Suction pump

Details Suction pump Suction pump

A - Human Necessities

61

M

128/106

A61M 1/00 (2006.01) F04B 43/00 (2006.01)

Patent

CA 1234524

ABSTRACT The present invention relates to a suction pump, prefer- ably for suction drainage of body cavities with regard to accumulated liquid after a surgical incision made, and com- prising an expandable, flexible container, whereby two sub- stantially symmetric lid parts are attached to each other, comprising at least one rigid ring (1, 13) and a flexibel casing (8), an expandable spring (12) arranged between said casings (8) of the lid parts, an inlet opening (2,6) provid- ed with a membrane valve (7)and an outlet opening (3) to which an one-way valve is arranged to be connected to pro- vide for an one-way current out off the pump of air and/or liquid. (FIG. 1).

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