lumen of the needle thereby preventing the needle from being used for injection.
U.S. Pat. No. 4,728,321--CHEN reference shows a syringe cap that has a hollow cap body at the end comprising an adhesive holding plug mounted slideably on the cap body and moveable between an extended and a closed position. Then the plug is moved towards the needle it becomes permanently cemented to the used needle by means of an adhesive held in the plug when the needle pierces the closed end of the plug.
The following patents are of background interest to illustrate various other efforts of prior technology attempting to make the usage o disposal of syringes needles safer.
U.S. Pat. No. 4,643,772--SMITH, J. utilizes a cap with a longitudinal side opening to prevent finger pricking when recoveringIt's an end of an era for ham radio enthusiasts as the only store in Minnesota closes in the next few weeks.

Radio City in Mounds View has been in business for 36 years, serving generations of loyalists and newcomers to the ham radio community.

"It's one of only a handful of ham radio stores left in the country,” said Dan Fish. “It's a place where folks can find a router like this one to help their TV antennas or some of the newer technologies like this transmitter that works over Wi-Fi."

After 36 years of helping customers pick out the right telescope or the perfect ham radio, owners Dan and Maline Fish are closing up shop.

"You see the kids grow up and have kids of their own after 36 years