We then trimmed the tube, beveled up in a 30 degree fashion with Vannas scissors, and introduced the tube through the #23 gauge tract into the anterior chamber so that approximately 2-3 mm of tube was extending into the anterior chamber. 
We then trimmed the tube , beveled up in a 30 degree fashion with Vannas scissors , and introduced the tube through the # 23 gauge tract into the anterior chamber so that approximately 2 - 3 mm of tube was extending into the anterior chamber .