A negative pressure wound drainage device

Abstract

The utility model discloses a kind of negative pressure drainage devices, it relates to medical equipment technical field, including top plate, bottom plate and bellows, bellows is fixedly connected between top plate and bottom plate, telescopic stand, the both sides of top plate are fixedly connected with side pole, telescopic stand is rotatably connected in the lower end of side pole, telescopic stand includes threaded tube, screw rod and support foot, screw rod is fixedly connected in the upper end of support foot, screw rod is threadedly connected in one end of threaded tube, one end of threaded tube is provided with connecting disc, the included angle of connecting disc center axis and threaded tube center axis is 135 degrees, telescopic stand limit bottom plate, telescopic stand rotates 180 degrees and after extension, support top plate, bottom plate is moved under its gravity, negative pressure is generated in bellows, after connecting hose on top plate upper end, it can be extracted liquid in patient's body through hose, solve the problem that current negative pressure drainage device is used to high environment requirement, need to have appropriate hanging point and need additional medical staff to participate operation.

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