Abstract: The invention relates to an orthesis for the prevention and/or treatment of carpal tunnel syndrome, comprising a substantially rigid hand fixation brace having two ends, one of which is provided with a part to be fastened to the wrist and underarm while the other is provided with a finger coupling part. The finger coupling part which is formed as a finger supporting brace, preferably only engages the index and middle finger, while the top of the finger supporting brace is open to allow finger movement in the upward direction.

Abstract: Maxillary sinusitis is treated by placing a self-supporting temporary drain hose in a wall separating the sinus and a nasal cavity. The hose allows drainage from the sinus, and repeated rinsings without the need of further operations. Between rinsings, air enters the sinus through the hose and kills bacteria therein.

Abstract: The present invention relates to an intravaginal contraceptive device such as a diaphragm or pessary. The contraceptive device of the invention comprises a central, flexible cap-like body portion engaged by the inside of a rigid inner ring with almost fixed diameter, and by an outer part lying in the plane of and around the inner ring and being connected thereto, the outer diameter of said outer part having the ability of increasing under influence of the local circumstances after being inserted into the vagina. Preferably the outer part consists of an outer ring of a material having the ability of expanding, thus increasing the diameter of the outer ring, and an elastic membrane continuously connecting the outer ring with the inner ring. The cap-like body portion, may be impregnated with a retarded release medicine such as a spermicide.