Select the Teflon SURFLO IV Catheter from Terumo for an easy-to-use, quality catheter that is more comfortable for your patients. The extra sharp double-bevel needle combined with the medical grade lubricant will allow the needle to glide smoothly through the skin causing less discomfort. You will be able to determine if you achieved proper placement using the clear preview chamber. The SURFLO IV Catheter is made of flexible Teflon and it features a large inner diameter to promote adequate blood flow. Available in a range of sizes from 14G x 2 to 24G x ¾.