Table 1.

Selected Devices for Intradermal Administration of Vaccines

Device (supplier)		Description	Registered for use	Doses per viala	Availability of clinical data for IPV	Availability of clinical data for other vaccines
	ID Adapter (West Pharmaceutical Services)	Plastic adapter that fits onto an autodisable intradermal needle and syringe that is provided with the device	Yes	5	Yes	No
	Star ID Syringe (Star)	Needle/syringe with a short minineedle and 90-degree injection angle, filled with an integrated plastic spike	No	5	Yes (prototype)	No
	MicronJet 600 (NanoPass)	Hollow microneedle hub that can be attached to a luer syringe following filling with a separate needle	Yes	3	Yes	Yes
	Tropis (PharmaJet)	Needle-free jet injector that uses a sterile single-dose syringe and pressurized liquid stream instead of needle	Yes	5	Yes	Yes
	ID Pen (Bioject)	Needle-free jet injector developed as an alternative to Bioject’s gas-powered Biojector2000 device that is optimized for intradermal administration in low-resource settings (manually powered, intradermal only)	No	4	Yes	Yes

Abbreviations: ID, intradermal; IPV, inactivated poliovirus vaccine.

^aNumber of 0.1-mL doses obtained from each device from a model 0.5-mL vial [39].