SUCTION APPARATUS Russian patent published in 2015 - IPC A61M1/00 

FIELD: medicine.

SUBSTANCE: invention refers to medical equipment. A suction apparatus comprises a body involving combined handle and tip, ducted and piped blind, a vacuum line connection tube and an anticoagulant supply tube. A tip end comprises an extending portion with a blind belt. From an outer side, the blind has two connectors, one of which is connected through a first blind duct with the inner cavity of the body, while the other one - through the second blind duct with the third inner pipe connected to a vacuum tube. The second blind duct together with its connector is connected to supply the anticoagulant into the inner cavity for vacuum supply. On the surface, the tube comprises the vacuum line connection tube controlling a suction value and provided with a skewed end hole. A ratio of the inner diameter of the vacuum tube to the inner diameter of the tip end makes no more than 1:2.5.

EFFECT: invention provides the reliable anticoagulant supply leaving the suction cavity open.

5 cl, 6 dwg