Fig. 5

Tissue injector, version two shown in the extended and retracted position. The diameter of the tool measures 17.8 mm at the largest cross section and has an overall length of 152.0 mm when retracted (b) and 158.6 mm when fully extended (a). The tube measures 1.27 mm ID × 1.47 mm OD and has a length of 32.6 mm as measured from the tip of the tool’s body