Apparatus is provided, comprising (i) at least two cushions (28), each defining a respective skin-contacting surface (22), configured to be placed on a respective skin site (48) that is superficial to a lacrimal drainage vessel of the subject (ii) a mount (30), coupled to the cushions, and configured (a) to be placed on a portion of a face of the subject that does not include the skin sites, and (b) to conform to a contour of the portion of the face and (iii) an adhesive layer (26), disposed on the mount and not disposed on the skin-contacting surfaces, and configured (a) to adhere the mount to the portion of the face, and (b) when adhered to the portion of the face, to cause the mount to provide a pressing force that presses the skin-contacting surface of each cushion against the respective skin site thereof. Other embodiments are described.
