Look up: hemiarthroplasty

1. 
   Hemiarthroplasty
   Arthroplasty in which one joint surface is replaced with an artificial material
   Found on http://www.dwp.gov.uk/medical/med_condit
   
   
2. 
   hemiarthroplasty
   Arthroplasty in which one joint surface is replaced with artificial material, usually metal. ... (05 Mar 2000) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
3. 
   Hemiarthroplasty
   `Hemiarthroplasty` is a surgical procedure which replaces one half of the joint with an artificial surface and leaves the other part in its natural (pre-operative) state. This class of procedure is most commonly performed on the hip after fracturing the neck of the femur (a hip fracture). The procedure is performed by removing the fractured head of the femur and replacing it with a metal or composite prosthesis. The most commonly used prosthesis ...
   Found on http://en.wikipedia.org/wiki/Hemiarthrop