Addition to a medical applicator

An applicator assembly comprising:

• a medical applicator configured for applying a curable liquid substance, and an addition to the a medical applicator, the medical applicator including at least one cannula hub for providing therethrough a curable liquid substance, a lumen inlet for receiving therein gas from an exterior source, and a tubular body for applying the curable liquid substance on a surface, wherein the tubular body is in fluid communication with the lumen inlet, the addition comprising a turbulating unit configured for mixing said gas with a powder stored in a vial, the turbulating unit having:
• an inlet port connectable to the exterior source;
• an outlet port connectable to the lumen inlet of the medical applicator;
• and
• a spike member configured for being entered into the vial and having a first passage for providing fluid communication between said inlet port and the vial, and a second passage for providing fluid communication between the vial and said outlet port;
• wherein the delivery path of powder is through the outlet port, lumen inlet, and tubular body, and wherein the delivery path of the curable liquid substance is through the cannula hub and tubular body whereby the assembly enables delivery of the curable liquid substance and the powder on the surface through the tubular body.