To circumvent the need for an added lubricant, two-part syringes (known as Norm-Ject or Henke-Ject) utilize a precisely engineered, slightly oversized plunger head that expands the barrel to create the vacuum. These two-part syringes are made of a polypropylene barrel and a polyethylene plunger
Henan Aile Industrial CO., Ltd is a manufacturer and distributor of medical device and consumables. Web: www.nasalendotracheal.com WhatsApp:+86 158 9016 9579