eMedicine Specialties > Clinical Procedures > Vascular Techniques
Intraosseous Access
Updated: Apr 12, 2009
Introduction
Intraosseous vascular access was first introduced by Drinker in 1922 as a method for accessing noncollapsible venous plexuses through the bone marrow cavity to systemic circulation. The method was abandoned with the development of intravenous catheters until the 1980s, when intraosseous access was reintroduced, particularly for rapid fluid infusion during resuscitation.1
Based on previous guidelines, intraosseous access was suggested for children aged 6 years or younger,2 although recent studies have shown that it is safe in older children and adults.3,4 Successful infusions in newborns have further suggested that access via the intraosseous route is faster than access via umbilical veins.5
According to the Emergency Cardiovascular Care Guidelines in 2000, intraosseous access is recommended in all children after 2 failed attempts of intravenous access or during circulatory collapse. In 2005, the American Heart Association recommended intraosseous access if venous access cannot be quickly and reliably established.6
Intraosseous access may be easily established by users with little training and is more rapidly achieved than intravenous access.7 Manual insertion with force had previously been the primary method for intraosseous insertion, but automated intraosseous insertion devices such as the EZ-IO (Vidacare Corp, San Antonio, Tex)8 , have recently gained popularity.9 Studies have suggested these automated devices are safe and highly successful on first attempts in both children and adults.10,11
Blood obtained through intraosseous access may be used to obtain most laboratory values, including pH level, PCO2 level, and ABO and Rh typing.12 The results of these standard laboratory tests may differ slightly from results obtained with venous blood samples because of low flow and stasis in the bone marrow. All medications and blood products can be safely administered through the intraosseous line, and the onset of action and peak drug levels are comparable to those of intravenous administration. Intraosseous needles left in the marrow for longer than 72 hours are at a higher risk of local infection; thus, needles should be removed as soon as permanent venous access is established.
Indications
Difficulty in establishing venous access
- Burns
- Obesity
- Edema
- Seizures
- Hypovolemic shock
- Burns
- Cardiopulmonary arrest
- Burns
- Blood draws
- Local anesthesia
- Medication infusion
Contraindications
- Infection at entry site
- Burn at entry site
- Ipsilateral fracture of the extremity
- Osteogenesis imperfecta
- Osteopenia
- Osteopetrosis
- Previous attempt at the same site
- Previous attempt in different location on same bone
- Previous sternotomy (sternum insertion)
- Sternum fracture or vascular injury near sternum (sternum insertion)
- Unable to locate landmarks
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References
Bohn D. Intraosseous vascular access: from the archives to the ABC. Crit Care Med. Jun 1999;27(6):1053-4. [Medline].
Smith R, Davis N, Bouamra O, Lecky F. The utilisation of intraosseous infusion in the resuscitation of paediatric major trauma patients. Injury. Sep 2005;36(9):1034-8; discussion 1039. [Medline].
Atkins DL, Chameides L, Fallat ME, et al. Resuscitation science of pediatrics. Ann Emerg Med. Apr 2001;37(4 Suppl):S41-8. [Medline].
Waisman M, Waisman D. Bone marrow infusion in adults. J Trauma. Feb 1997;42(2):288-93. [Medline].
Ellemunter H, Simma B, Trawöger R, Maurer H. Intraosseous lines in preterm and full term neonates. Arch Dis Child Fetal Neonatal Ed. Jan 1999;80(1):F74-5. [Medline].
American Heart Association. 2005 American Heart Association (AHA) guidelines for cardiopulmonary resuscitation (CPR) and emergency cardiovascular care (ECC) of pediatric and neonatal patients: pediatric advanced life support. Pediatrics. May 2006;117(5):e1005-28. [Medline].
Abe KK, Blum GT, Yamamoto LG. Intraosseous is faster and easier than umbilical venous catheterization in newborn emergency vascular access models. Am J Emerg Med. Mar 2000;18(2):126-9. [Medline].
Cooper BR, Mahoney PF, Hodgetts TJ, Mellor A. Intra-osseous access (EZ-IO) for resuscitation: UK military combat experience. J R Army Med Corps. Dec 2007;153(4):314-6. [Medline].
Brenner T, Bernhard M, Helm M, Doll S, Völkl A, Ganion N, et al. Comparison of two intraosseous infusion systems for adult emergency medical use. Resuscitation. Sep 2008;78(3):314-9. [Medline].
Horton MA, Beamer C. Powered intraosseous insertion provides safe and effective vascular access for pediatric emergency patients. Pediatr Emerg Care. Jun 2008;24(6):347-50. [Medline].
Schwartz D, Amir L, Dichter R, Figenberg Z. The use of a powered device for intraosseous drug and fluid administration in a national EMS: a 4-year experience. Journal of Trauma. Mar 2008;64:654-5. [Medline].
Evans RJ, Jewkes F, Owen G, McCabe M, Palmer D. Intraosseous infusion--a technique available for intravascular administration of drugs and fluids in the child with burns. Burns. Nov 1995;21(7):552-3. [Medline].
EZ-IO [package insert]. San Antonio, TX: Vidacare Corp; 2007. [Full Text].
FAST1 Intraosseous Infusion System for Adult Patients [package insert]. Richmond BC, Canada: Pyng Medical Corp; 2007.
Fiallos M, Kissoon N, Abdelmoneim T, et al. Fat embolism with the use of intraosseous infusion during cardiopulmonary resuscitation. Am J Med Sci. Aug 1997;314(2):73-9. [Medline].
Brickman KR, Rega P, Schoolfield L, Harkins K, Weisbrode SE, Reynolds G. Investigation of bone developmental and histopathologic changes from intraosseous infusion. Ann Emerg Med. Oct 1996;28(4):430-5. [Medline].
Further Reading
- American College of Surgeons Committee on Trauma. Advanced Trauma Life Support Course Manual. 7th ed. Chicago: American College of Surgeons; 2004.
- 2005 American Heart Association Guidelines for Cardiopulmonary Resuscitation and Emergency Cardiovascular Care
- American Heart Association: CPR and Emergency Cardiovascular Care
Keywords
intraosseous access, IO, IO access, intraosseous infusion, vascular access, intraosseous needle, rapid fluid infusion, access to systemic venous circulation, difficulty establishing venous access
Overview: Intraosseous Access