초록 ▼

A disposable device for filtration and collection of blood during a surgical operation, which device comprises a housing with a cup-shaped portion, in which a wall section is forming a ledge in the reservoir inside the housing. A first self-supporting filtration element for venuous blood is upstandi

A disposable device for filtration and collection of blood during a surgical operation, which device comprises a housing with a cup-shaped portion, in which a wall section is forming a ledge in the reservoir inside the housing. A first self-supporting filtration element for venuous blood is upstanding from the ledge, and a second filtration element for cardiotomy blood is suspended from the cover, the two elements being arranged side by side in a parallel relationship. The filter elements have an elongate, oval cross-section.

대표청구항 ▼

A device for filtration and collection of blood from two different sources during a surgical procedure, said device comprising: a housing made of a rigid material and having a cover, side walls and a bottom wall; a reservoir defined within the device for collecting filtered blood and provided with a

A device for filtration and collection of blood from two different sources during a surgical procedure, said device comprising: a housing made of a rigid material and having a cover, side walls and a bottom wall; a reservoir defined within the device for collecting filtered blood and provided with and a blood outlet in the bottom wall; a first blood filter element inside the housing comprising in series a layer of porous defoaming material and a screen filter; a first blood inlet in said housing, which inlet is connected with means providing a first blood path in the device through said first blood inlet, said first blood filter element, said reservoir and said blood outlet; a second blood filter element comprising in series a layer of porous defoaming material, a depth filter and a stocking; at least one second blood inlet in the cover, which inlet is connected with means providing a second blood path in the device through said second blood inlet, said second blood filter element, said reservoir and said blood outlet; a gas vent in said cover of the housing in communication with said reservoir; wherein the housing above the bottom wall comprises a wall forming a ledge in said reservoir and defining a bottom wall in a portion of the reservoir with enlarged cross-section; said first blood filter element at the lower end thereof is connected with said ledge, in the bottom wall of which said first blood inlet is placed; said second blood filter element is mounted in the cover and is extending downwards towards said ledge, with which it is in contact; said first blood filter element is extending upwards from said ledge and is self-supporting; and said first and second blood filter elements are arranged side by side in parallel relationship.