The best replacement for arthroplasty is arthrodesis.

The best alternatives to arthroplasty are rated as following:
★★★★★  arthrodesis
★★★★★  arthroscopy
★★★  internal fixation
★★★  hemiarthroplasty
★★  total knee replacement
★★  chondroplasty
★★  orif
★★  arthrotomy
★  total hip replacement
★  knee replacement
★  open reduction and internal fixation
  bipolar
  keller arthroplasty
  bipolar hip arthroplasty
  arthroplasty
  total knee arthroplasty
  hip replacement

Your alternative for arthroplasty is not listed? Suggest!
Speaking about arthroplasty, one probably shouldn't forget about ligament reconstruction.

Other search terms related to arthroplasty and their ratings are:
★★★★★ ligament reconstruction
You have in mind a companion for arthroplasty and it is not yet here? Propose!



Google Trends

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arthroplasty
arthrodesis
arthroscopy