FIELD: medical engineering. SUBSTANCE: proposed apparatus comprises casing made of two in-parallel arranged pipes with blind axial-end walls. One of pipes has at its distal end two openings disposed in vertical plane diametrically opposite one another. Distal end of other pipe has one opening arranged at boundary of axial-end and side surfaces in horizontal plane. EFFECT: very simple structural arrangement. 1 dwg
Authors
Dates
1997-07-10—Published
1994-06-14—Filed