Method and Apparatus for Accessing Blood from an IV Catheter Insertion Device
OwnerWilliam L. Spearmaninventor
Life of this patent
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Abstract
Disclosed is an apparatus and method for accessing blood located within a flash chamber of an IV catheter insertion device, the apparatus is separate from the IV catheter insertion device and sized to be attached to a structure of the IV catheter insertion device to secure it thereto. Once secured, movement of the plunger from its rearward position to a forward position presses on a flash plug to expel blood from a flash chamber of the IV catheter insertion device and out through the needle.
Claims9
A method of accessing blood in a flash chamber of a IV insertion device having a barrel with a flash plug mounted adjacent to a flash chamber, the steps of the method comprising:
- Providing a movable plunger and a plunger mounting structure surrounding the plunger, said movable plunger and plunger mounting structure being separate from the IV catheter insertion device;
- Mounting the plunger mounting structure to the barrel of the IV insertion device with the plunger adjacent the flash plug within the barrel;
- and
- Moving the plunger with respect to the barrel and the flash plug to press on the flash plug to expel blood from the flash chamber.
An apparatus far accessing blood in a flash chamber of an intravenous catheter insertion device having a barrel with a flash plug movably mounted therein adjacent to a flash chamber, the apparatus comprising:
- A mounting collar secured to the barrel;
- and
- A plunger mounted within the mounting collar and movable between a first position and a second position, the first position not pressing on the flash plug and the flash chamber to expel blood from the flash chamber and the second position being in contact with the flash plug to move the flash plug to compress the flash chamber and expel blood when the plunger is moved from its first position to its second position.
Dependencies are inferred from the claim text.