Blood dispenser device

A device for dispensing blood in a controlled, dropwise manner, said device comprising:

• a support means having a rectangularly shaped base member, a first upstanding vertical wall connected along a longitudinal edge to a longitudinal edge of said base member, a second upstanding vertical wall having first and second ends and having one of the longitudinal edges therebetween connected to the other longitudinal edge of said base member at said first end only whereby said second end is free to be displaced towards said first upstanding vertical wall, said upstanding vertical walls forming therebetween respective openings at the end of said support means to facilitate the placement of a blood conveying tube, each of said upstanding vertical walls having a notched surface extending along the longitudinal length thereof and forming a track or bearing surface, said track or bearing surface being of a stepped configuration so that the track or bearing surface has a substantial first portion, starting adjacent said second free end and at a first height above said base member and extends to said first end at a second lower height above said base member;
• a wheel member having a centrally located axle which axle is received in the notch and engages the track or bearing surface, said wheel member having circumferentially located grooves which are parallel to said axle;
• knife means connected to said second free end;
• and tube means located between said base member, vertical upstanding walls and wheel whereby blood may be dispensed in a controlled dropwise manner from said tube.