Intraosseous sample (Blood)

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Testing Laboratory

Auckland Te Toka Tumai | Auckland Hospital

Department

Chemical Pathology

Delphic Registration Code (Alpha Code)

Haematology: Treat sample as URGENT
Register as sample type: OF
Registration Code: MFBC

Cobas - Automation tests
Sodium - ONA
Chloride - OCL
Glucose - OGLU
Calcium - OCA
Enzymatic creatinine - OCRE
Albumin - OALB
Total protein - OPRO

On blood gas analyser
pH - OPH
Bicarbonate - OBIC
Lactate - OLAC

Laboratory Handling

Registration

Treat as URGENT.
Copy of form to automation and haematology if EDTA received.

Sample Stability

-

Synonyms

Intraosseous sample, IO sample

Turnaround Time

1 hour

Specimen Type

  • N/A

Specimen Requirements

Tube/Container Type:

Preferred
  • Lithium Heparin PST- Gel (Light Green Cap)
Acceptable
  • Blood Gas Syringe
Preferred Sample Volume (ml)

4.5

Paediatric Specimen Requirements

Tube/Container Type:

Preferred
  • Heparin (Microtainer)
Acceptable
  • Blood Gas Syringe
Preferred Sample Volume (ml)

0.5

Additional Specimen Information

Alternatively: A Siemens 1.0 mL (vented/self-fill) and non-vented (aspirator) heparinised blood gas syringes

For Biochemistry, collect samples in:
4.5 mL PST tube or 0.5mL Paediatric Micro-PST tube

If FBC required, collect samples in:
4 mL EDTA tube or 250uL Micro-EDTA tube

Last updated: 17/09/2026