Blood Collection Supplies
- Tourniquets should be placed 8 - 10 cm above the puncture site (exception: pediatric patients and smaller arms).
- Tourniquets should not be left on the patient for more than 1 minute.
- Sterile, single use, double ended multiple sample needles, Eclipse safety guard, packaged in a plastic case. These needles are used with the Vacutainer system for the majority of collections.
- The higher the gauge number of a needle, the smaller the bore (opening) it has: available in 21G (green) and 22G (black).
- Routinely 21G needles are used for faster tube filling rates, and 22G needles are used on smaller veins.
- Winged infusion sets with a safety device.
- Used for blood culture collections.
- Used on difficult veins such as hand or foot veins.
- May also be used for syringe collection.
- Sterile, single use needles used with a syringe for blood collection.
- Used for smaller veins that may collapse with Vacutainer collection.
- Samples are transferred from the syringe into blood collection tubes.
- Reusable holders are used for Vacutainer system collections.
- Larger sizes available for blood culture collections.
- 70% isopropyl alcohol is used for routine blood collections.
- PVP Iodine is used for blood culture collections in combination with 70% isopropyl alcohol.
Collection Supplies: Safety and Notes
- Standard precautions must be observed for all blood collections.
- Re-capping of waste / used needles is against the law in Alberta.
- Vacutainer/multisample needle collection is preferred. Use of syringes with needles and butterfly sets is discouraged due to higher incidence of needle-stick injuries.
- CLS does not accept specimens in syringes with needles still attached.
- Laboratory Assistants are not authorized under the Criminal Code of Canada to collect specimens for law enforcement.
- CLS does not collect, handle or process blood gas specimens.