Blood Collection Equipment Flashcards
One of the oldest known methods that does not destroy the integrity of the vein
Syringe and needle method
Parts of a syringe
Plunger Barrel Needle Adapter Needle Hub Shaft Bevel Protective Cover
Syringe range of volume that is mostly used for subcutaneous and intramuscular injections
Smaller Volumes
The larger the syringe size; the ___________ and the ___________
Lower pressure flow
Greater amount of vacuum
Syringe volume commonly used for central lines, catheters, medical tubing
10-12 mL
Syringe volume commonly used for irrigation
20-70 mL
Way of pulling the syringe that avoids collapsing the vein
Pulling slowly and resting in between pulls
Type of syringe tip: Secure screw type connection
Leur Lok Tip
Type of syringe tip: Slip or push-on connection
Slip Tip
Type of syringe tip: Off center. Used for surface veins or artery injections
Eccentric Tip
Type of syringe tip: Longer and tapered slip tip design. Used for irrigation or with tubing
Catheter Tip
Gauge to Needle proportion (relationship)
Inversely related
Most used needle gauge
21G
Largest needle gauge; and used in dialysis
16G
Common shaft length
1 - 1.5 inches
Needle gauge is selected according to:
Size and condition of patient’s vein
Type of procedure
Equipment being used
The most ideal method of blood collection using syringes
Evacuated System
When can the Evacuated System not be used
When the patient’s veins are too small and may collapse
Another term used for the evacuated system
Vacutainer system
The Evacuated tube system has been manufactured since ____ (year)
1940’s
The volume rage of evacuated collection tubes
2-15 mL
The three basic components of the evacuated collection tube
Needle
Tube Holder
Evacuated Tube
This combines the benefits of the evacuated system and syringe system
Butterfly system
Tubing length in butterfly system
5-12 inches
Used in a butterfly system wherein the needle is replaced by a port to attach the butterfly
Luer adapter
Micro-collection equipment, Two parts:
Method of heel or finger puncturing
Method of sample collection
