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Dissect Pituitary Gland Tumour Using Liquid Jet: Experimental and Numerical Simulation



Alamoud AH1 ; Baillot E2 ; Belabbas C2 ; Ardestani HSS3 ; Bahai H1 ; Baldit A2 ; Chizari M1
Authors
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Authors Affiliations
  1. 1. Mechanical, Aerospace and Civil Engineering Department, College of Engineering, Design and Physical Sciences, Brunei University London, Uxbridge, UB8 3PH, United Kingdom
  2. 2. National Engineering School of Metz (ENIM), Department of Mechanics, Physics, Mathematics, 1 route d'Ars Laquenexy, Metz Cedex 3, 57078, France
  3. 3. Tehran University of Medical Science, Research Centre of Otolaryngology, Head and Neck Surgery, Amiralam Hospital, Tehran, Iran

Source: Lecture Notes in Engineering and Computer Science Published:2016

Abstract

Endoscopic endonasal surgery is a minimal invasive surgery that has been used to dissect pituitary gland tumour via curettes with the help of endoscope. However, this type of surgery has a high risk of failure because curettes may cause damages to blood vessels and optical nerves that lead to more complication for the patient. The aim of this study is to develop a new technique to dissect the tumour by using liquid jet. A series of experimental tests have been performed on animal tissue to study the effect of liquid pressure and nozzle diameter on dissecting and cutting the tissue. Continuous/pulsed liquid jet used with variable nozzle diameters, distances, pressures and angles. The study concluded with a promising results on liquid jet to dissect hypophysis tumour and preserving fine blood vessels and optical nerve located near the pituitary gland.