Intended for healthcare professionals


Evaluating new surgical procedures

BMJ 1996; 312 doi: (Published 09 March 1996) Cite this as: BMJ 1996;312:637

Hip replacements come in at least 1011 varieties

  1. Derek J Pegg
  1. Senior registrar, orthopaedic surgery Royal Manchester Children's Hospital, Pendlebury, Manchester M27 4HA

    EDITOR,—I strongly support Ian Russell's call for collaboration between surgeons and trialists.1 Russell makes many important points, but three additional questions should also be asked when surgical procedures are being evaluated: which?, how?, and when? These are particularly relevant to surgery for trauma and in orthopaedics. An …

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