The Onset EZ™ Pen buffers individual cartridges of local anesthetic to adjust their pH to a more neutral pH prior to use. Each Onset EZ Pen contains a sterile solution of 8.4% Sodium Bicarbonate and Water for Injection, enough to buffer 30 local anesthetic cartridges.
Fast & Easy Buffering
Buffer your local anesthetic in under 3 seconds
No training needed
Preferred by Dental Assistants
Built for Efficiency
Delivers 30 doses without extra packaging and Sharps waste