MB ChB 1985 Otago; FRACS 1995


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.

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Current practice

  • 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

Title or Designation

Colorectal Surgeon

Full NZ Registration Date

9 December 1986

Vocational Scope

General Surgery

Healthlink EDI


Contact Details

Mr Ralph Van Dalen is available at the following services:

This service is available at the following location:

21 Hamilton Road, Cambridge

Contact us online or make a booking here

Private Services

13 Lorne Street

This service is available at the following location:

13 Lorne St, Melville, Hamilton