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| Number | Title | Issue Date |
| 8382712 | Filter device and liquid injection apparatus having the same A filter device of the present invention includes a hydrophilic filter located in a vertical space in a filter housing to filter off solid impurities in an introduced liquid, at least one hydrophobic filter located corresponding to at least one gas discharge hole pr... | 02/26/2013 |
| 8257308 | Drug delivery device with a module for preventing fibrillation downstream of its reservoir The invention relates to a drug delivery device (1, 100), in particular for the delivery of drugs comprising molecules tending to spontaneously form nucleation seeds leading to fibrils, comprising a drug reservoir (2, 102) having a reservoir outlet ( | 09/04/2012 |
| 8216184 | Apparatus for support of a membrane filter A removable clamp, for supporting a membrane filter, includes connected and opposing walls. A locking feature, which may be connected to an end of one of the walls, engages and disengages a terminal end of the other wall. When the filter is inserted between the oppo... | 07/10/2012 |
| 8066669 | Vascular access device housing venting A Luer access device may include a housing, a septum, and a gas permeable vent in communication with at least a portion of the housing for venting gas from an extravascular system. A method of venting a medical device may include providing a gas permeable vent withi... | 11/29/2011 |
| 8066670 | Vascular access device septum venting A vascular access device may include a septum and a gas permeable vent in communication with at least a portion of the septum. The vent may be capable of venting gas from an extravascular system to which the vascular access device is capable of attaching. A method o... | 11/29/2011 |
| 7892204 | Membrane support for drip chamber A drip chamber for intravenous infusion including a support member having a longitudinal axis, two ends and at least one support face distanced from both ends, a membrane joined to the at least one support face, and a support member outlet formed in the support memb... | 02/22/2011 |
| 7828769 | Manual/auto-prime air eliminator A vent system for an infusion drip chamber is provided according to the invention. The vent system includes an automatic air eliminator communicating with an interior and an exterior of the infusion drip chamber. The automatic air eliminator is capable of automatica... | 11/09/2010 |
| 7361277 | Biological fluid filter and system A filter device (100) comprising a filter (10) for producing a leukocyte-depleted plasma-rich fluid is disclosed. ... | 04/22/2008 |
| 7351228 | Plunger rod for arterial blood collection syringes An arterial blood collection device is provided having a one-piece plunger rod for use with a blood collection syringe. The plunger rod is hollow, with a closed front end. A self-sealing filter is provided within the closed front end of the plunger rod. Vents are sp... | 04/01/2008 |
| 7316666 | Fluid warming cassette with rails and a stiffening member A fluid warming cassette useful in a system for warming parenteral fluids is provided. The cassette comprises a thermally conductive, flexible fluid container with a fluid channel. Rails are disposed in the fluid container near its periphery, and a stiffener is disp... | 01/08/2008 |
| 7294278 | Method for oxygenating wastewater A method and apparatus creates gas-enriched fluid that is used to treat wastewater. In one embodiment, the wastewater is withdrawn from a supply of wastewater to be treated, and the wastewater is delivered in an atomized manner to a vessel pressurized with gas to fo... | 11/13/2007 |
| 7279031 | Emboli elimination apparatus An apparatus has a body with a wall defining at least in part an enclosed chamber. The wall has a first opening providing fluid flow into the chamber and a second opening providing fluid flow out of the chamber. The wall has a vent allowing gas to pass outwardly fro... | 10/09/2007 |
| 7273549 | Membrane contactor apparatus including a module having hollow fiber membranes An apparatus including a first hollow fiber membrane module, baffle assembly, and fluid source. The module includes a plurality of elongated hollow fiber membranes located generally in adjacent, parallel relationship to each other. Each of the membranes includes a g... | 09/25/2007 |
| 7264607 | Circuit for extracorporeal blood circulation A circuit for extracorporeal blood circulation, which is used for a single-needle dialysis, comprises a blood withdrawal line (2) having an arterial pump portion (23), and a blood return line (4) having a venous pump portion (43). Pump po... | 09/04/2007 |
| 7238224 | Fluid-gas separator A fluid-gas separator includes a gas-permeable membrane arranged sufficiently adjacent to a fluid-permeable membrane to allow the separation of fluid and gas flowing therein independent of the orientation of the fluid-gas separator itself. ... | 07/03/2007 |
| 7179378 | Transducer-protector device for biomedical haemodialysis lines Transducer-protector device for biomedical haemodialysis lines comprising a first and a second element each of which is formed in a single piece of moulded plastic material with a tubular fitting and an annular radial flange. The first element is formed with a semi-... | 02/20/2007 |
| 7141097 | Bacterial retentive, air venting, intravenous filter A filter for filtering intravenous fluid includes a base member having one or more vent holes and a fluid inlet chamber; a cap member having an inlet, an outlet, and a fluid outlet chamber; hydrophilic filtration media captured between the base member and the cap me... | 11/28/2006 |
| 7137390 | Liquid absorbing filter assembly and system using same A filter assembly for use in sidestream gas sampling assembly. The filter assembly of the present invention includes a hydrophilic liner lining the inner perimeter of a housing for wicking moisture from the gases to be monitored prior to the gases reaching a sensing... | 11/21/2006 |
| 7097690 | Apparatus and method for removing gasses from a liquid Medical devices for removing gasses, such as gas bubbles and/or dissolved gasses, from a liquid to be delivered to a patient, and methods of use and making of such devices. In at least some embodiments, a gas permeable membrane material is used in the construction o... | 08/29/2006 |
| 7008535 | Apparatus for oxygenating wastewater A method and apparatus creates gas-enriched fluid that is used to treat wastewater. In one embodiment, the wastewater is withdrawn from a supply of wastewater to be treated, and the wastewater is delivered in an atomized manner to a vessel pressurized with gas to fo... | 03/07/2006 |
| 6989002 | Flat filter for venting gas in intravenous medical lines Flat filter for venting gas in intravenous medical lines, comprising a case formed by a frontal plate and by a dorsal plate between which a hydrophilic filtering membrane is interposed. The dorsal plate has a single through hole for gas venting in communication with... | 01/24/2006 |
| 6972000 | Manual/auto-prime air eliminator A vent system for an infusion drip chamber is provided according to the invention. The vent system includes an automatic air eliminator communicating with an interior and an exterior of the infusion drip chamber. The automatic air eliminator is capable of automatica... | 12/06/2005 |
| 6945411 | Biological fluid filter and system A filter for processing a biological fluid is disclosed comprising at least two filter elements wherein the surface of one filter element is substantially non-hydroxylated and has a nitrogen-to-oxygen ratio in the range of from at least 0.01 to less than about 1.00,... | 09/20/2005 |
| 6942637 | Rapid infusion system A rapid infusion system for the intravenous delivery of fluids at standard and rapid flow rates. The system includes a pump assembly, a drive assembly to power the pump, and a fluid containment system that keeps the infused fluid out of direct contact with the pump ... | 09/13/2005 |
| 6902671 | Chemical process system with multi-functional barrier filter A barrier filter useful for aseptically discharging both gaseous and liquid fluids from a chemical process system is disclosed The barrier filter comprises, within a common enclosure, one or several filter membranes having singularly or collectively a mixture or hyd... | 06/07/2005 |
| 6673045 | Flow indicators for ambulatory infusion An intravenous infusion flow indicator including a housing defining an infusion liquid inlet and an infusion liquid outlet, a hydrophilic membrane disposed in the housing and being operative, when wetted, for permitting liquid flow and preventing air flow... | 01/06/2004 |
| 6589224 | Method of introducing fluids into a patient's body A method of introducing a fluid into a patient's body has the steps of accommodating the fluid in a plastic container, connecting an introducer to the plastic container so that the fluid can flow from the plastic container through the introducer into a pa... | 07/08/2003 |
| 6503225 | Device for removal of gas bubbles and dissolved gasses in liquid A device (10) for removal of gas bubbles and dissolves gasses from fluids delivered into a patient during medical procedures is disclosed. A housing (20) having a number of gas permeable hollow fibers (50) passing therethrough is provided. The infused flu... | 01/07/2003 |
| 6336916 | Priming system A device (100) such as a drip chamber that can be filled to a predetermined level is disclosed. The device comprises a housing (14) and a porous medium (10), wherein the porous medium allows gas to pass therethrough.... | 01/08/2002 |
| 6013061 | Automatic air eliminator An automatic air eliminator includes an elongated housing defining an interior chamber having a top wall, a bottom wall and a substantially cylindrical side wall centered on an axis. A vent opening is present in the chamber top wall and a hydrophobic memb... | 01/11/2000 |
| 6013060 | Intravenous liquid flow regulator An I.V. bag is connected to a drip chamber, then to a conventional tube clamp and a regulating tube containing a wick or other material that breaks surface tension of the liquid in the tube, which flows into a bubble separator that forces any remaining en... | 01/11/2000 |
| 5849065 | Device for separating gas bubbles from fluids, in particular blood A device for separating gas bubbles out of medical fluids, in particular blood, has a substantially cylindrical chamber, an inlet connection arranged in the longitudinal direction of the chamber, an outlet connection and a flow-guide member attached to th... | 12/15/1998 |
| 5824001 | Radially vented flashback chamber and plug assembly A radially vented flashback chamber and plug assembly includes a plug seated in the proximal end of a flashback chamber. In one embodiment of this invention, the flashback chamber has an open proximal end and the plug has a closed proximal end, an open di... | 10/20/1998 |
| 5779674 | Fluid gas removal drip chamber A fluid gas removal drip chamber for use for parenteral administration of fluids is disclosed. The drip chamber has a hydrophobic barrier which extends into the interior of the drip chamber. The hydrophobic barrier preferably comprises at least a portion ... | 07/14/1998 |
| 5695717 | Gas exchange apparatus A gas exchange device (100) with an extracorporeal blood circuit (102) in which a blood pump (110) is connected, with a CO2 exchange unit (112), and an oxygenator (128), whereby the gas exchange unit (112, 128) is in each case divided by a hydr... | 12/09/1997 |
| 5674200 | Air eliminator An air elimination device for removing air or gas bubbles from aqueous liquids flowing through an intravenous delivery system. The device comprises a housing having an interior chamber, an inlet passage, an outlet passage, and one or more vent openings. T... | 10/07/1997 |
| 5520193 | Blood collecting needle with vein indicator A needle assembly for evacuated blood collection tubes or containers comprises a single needle cannula, a needle cannula support made of a translucent or transparent material provided on the middle portion of the needle cannula, a blood flow confirmation ... | 05/28/1996 |
| 5500003 | Transducer-protector device for biomedical haemodialysis lines Transducer-protector device for biomedical haemodialysis lines includes a body of moulded plastic material having a first tubular connector of the female Luer Lock type with a conical inner surface and an outer threading and a second tubular connector. Th... | 03/19/1996 |
| 5480386 | Pump assembly for medical use A portable pump assembly for medical uses, and more particularly a portable micropump designed for the parenteral administration of medicamentous solutions includes a first module (2) provided with a container (8) designed for cooperating with a second mo... | 01/02/1996 |
| 5460603 | Method and apparatus for preventing back flow in gastroenterological feeding system Disclosed is an apparatus for providing liquid to a patient, preventing reflux and permitting venting. Tubes or other suitable apparatus are provided for connecting to the liquid source and the patient. An anti-reflux valve is provided in the hydraulic ch... | 10/24/1995 |
