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Table 1 Classification of orthopedic surgeries of the lower extremities

From: Incidence of venous thromboembolism and bleeding events in patients with lower extremity orthopedic surgery: a retrospective analysis of a Japanese healthcare database

Type of orthopedic surgery Operation name of Japanese medical insurance claims procedure
Hip fracture surgery (HFS)  
Open reduction and internal fixation (thigh)
Open reduction of the intra-articular fracture (hip)
Hemiarthroplasty (hip)
Total hip arthroplasty (THA)  
Joint replacement surgery (hip)
Joint re-replacement surgery (hip)
Total knee arthroplasty (TKA)  
  Joint replacement surgery (knee)
  Joint re-replacement surgery (knee)
Rupture of Achilles tendon  
  Achilles tendon rupture surgery
  Limb cast (half limb)
Simple fracture of lower extremities  
  Open reduction and internal fixation (lower leg)
  Open reduction and internal fixation (patella)
  Open reduction and internal fixation (foot)
  Open reduction of the intra-articular fracture (knee)
  Open reduction of the intra-articular fracture (foot)