The IO You Know

The Arrow EZ-IO System delivers the performance you need when there’s no time to lose. Backed by more than 15 years of clinical research and proven1 success, the EZ-IO System is a fast2 and effective3 solution for patients with difficult vascular access (DVA) that delivers the speed you need, success you depend on and safety profile you trust.

Features and Benefits

The Arrow EZ-IO System provides a versatile solution that is appropriate for virtually all patient types, regardless of underlying cause of vein inaccessibility.** It offers a wide choice of insertion sites and can be utilized in pre-hospital, hospital, military, and transport settings.

StimuQuik Product
Arrow EZ-IO Intraosseous
Vascular Access System:

EZ-Stabilizer Dressing:
Secure catheter placement
  • Protects the insertion site.
  • Recommend for use with all EZ-IO Needle Set insertions.
NeedleVISE Sharps Block:
  • Promotes sharps safety.
Arrow EZ-Connect Extension Set:
  • Reinforced 90º angle to help prevent your line from kinking.
Arrow EZ-IO Power Driver:
Ready-to-use when every moment matters
  • No charging necessary; no downtime or additional equipment needed.
  • Designed for use in ground and air transport, hospital, and military environments.
  • Fully sealed design for quick and easy cleaning.
  • Green/red battery indicator light.
Arrow EZ-IO Needle Set:
Supporting your success under pressure
  • The only IO system FDA cleared for up to 48-hour dwell.**
  • Color-coded needle system enables quick selection and post-insertion identification.
  • Diamond needle tip designed for precision performance.
  • One needle with two insertion options allows for powered or manual (if necessary) insertion.

Learn More

Arrow EZ-IO System Mobile App

Arrow EZ-IO System Pocket Guide


  1. Dolister M, Miller S, Borron S, et al. J Vasc Access. 2013;14(3):216-224. Research sponsored by Teleflex Incorporated.
  2. Davidoff J, Fowler R, Gordon D, et al. JEMS. 2005;30(10):s20-s23. Research sponsored by Teleflex Incorporated.
  3. Montez DF, Puga T, Miller L, et al. Ann Emerg Med. 2015;66(4S):S47. Research sponsored by Teleflex Incorporated.
  4. Brenner T, Bernhard M, Helm M, et al. Resuscitation. 2008;78(3):314-319.
  5. Neumar RW, Otto CW, Link MS, et al. Circulation. 2010;122(18 suppl 3):S729-S767.
  6. Teleflex Internal Data on File 2021.
*Time to access is measured as insertion of the needle set through the bone cortex and into the intraosseous space.
†Based on adult proximal humerus study conducted in healthy individual.
** The Arrow EZ-IO System is indicated any time in which vascular access is difficult to obtain in emergent, urgent, or medically necessary cases, for up to 24 hours. For patients ≥12 years old,the device may be extended for up to 48 hours when alternative intravenous access is not available or reliably established.
Rx Only.
CAUTION: Federal (USA) law restricts this device to sale by or on the order of a physician.
The Arrow EZ-IO Needle Set is Sterile, Single Use: Do not reuse, reprocess or re-sterilize. Reuse of device creates a potential risk of serious injury and/or infection which may lead to death. Refer to Instructions for Use for complete warnings, indications, contraindications, precautions, and potential complications.

NeedleVISE is a registered trademark of Atrion Medical Products, Inc.
Teleflex, the Teleflex logo, Arrow, EZ-IO, EZ-Connect, EZ-Stabilizer and The IO You Know are are trademarks or registered trademarks of Teleflex Incorporated or its affiliates, in the U.S. and/or other countries. MC-008873