Fixed needle is usually used in the small volume syringes, and a small medicine solution injection demand.
The fixed needle syringe could provide a low dead space. For some expensive medicine injection, like the Cancer drugs and vaccines, the nurses often choose the fixed needle syringes.
The insulin syringe and retractable syringe, 0.3ml, 0.5ml and 1ml developed by Medline use the fixed needle design.
Except the insulin syringes, Medline develops the retractable syringes, which can be divided into retractable insulin syringes and retractable vaccine syringes.
* With the fixed needle design, it can greatly reduce liquid residue;
* With the double hole plug design, the safety performance could be activated at once after the medicine has been injected totally. Being forced to activate self-destruct mechanism, guarantee the safety.