| 摘要 |
FIELD: medicine.SUBSTANCE: invention relates to medical equipment. Respiration training device consists of mask, fastening belts, doser-mixer, consisting of thin-walled tube with slots on the ends, hole in the lower part of doser-mixer, overlapped with elastic segments, hole in case, also overlapped with elastic segments, onto which replaceable bag is put.EFFECT: invention makes it possible to simplify training device construction and optimise resistance to breathing.2 cl, 5 dwg |
