Brief Article
Copyright ©2012 Baishideng Publishing Group Co.
World J Radiol. Jun 28, 2012; 4(6): 273-277
Published online Jun 28, 2012. doi: 10.4329/wjr.v4.i6.273
Figure 6
Figure 6 Vascular needle with four side holes, each 0. 4 mm in diameter, drilled at 4 mm from the tip of the needle. A: Needle tip, shaft. The side holes are covered by the outer sheath. B: Corresponding ultrasound image. The arrow indicates the needle tip with side holes.