US Patent 9962695 Coated capillary with remelted coating for front sided sealing

A method of manufacturing a sealing fluidic component based on a capillary enclosing a fluid conduit and having an exterior surface being at least partially coated with a coating of a meltable material, wherein the method comprises melting the meltable material of the coating at least at an end portion of the capillary, and resolidifying the melted material to thereby form, at the end portion, a sealing integral with the coating and constituted at least partially by the meltable material.