Source : Webster's Revised Unabridged Dictionary (1913)

Sursanure \Sur"sa*nure\, n. [(Assumed) OF. sursane["u]re. See
   {Sur-}, and {Sane}.]
   A wound healed or healing outwardly only. [Obs.]

         Of a sursanure In surgery is perilous the cure.
                                                  --Chaucer.