injecting syringe in a sentence

1. A jet injector is a type of medical injecting syringe that uses a high-pressure narrow jet of the injection liquid instead of a hypodermic needle to penetrate the epidermis.
2. .. . that a "'jet injector "'is a type of medical injecting syringe that uses a high-pressure narrow jet of the injection liquid instead of a hypodermic needle to penetrate the epidermis?
3. The United States specifically wants to add devices that could be used to jam global positioning systems and the drug atropine, which can be used as an antidote to nerve gas, as well as self-injecting syringes.
4. It's difficult to find injecting syringe in a sentence.