Table of Contents
Which tube would be filled first when blood is collected in a syringe?
NOTE: When using a winged blood collection set for venipuncture and a coagulation tube is the first tube needed, first draw a discard tube (plain red top or light blue top). The discard tube does not need to be filled completely. 1.
Which tube is filled first?
Blood Culture Bottles are ALWAYS drawn prior to other labs to reduce contamination. . Tube MUST be filled 100% – No exceptions! NOTE: All tubes sterile. Standard order of draw: BLOOD CULTURES, royal blue, red, light blue, SST (Gold), green, tan, yellow, pink, pearl, lavender.
What order do you fill blood tubes?
The draw order for specimen tubes is as follows:
- Blood culture.
- Blue tube for coagulation (Sodium Citrate)
- Red No Gel.
- Gold SST (Plain tube w/gel and clot activator additive)
- Green and Dark Green (Heparin, with and without gel)
- Lavender (EDTA)
- Pink – Blood Bank (EDTA)
- Gray (Oxalate/Fluoride)
Why is the order of collection so important?
Blood samples must be drawn by phlebotomists in a specific order to avoid cross-contamination of the sample by additives found in different collection tubes. Phlebotomy order of draw is the same for specimens collected by syringe, tube holder, or into tubes preevacuated at the time of collection.
When collecting diagnostic blood specimens by venipuncture into evacuated tubes?
When collecting diagnostic blood specimens by venipuncture into evacuated tubes the order of draw is, b ased on Clinical and Laboratory Standards Institute’s (CLSI) standard H3-A6 from November, 2007, as follows: 1.) Blood cultures (yellow) SPS (sterile)
How to use a winged blood collection set for venipuncture?
NOTE: When using a winged blood collection set for venipuncture and a coagulation tube is the first tube needed, first draw a discard tube (plain red top or light blue top). The discard tube does not need to be filled completely. 1. Assemble the necessary equipment appropriate to the patient’s physical characteristics.
How do you fill a tube with additive blood?
For additive carryover to occur, tubes must be filled in an inverted position so that the blood/additive mixture comes in contact with the needle that pierces the stopper. When patient positioning is such that the tubes are tilted upright relative to a horizontal plane, they fill from bottom to top.
How to perform a venipuncture for the first time?
1. Assemble the necessary equipment appropriate to the patient’s physical characteristics. 2. Wash hands and put on gloves. 3. Position the patient with the arm extended to form a straight-line form shoulder to wrist. 4. Do not attempt a venipuncture more than twice. Notify your supervisor or patient’s physician if unsuccessful. 5.