Chapter 37 Flashcards
Two types of tips that a syringe may have?
Luer-lok tip
Slip-tip
Luer-lok
Threaded grooves that screw onto the needle hub and lock it into place
Slip-tip
Smooth, slightly tapered tip that inserts into the needle hub and requires a slight twist to keep it in place
Parenteral
Administration other than through the alimentary tract, by injection using sterile technique
Subcutaneous
SUBCUT
into the subcutaneous tissue
Intramuscular
IM
into the muscle
Intradermal
Into the dermis
Intravenous
IV
into a vein
Less common routes:
Intra-arterial
Intra-cardiac
Intra-osseous
Intra-thecal
Intra-arterial
Into an artery
Intra-cardiac
Into heart muscle
Intra-osseous
Into a bone
Intra-thecal
(intraspinal)
Into the spinal canal
Tuberculin (TB) syringe
Smaller diameter syringe that holds a total volume of 1mL. Calibrated in tenths and hundredths of a milliliter. Used for small doses.
Insulin syringe
Similar in size and shape to TB syringe but is calibrated in units and is only used for insulin. Has permanently attached needle.
Prefilled syringe
Single dose and ready to use disposable syringe cartridges. Do not recap.
What direction should bevel face to pierce the skin?
Should always face upward
Gauge
Refers to the diameter of the needle and is indicated by numbers, typically between 14g and 30g.
Higher the gauge the smaller the diameter of the needle.
Vial
Glass or plastic container of medication with a rubber stopper that must be punctured with a needle for medication removal
Ampule
Small, sealed glass drug container that must be broken to withdraw the medication
