Abstract: A set of units for a device integrated in an extracorporeal blood circuit, comprising a cardiotomy reservoir which is provided with elements adapted to provide a monolithic coupling selectively with identical complementary elements of a venous reservoir and a venous bag.

Abstract: A venous reservoir in an extracorporeal blood circuit, comprising a rigid outer enclosure for a filtering mass in the form of a hollow cylinder, provided with an upper lid which comprises couplings for the inflow of blood with the portion of space delimited by the filtering mass and with a connector at the bottom, the reservoir further comprising a diaphragm which is arranged below the upper lid and is adapted to receive the blood that enters through the couplings provided in the peripheral region of the lid, at the axis of a central hole of the diaphragm there is a column with longitudinal vanes which protrude upwardly until they skim the rim of the hole and are adapted to follow the blood in its flow by gravity toward the collection region at the base of the enclosure.

Abstract: An integrated device for heating and oxygenating blood in an extracorporeal blood circuit, comprising a shell-and-tube heat exchanger module provided with a coupling to a blood supply line and with two couplings respectively for the intake and discharge of the water designed to exchange heat with the blood; ports are also provided for the passage of the blood toward an oxygenator module of the hollow-fiber type which is located at the peripheral region of the heat exchanger and is provided with a coupling to a blood discharge line; the device further comprises means adapted to direct the flow of blood along a turbulence-free path and with optimum distribution within the two modules.

Abstract: A device for oxygenating blood in an extracorporeal circuit includes a first structure suitable to delimit a portion of space-containing capillaries made of microporous membrane. The capillaries convey oxygen and are wet externally by blood flowing through a portion of space between an intake connector, which is connected to a venous line of the extracorporeal circuit, and a delivery connector. The device includes a second structure monolithically connected and contiguous to the first structure. The second structure is suitable to contain blood filtration means that divide the portion of space delimited thereby into a blood distribution chamber, provided with an air vent and connected to the delivery connector of the first structure, and a blood collection chamber provided with a delivery connector connected to the arterial line of the extracorporeal circuit.

Abstract: A heat exchanger for medical use, comprising a tube bundle formed by a plurality of tubes having a straight axis for the conveyance of a primary fluid, which are embedded at their ends in disks located at the end faces of an outer jacket which is adapted to delimit, together with the disks, a portion of space for the containment of the tube bundle which is designed to be crossed by a secondary fluid, each tube having, at least at a portion of its length, a plurality of consecutive crimps adapted to determine a progressive variation of the shape of the passage section.

Abstract: A device for treating blood in an extracorporeal circuit comprising a venous blood reservoir having an inlet and an outlet, and a hemoconcentrator having a first inlet connector for the blood to be treated, a second outlet connector for the outflow of concentrated blood, and a third outlet connector for the outflow of the ultrafiltered liquid, wherein the hemoconcentrator is disposed within the venous blood reservoir and the hemoconcentrator and the venous blood reservoir are integrated into a single monolithic assembly, and wherein the hemoconcentrator comprises an enclosure containing structure suitable to concentrate blood.

Abstract: A unit for pumping fluid, particularly blood, is provided with an enclosure that has two half-shells and an elastic membrane fixed perimetrically to the enclosure in order to divide its space into two parts. One of the half-shells is provided with valves that are located at the opening of two connecting ducts for the intake and delivery of the fluid, and the other half-shell is connected to a line of working fluid that is alternately pressurized and depressurized. The first valve is a disk-shaped sheet made of elastic material. The first valve is in a central position with a support that is fixed to the opening of the first duct for connection to the outside and is suitable to rest at its peripheral region on the support. A second valve is a sheet of elastic material located at the peripheral region of the disk at the opening of the second duct for connection to the outside which lies at the peripheral region of the opening of the first duct.

Abstract: A pulsating pumping unit for a fluid, particularly blood, includes means suitable to draw the fluid from an intake connector in order to send it to a outlet connector. The means are contained in an enclosure provided with valves connected to the inlet and the outlet. The valve connected to the outlet has at least one duct passing through the wall of the enclosure, is open at the end that leads into the portion of space. The pumping unit has a flow control element comprising a band of elastic material fixed to the outer wall of the enclosure at the edges, so as to have a blind portion which faces the exit port of the duct and a portion provided with holes which faces the outer wall.

Abstract: A device for treating blood in an extracorporeal blood circuit, the device including a centrifugal pump provided with a transparent enclosure that is connected, by means of an inlet duct, to the outlet of a venous reservoir, the venous reservoir having an inlet that is connected to receive blood from a patient. The transparent enclosure of the pump is connected monolithically to the base of a structure that comprises a heat exchanger and an oxygenator. The structure also supports monolithically, at the peripheral region, an arterial filter that receives the blood in output from the oxygenator and is provided with a connector for coupling to an arterial line for return of the blood to the patient.

Abstract: A device for processing blood in extracorporeal blood circuit, which comprises, integrated in a single monolithic assembly, a bubble trap, a centrifugal pump, a heat exchanger, an oxygenator and an arterial filter.

Abstract: A device for oxygenating blood in an extracorporeal circuit includes a first structure suitable to delimit a portion of space-containing capillaries made of microporous membrane. The capillaries convey oxygen and are wet externally by blood flowing through a portion of space between an intake connector, which is connected to a venous line of the extracorporeal circuit, and a delivery connector. The device includes a second structure monolithically connected and contiguous to the first structure. The second structure is suitable to contain blood filtration means that divide the portion of space delimited thereby into a blood distribution chamber, provided with an air vent and connected to the delivery connector of the first structure, and a blood collection chamber provided with a delivery connector connected to the arterial line of the extracorporeal circuit.

Abstract: A device for oxygenating blood in an extracorporeal circuit includes a first structure suitable to delimit a portion of space-containing capillaries made of microporous membrane. The capillaries convey oxygen and are wet externally by blood flowing through a portion of space between an intake connector, which is connected to a venous line of the extracorporeal circuit, and a delivery connector. The device includes a second structure monolithically connected and contiguous to the first structure. The second structure is suitable to contain blood filtration means that divide the portion of space delimited thereby into a blood distribution chamber, provided with an air vent and connected to the delivery connector of the first structure, and a blood collection chamber provided with a delivery connector connected to the arterial line of the extracorporeal circuit.

Abstract: A device for treating blood in an extracorporeal circuit comprising a venous blood reservoir having an inlet and an outlet, a heat exchanger having an inlet and an outlet, a pump having an inlet and an outlet, an oxygenation apparatus having an inlet and an outlet, and an arterial blood filter having an inlet and an outlet, wherein the venous blood reservoir, heat exchanger, pump, oxygenation apparatus, and arterial blood filter are integrated into a single monolithic assembly.

Abstract: A device for treating blood in an extracorporeal circuit comprising a venous blood reservoir having an inlet and an outlet, and a hemoconcentrator having a first inlet connector for the blood to be treated, a second outlet connector for the outflow of concentrated blood, and a third outlet connector for the outflow of the ultrafiltered liquid, wherein the hemoconcentrator is disposed within the venous blood reservoir and the hemoconcentrator and the venous blood reservoir are integrated into a single monolithic assembly, and wherein the hemoconcentrator comprises an enclosure containing structure suitable to concentrate blood.

Abstract: A unit for pumping fluid, particularly blood, is provided with an enclosure that has two half-shells and an elastic membrane fixed perimetrically to the enclosure in order to divide its space into two parts. One of the half-shells is provided with valves that are located at the opening of two connecting ducts for the intake and delivery of the fluid, and the other half-shell is connected to a line of working fluid that is alternately pressurized and depressurized. The first valve is a disk-shaped sheet made of elastic material. The first valve is in a central position with a support that is fixed to the opening of the first duct for connection to the outside and is suitable to rest at its peripheral region on the support. A second valve is a sheet of elastic material located at the peripheral region of the disk at the opening of the second duct for connection to the outside which lies at the peripheral region of the opening of the first duct.

Abstract: A vacuum assisted venous blood reservoir has a controller that can sense pressure within a sealed blood chamber. The controller regulates the amount of vacuum within the chamber to control the level of blood in the venous reservoir. A safety valve is included to prevent blood from entering the vacuum line.

Abstract: A pulsating pumping unit for a fluid, particularly blood, includes means suitable to draw the fluid from an intake connector in order to send it to a outlet connector. The means are contained in an enclosure provided with valves connected to the inlet and the outlet. The valve connected to the outlet has at least one duct passing through the wall of the enclosure, is open at the end that leads into the portion of space. The pumping unit has a flow control element comprising a band of elastic material fixed to the outer wall of the enclosure at the edges, so as to have a blind portion which faces the exit port of the duct and a portion provided with holes which faces the outer wall.

Abstract: A device for oxygenating blood in an extracorporeal circuit includes a first structure suitable to delimit a portion of space-containing capillaries made of microporous membrane. The capillaries convey oxygen and are wet externally by blood flowing through a portion of space between an intake connector, which is connected to a venous line of the extracorporeal circuit, and a delivery connector. The device includes a second structure monolithically connected and contiguous to the first structure. The second structure is suitable to contain blood filtration means that divide the portion of space delimited thereby into a blood distribution chamber, provided with an air vent and connected to the delivery connector of the first structure, and a blood collection chamber provided with a delivery connector connected to the arterial line of the extracorporeal circuit.

Abstract: The present invention provides a blood filter comprising a housing having a top portion, a base portion and a sidewall portion and a blood inlet. A filter element is disposed within the housing and divides the housing into an inlet chamber in flow communication with the blood inlet and an outlet chamber. The filter element comprises a portion of non-woven filter material and a portion of screen filter material and both the non-woven filter material portion and the screen filter material portion are in contact with the inlet chamber and the outlet chamber. The housing also comprises a blood outlet in flow communication with the outlet chamber.

Abstract: A blood oxygenator having a substantially cylindrical structure provided with an inner wall or core and an outer wall that define an oxygenation chamber. The oxygenation chamber contains a hollow fiber bundle comprised of hollow microporous semi-permeable fibers which are meant to be affected externally by the blood that flows in the oxygenation chamber. The oxygenation chamber is provided with inlet and outlet paths for connection to the outside. The hollow fibers are embedded, at their ends, in rings of polyurethane resin known as potting and are connected to gas inlet and outlet chambers respectively for the intake of oxygen and for the discharge of the carbon dioxide. The structure includes ribs that extend from the inner wall of the structure and are divided into multiple sets that run longitudinally along the entire length of the core generally parallel with the axis of the core.