It works by using a stainless-steel needle to guide the catheter into a suitable vein. Once flashback of blood is seen the needle is withdrawn and the catheter is left in place for controlled administration of fluids or medicines. GSTC IV Cannulas are available in a variety of gauges and colour coded for easy recognition. Features can include clear flashback chamber, kink resistant catheter, flexible fixation wings and self sealing injection port. GSTC supports healthcare purchases with manufacturing expertise, quality systems and export experience.
For more details - https://www.gstc.com/product/iv-cannula/