102020
grewheldshrank

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

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.