IVASHCHENKO'S BLOOD COLLECTION DEVICE Russian patent published in 2017 - IPC A61M1/00 

FIELD: medicine.

SUBSTANCE: blood collection device includes a housing with a lid where a blood supply connection and a vacuum inlet are located, a suction device connected to the housing via a blood supply connection and a filter, and an anticoagulant delivery unit. At the housing bottom a drain valve is installed, made in the form of an opening in its bottom and a cap with a sealing elastic ring, which is capable of periodic interaction with the annular surface around the opening. The rod is connected to the cap and sealed by means of a sealing elastic band through the housing lid to the outside. A longitudinal groove is located above the sealing band. Springs are installed between the bracket and the rod head. The housing is inserted with its bottom part into a soft container. On the lid is a lock lever is installed, designed to manually guide and clamp the vacuum inlet tube with its protrusion. The handle is connected to the rod with a possibility to move the rod by pressing the handle to open the drain valve and remove blood from the housing into the soft container.

EFFECT: increased convenience of use and reduced drainage time of collected blood.

4 cl, 4 dwg