Abstract: A mixing device for a dental powder jet device, comprising a receptacle for receiving a powder, an inlet for a transport fluid, and an outlet for a powder/transport fluid mixture, the outlet comprising at least one outlet nozzle, the inlet comprising at least one first and at least one second inlet nozzles wherein the outflow direction of the first inlet nozzle intersects the inflow direction of the outlet nozzle, and wherein the outflow direction of the second inlet nozzle is arranged in an offset manner with respect to the outflow direction of the first inlet nozzle.

Abstract: A mixing device for a dental powder jet device, comprising a receptacle for receiving a powder, an inlet for a transport fluid, and an outlet for a powder/transport fluid mixture, the outlet comprising at least one outlet nozzle, the inlet comprising at least one first and at least one second inlet nozzles wherein the outflow direction of the first inlet nozzle intersects the inflow direction of the outlet nozzle, and wherein the outflow direction of the second inlet nozzle is arranged in an offset manner with respect to the outflow direction of the first inlet nozzle.

Abstract: A powder blast tool for mixing a powder with a pressurised gas, having at least one powder reservoir, with supply lines for the pressurised gas, and a discharge line, which is connected to a discharge nozzle, at which a powder-gas mixture and optionally pressurised water are discharged, wherein the powder blast tool can preferably be connected to plural powder reservoirs simultaneously and exchangeably, wherein at least one receiving region with at least one mixture terminal and at least one gas terminal is disposed on the powder blast tool and wherein the powder reservoir has a coupling region for exchangeable connection of the powder reservoir to the powder blast tool. Also disclosed are a suitable powder reservoir and an insert for such powder reservoirs and a corresponding method of dental treatment.

Abstract: A powder blast tool for mixing a powder with a pressurised gas, having at least one powder reservoir, with supply lines for the pressurised gas, and a discharge line, which is connected to a discharge nozzle, at which a powder-gas mixture and optionally pressurised water are discharged, wherein the powder blast tool can preferably be connected to plural powder reservoirs simultaneously and exchangeably, wherein at least one receiving region with at least one mixture terminal and at least one gas terminal is disposed on the powder blast tool and wherein the powder reservoir has a coupling region for exchangeable connection of the powder reservoir to the powder blast tool. Also disclosed are a suitable powder reservoir and an insert for such powder reservoirs and a corresponding method of dental treatment.