Abstract: A medical connector including a first rigid body capable of being connected to a medical infusion line and having an elongated tubular element in which there is a conduit opening out at opposite extremities, a first extremity of the tubular element being capable of being directly connected to the medical infusion line, the elongated tubular element being capable of being closed off at one of its first open extremities by a second body associated with the first body. The second body is of yielding material and at least partly covers the elongated element and extends beyond the second extremity of that element in such a way as to close off the opening thereof, such second body being overmoulded onto the first body and forming a single piece therewith.

Abstract: A filter unit for blood and blood derivatives comprises a body defined by two injection-moulded half-shells of thermoplastic polymer material, there being present between said half-shells a cavity containing a filtering element having two opposing flat faces, an inlet opening and an outlet opening made on the opposing outer surfaces of said body communicating with said cavity. Each of said half-shells comprises a projecting perimetral flange, the flanges of the overlapping half-shells being welded together to form a flange of the body of the filter unit and connect the two half-shells together, the filtering element being wholly contained within the cavity of such body and pressed by shelves projecting into such cavity from each half-shell in the vicinity of its perimetral border and on the two opposing faces, said shelves retaining said filtering element in a stable position within cavity, said thermoplastic polymer material being yielding and semi-rigid.

Abstract: The invention relates to macroporous, hydrophobic and isotropic polyvinylidene fluoride (PVDF) membranes having improved properties and to a new method for preparing the same.

Abstract: An element for ventilation of a housing containing an electrical, electronic, mechanical, electromechanical or similar device such as a motor vehicle headlamp, including a rigid body having an outer cylindrical wall, closed off at a first extremity by a closing part, the cylindrical wall open at a second extremity attached to the housing, the body including an inner member of an at least partly yielding material having a first extremity close to the closing part of the rigid body and bearing a filtering membrane, and a second open extremity facing the housing; between the filtering membrane or the first extremity of the inner member and the closing part of the rigid body there is a distance of between 1 and 4 mm, securer for securing insertion of the inner member within the rigid body provided to allow the distance to be automatically maintained at time of insertion.

Abstract: A medical connector including a first rigid body capable of being connected to a medical infusion line and having an elongated tubular element in which there is a conduit opening out at opposite extremities, a first extremity of the tubular element being capable of being directly connected to the medical infusion line, the elongated tubular element being capable of being closed off at one of its first open extremities by a second body associated with the first body. The second body is of yielding material and at least partly covers the elongated element and extends beyond the second extremity of that element in such a way as to close off the opening thereof, such second body being overmoulded onto the first body and forming a single piece therewith.

Abstract: A medical connector including a first rigid body capable of being connected to a medical infusion line and having an elongated tubular element in which there is a conduit opening out at opposite extremities, a first extremity of the tubular element being capable of being directly connected to the medical infusion line, the elongated tubular element being capable of being closed off at one of its first open extremities by a second body associated with the first body. The second body is of yielding material and at least partly covers the elongated element and extends beyond the second extremity of that element in such a way as to close off the opening thereof, such second body being overmoulded onto the first body and forming a single piece therewith.

Abstract: Method for producing a filter for injectors of fuel, oil, solutions, additives and fluids in general, for example for braking and transmission systems. The filter including an element of plastic material and having a tubular shape, open at opposite ends, internally hollow and having on one wall of its internal cavity a plurality of projections spaced apart from one another. These projections interacting with portions of a filter element of the pleated type associated with this tubular element and capable of filtering the fluid circulating through the tubular element. The filter element and the tubular element to form a single filter body by being co-moulded, the filter element being incorporated and completely positioned within the tubular element, but having portions of filter surface area free of this tubular element to allow passage and filtration of circulating fluid.

Abstract: A medical connector including a first rigid body capable of being connected to a medical infusion line and having an elongated tubular element in which there is a conduit opening out at opposite extremities, a first extremity of the tubular element being capable of being directly connected to the medical infusion line, the elongated tubular element being capable of being closed off at one of its first open extremities by a second body associated with the first body. The second body is of yielding material and at least partly covers the elongated element and extends beyond the second extremity of that element in such a way as to close off the opening thereof, such second body being overmoulded onto the first body and forming a single piece therewith.

Abstract: A method for producing a mini-vial of the type including a tubular container or vial, closed at a first end and open at its second end and capable of containing a product in fluid phase, a plunger sealingly movable in the vial through the second end and having an internal cavity capable of receiving the fluid from the vial, the plunger having a first end on which is placed a sealing cap and a second end movably slidable in the vial and at which is located a membrane filter, the plunger and vial being obtained by molding; the plunger being envisaged as overmolded onto the filter located at its second end, the membrane filter forming a single body with the plunger.

Abstract: An element for ventilation of a housing containing an electrical, electronic, mechanical, electromechanical or similar device such as a motor vehicle headlamp, including a rigid body having an outer cylindrical wall, closed off at a first extremity by a closing part, the cylindrical wall open at a second extremity attached to the housing, the body including an inner member of an at least partly yielding material having a first extremity close to the closing part of the rigid body and bearing a filtering membrane, and a second open extremity facing the housing; between the filtering membrane or the first extremity of the inner member and the closing part of the rigid body there is a distance of between 1 and 4 mm, securer for securing insertion of the inner member within the rigid body provided to allow the distance to be automatically maintained at time of insertion.

Abstract: A vent and exhaust device for a container within which an overpressure of gas can be created during use, such as a battery for a vehicle. The device having a hollow body, suited to being arranged on an opening of such container with internal cavity, closed but communicating with the outside and with a passage connected to the inside of the container from which the gas that forms in the latter can pass to escape to the outside of the aforesaid body. There being placed on such passage a filter element permeable to such gas. Such filter element is subject to pressure placed in such cavity and suited to pushing it in the position of interception of the passage, but allowing the momentary opening of the latter for a venting of the gas when the pressure exceeds a predetermined value.

Abstract: An element for ventilating a housing containing an electrical, mechanical, electromechanical or similar member includes a rigid body having an outer cylindrical wall, closed at a first end by a closure part, the cylindrical wall being open at a second end coupled to the housing, the body containing an internal member of at least partly yieldable material having a first end close to the closure part of the rigid body and carrying a filtering membrane, and an open second end facing the housing. From the closure part an internal cylindrical portion projects containing the member and couples to this latter by interference so as to retain it within the body.

Abstract: A method for manufacturing filtration units (2), for example for biomedical use and the like, constituted by a box-like enclosure (3) and a filtration element (4) which can be mutually assembled, comprising a step of injecting a retention element (6) in the fluid state in a seat (5), which is associated with the box-like enclosure, for accommodating the filtration element (4); a step of embedding an end of the filtration element (4) in a portion of the retention element (6) kept in the fluid state; and a step of consolidation of the retention element (6) in order to lock the filtration element (4) in the seat (5), the retention element (6) being a thermoplastic polymeric material which can be applied by hot injection in a preset closed volume of the seat (5).

Abstract: An apparatus (1) for molding and assembling a chamber unit (D) for biomedical use comprising two plates (18, 22), which are mutually parallel and opposite and are allowed to move toward and away from each other, for supporting the mold parts of a first forming mold (3) and of a second forming mold (4) for the injection molding of thermoplastic material respectively of two parts (A, B) of a chamber unit (D) that are adapted to be mutually assembled, and the mold parts of a mold (5) for the assembly, by overmolding additional thermoplastic material, of the two parts (A, B), an element supporting device (6) that is rendered movable between the plates (18, 22) by actuation means (M) and is adapted to receive the parts (A, B) from the first (3) and second (4) forming molds and to transfer them to the assembly mold (5); the element supporting device (6) is directly associated, at least slidingly, with at least one of the supporting plates (18, 22).

Abstract: A filter for removing substances, including leukocytes and platelets by way of non-limiting example, from whole blood or from blood derivatives, the filter includes a casing containing a layered filter element, at least one layer of this latter being coated with polyurethane; this polyurethane has a number average molecular weight between 10,000 and 20,000 Dalton. A method for forming the layered filter element for a filter such as mentioned above, in which at least one layer of this filter element is impregnated with polyurethane by immersing it in a container of a mixture in which the polyurethane is present. This mixture includes a solution in which the polyurethane is dissolved in a polar solvent such as water.

Abstract: A filtering device for use in filtering fluids used in a vehicle such as its fuel, in which case the device is to be positioned on the suction side of a vehicle fuel pump, or in filtering a lubricant used in the vehicle, the device including a filter body presenting two opposing panels joined together to define a closed internal cavity, in one of the panels there being provided an aperture, the fluid filtered in passing through the body penetrating into the cavity, in this latter a spacer being positioned to maintain the panels separated and prevent their mutual contact. The spacer is of open-cell polymer foam material.

Abstract: A vent and exhaust device for a container within which an overpressure of gas can be created during use, such as a battery for a vehicle. The device having a hollow body, suited to being arranged on an opening of such container with internal cavity, closed but communicating with the outside and with a passage connected to the inside of the container from which the gas that forms in the latter can pass to escape to the outside of the aforesaid body. There being placed on such passage a filter element permeable to such gas. Such filter element is subject to pressure placed in such cavity and suited to pushing it in the position of interception of the passage, but allowing the momentary opening of the latter for a venting of the gas when the pressure exceeds a predetermined value.

Abstract: A medical infusion filter including a box body defined by at least two half shells coupled to define an internal cavity divided into at least two chambers by at least one hydrophilic filtering membrane. These chambers include at least one first or entry chamber and at least one second or exit chamber. The at least one first or entry chamber connected to an entry conduit for the medical fluid originating from a corresponding container. The at least one second or exit chamber connected to an exit conduit. At least the first or entry chamber is within a first half shell presenting at least one aperture within which a corresponding hydrophobic membrane is positioned. The at least one aperture enables a differential air flow rate to pass towards the exterior of the box casing as a function of distance of the casing air exit zone from the entry conduit.

Abstract: A device for regulating the flow rate of a medical liquid includes a body provided with elements associated with corresponding parts connected together but torsionally free, at least one of the parts including a plurality of recesses acting as flow regulator able to modify the flow rate of the liquid directed towards the patient by rotating the parts about a common axis of rotation. Between the parts a seal element enables the recesses to be selectively connected together via communication elements, so achieving flow rate regulation. Transverse sealers are provided between the seal element and at least the second part of the parts which are interconnected but torsionally free. The transverse sealers preventing the escape of liquid from the recesses and from the body of the device following a relative movement or misalignment between the parts in a plane perpendicular to the axis of rotation or along this latter during flow regulation or following any angular misalignment of the parts relative to the axis.

Abstract: An apparatus (1) for molding and assembling a chamber unit (D) for biomedical use comprising two plates (18, 22), which are mutually parallel and opposite and are allowed to move toward and away from each other, for supporting the mold parts of a first forming mold (3) and of a second forming mold (4) for the injection molding of thermoplastic material respectively of two parts (A, B) of a chamber unit (D) that are adapted to be mutually assembled, and the mold parts of a mold (5) for the assembly, by overmolding additional thermoplastic material, of the two parts (A, B), an element supporting device (6) that is rendered movable between the plates (18, 22) by actuation means (M) and is adapted to receive the parts (A, B) from the first (3) and second (4) forming molds and to transfer them to the assembly mold (5); the element supporting device (6) is directly associated, at least slidingly, with at least one of the supporting plates (18, 22).