Ralph Van Dalen

I trained in Dunedin and completed my surgical training in Christchurch. I then spent 3 years in England to further my colorectal training. I have worked in the Waikato since 2001 as a general and colorectal surgeon. At present, I am involved in the implementation of the bowel screening programme for the Waikato region.

Area of expertise:

  • Laparoscopic cholecystectomy
  • Laparoscopic hernia repair
  • Laparoscopic colon and rectal surgery
  • Pelvic floor surgery for incontinence and emptying difficulties
  • Haemorrhoids: latest ligasure banding treatment, excisions
  • Anal skin tag excisions, pilonidal surgery, fistula and fissure surgeries
  • Endoscopy: colonoscopy, gastroscopy and flexible sigmoidoscopy


  • FRACS (1995)
  • MBChB (Otago 1985)

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