Dental Anesthetic Buffering Device

A buffering capsule for buffering an anesthetic cartridge comprising:

• a housing about a center axis and having a housing length, the housing including:
• a hollow body about a center axis, the hollow body having a first inner circumferential surface, a hollow body length, and a hollow body diameter, and
• a closed distal end about the center axis including a receptacle, the receptacle having a second inner circumferential surface, a receptacle length, and a receptacle diameter;
• and
• an opening opposite the closed distal end;
• a buffering solution disposed within the receptacle;
• a flexible piston disposed within the receptacle in sealing contact with the second inner circumferential surface and the buffering solution, wherein the flexible piston is axially movable within the housing toward the closed distal end;
• a cannula holder axially movable within the housing and in contact with the flexible piston:
• a cannula disposed about the center axis, the cannula fixedly attached to the cannula holder, the cannula having a cannula length less than the housing length, a first sharpened point, and a second sharpened point opposite the first sharpened point;
• wherein the flexible piston is capable of receiving the first sharpened point.