Dental micro-abrasive delivery device

Dental powder delivery and water suppression device comprising:

• a powder (micro-abrasive) delivery portion having a powder cartridge (chamber, reservoir) prefilled with powder and a nozzle extending from the powder cartridge;
• a water (fluid) delivery portion having a fluid cartridge (chamber, reservoir) which is fillable with water and a tube extending from the fluid cartridge;
• wherein the device can be connected with a dental handpiece adapter providing pressurized air to the device.

A method of performing a dental procedure, comprising:

• providing a dental micro-abrasive delivery device containing a first cartridge (reservoir, chamber) prefilled with powder (micro-abrasive) and a second cartridge (reservoir, chamber) which his fillable with fluid (water);
• supplying pressurized air to the device;
• causing powder and water to be discharged from the device in response to lower than ambient air pressure in low pressure areas of the device rather than the pressurized air pushing the powder and air from the device.