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| Number | Title | Issue Date |
| 8177750 | Variable flow infusion pump system An implantable infusion pump system is disclosed. The pump system preferably includes an implantable pump and a removable module. The module may provide for varying flow rates of fluid being dispensed from the pump or may provide for a constant flow rate of such flu... | 05/15/2012 |
| 8142400 | Peristaltic pump with bi-directional pressure sensor Fluid delivery apparatus includes a peristaltic pump having an upstream end for receiving a fluid from a fluid source and a downstream end for delivering the fluid to a fluid target. A single pressure sensor is configured to measure, in alternation, an input pressur... | 03/27/2012 |
| 8137315 | Self-contained pump A self-contained pump is disclosed that is an integrated pump. It has a reservoir, a pumping mechanism, and at least one outlet. The pumping mechanism is for controlled compression of the reservoir to force a required volume of fluid in the reservoir through the at ... | 03/20/2012 |
| 8034029 | Multi-reservoir implantable pump with patient controlled actuation A multiple reservoir or chambered implantable pump is disclosed. The pump according to the present invention is particularly useful in allowing for multiple constant flow rates to be provided from an otherwise constant flow implantable pump. The pump is also useful ... | 10/11/2011 |
| 8034030 | Multi-reservoir implantable pump with variable flow rate capabilities A multiple reservoir or chambered implantable pumps is disclosed. The pump according to the present invention is particularly useful in allowing for multiple constant flow rates to be provided from an otherwise constant flow implantable pump. The pump is also useful... | 10/11/2011 |
| 8016790 | Infusion status indicator An infusion status indicator disposed in the medical infusion line includes a housing with an opening through which the status of the infusion may be determined. A flexible membrane is located at the opening to indicate the status of fluid in the cavity. A recessed ... | 09/13/2011 |
| 7736335 | Pressure wedge irrigation pump A pump for rapidly discharging irrigation fluid to a surgical site. The pump includes a cabinet with an opening. Inside the pump there is a static plate and a dynamic plate that extends towards/retracts from the static plate. The space between the plates is a bag we... | 06/15/2010 |
| 7637892 | Variable flow infusion pump system An implantable infusion pump system is disclosed. The pump system preferably includes an implantable pump and a removable module. The module may provide for varying flow rates of fluid being dispensed from the pump or may provide for a constant flow rate of such flu... | 12/29/2009 |
| 7500962 | Medical fluid machine with air purging pump A medical fluid machine includes a housing providing a first wall and a second wall, the first and second walls at least partially defining a pump chamber. A fluid receptacle is located within the pump chamber, the fluid receptacle including first and second flexibl... | 03/10/2009 |
| 7402154 | Method for compensating for pressure differences across valves in cassette type IV pump A pump used to infuse a fluid into a patient is controlled in accordance with an algorithm that enables a microprocessor to monitor and adjust each pump cycle to compensate for a differential pressure between the pump's inlet and outlet. The algorithm defines a flui... | 07/22/2008 |
| 7393189 | Surgical cassette having an aspiration pressure sensor A cassette having a molded flow channel contained on an elastomeric sheet that is bonded or mechanically attached to a rigid substrate. The flow channel projects outwardly from the exterior of the cassette so that a peristaltic pump having pump head rollers mounted ... | 07/01/2008 |
| 7369635 | Rapid discrimination preambles and methods for using the same A system, method and program are disclosed for achieving rapid bit synchronization in low power medical device systems. Messages are transmitted via telemetry between a medical device and a communication device. The synchronization scheme uses a portion of a unique ... | 05/06/2008 |
| 7360999 | Means for using single force sensor to supply all necessary information for determination of status of medical pump A medical pump, for use with a cassette having a pumping chamber, includes a pumping element with a piston slider assembly which intermittently pressurizes the pumping chamber during a pumping cycle and has a piston head connected to a main body with a single pressu... | 04/22/2008 |
| 7357791 | Device for administering an injectable product The invention provides a injection device for administering an injectable product, including a base section adapted to receive a container from which a product dose is dispensed through a needle by displacement of a piston in the container, and a drive unit includin... | 04/15/2008 |
| 7354190 | Two-stage mixing system, apparatus, and method A two-stage mixing system, apparatus, and method produces a solution including a first substance and a second substance in a predetermined ratio by first mixing the first substance with a first liquid to produce a first solution and then mixing the first solution wi... | 04/08/2008 |
| 7356382 | System and method for verifying connection of correct fluid supply to an infusion pump A system and method for verifying that a particular fluid supply is connected to an infusion pump or pump channel. An upstream pressure sensor coupled to a fluid conduit associated with the fluid supply is used to provide pressure signals in response to pressure sen... | 04/08/2008 |
| 7351226 | Medical infusion pump An infusion pump for infusing solutions from IV bags, particularly large one liter bags, through tubing to patients includes housing that has a compartment to receive an IV bag in a solution-dispensing position. The bag rests over a bladder within the compartment, a... | 04/01/2008 |
| 7351235 | Snivel removing device A snivel removing device includes a housing having a partition to form two chambers and an outlet port and an inlet port communicating with the chambers. One or more bladders are attached to the housing, and communicating with the chambers, and compressible and expa... | 04/01/2008 |
| 7341575 | Medical injector and medicament loading system for use therewith The present invention discloses a medical injector and medicament loading system for use therewith. The medicament loading system includes cap for a medicament cartridge. The cap has a post for causing movement of the cartridge stopper toward the seal when the cap e... | 03/11/2008 |
| 7341572 | Infusor with flexible sheath An improved ambulatory infusion device for dispensing a fluid into a patient includes a flexible bladder enclosure including a sheath of flexible material having a first open end a closed second end. The first open end of the sheath is affixed to a rigid closure, an... | 03/11/2008 |
| 7338260 | System and method for controlling current provided to a stepping motor A system and method is disclosed for controlling the input electrical current to an infusion pump stepper motor based on predetermined torque requirements. The system can include a motor controller and a non-volatile memory containing expected load torque values thr... | 03/04/2008 |
| 7314554 | Extracorporeal blood treatment machine The invention relates to an extracorporeal blood treatment machine in which a blood circuit (3) is equipped with an inlet line leading to a filtration unit (2) and with an outlet line (3b) from the filtration unit; a fluid circuit compris... | 01/01/2008 |
| 7309327 | Administering apparatus comprising a rotational block An administering apparatus for delivering a dosage of product including a casing with a reservoir for the product, a conveying device, a dosage setting member mechanically coupled to the conveying device and a stopper for the dosage setting member. The conveying dev... | 12/18/2007 |
| 7300424 | Aspirator and associated method An aspirator, including a bulb that defines first and second ports, a tube adjacent to the first port defined by the bulb, and means for helping to prevent aspirated material inside the bulb from exiting the bulb through the second port defined by the bulb. ... | 11/27/2007 |
| 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 |
| 7291126 | Drug delivery device and method A drug delivery device includes a pressurized reservoir in communication with a flow path to an outlet. The flow path includes two normally-closed valves and a flow restriction. A pressure measurement arrangement measures a differential fluid pressure between two po... | 11/06/2007 |
| 7287485 | Temperature activated systems A shape memory material activated device of the present invention uses a shape memory material activator to create a path through a shell wall of the device. The path through the shell wall may release a substance contained in the shell or allow a substance to enter... | 10/30/2007 |
| 7278981 | Disposable cartridge for a blood perfusion system A disposable cartridge for use in extracorporeal blood perfusions systems that have a control unit for controlling the flow of fluids. The cartridge has a housing defining a plurality of internal passageways that connect to a cardiopulmonary circuit, a cardioplegia ... | 10/09/2007 |
| 7273359 | Peristaltic irrigation pump system A peristaltic pump tubing system for use with a peristaltic pump roller assembly in a surgical procedure. The system comprises a uniquely shaped disposable cassette for retaining tubing to be used during the procedure and a uniquely shaped cassette receiving station... | 09/25/2007 |
| 7264610 | Volume-regulating device for medical fluids A volume-regulating device for medical fluids has a button body, which expands by an elastic protrusion, to overcome the problems arising from a conventional structure in which the elasticity is provided by coil springs. The present apparatus provides for the storag... | 09/04/2007 |
| 7261525 | Outlet check valve for fluid bladders A manually operated pump having a pump assembly and a check valve. The pump assembly includes a dome with a fluid inlet. A support plate is sealed to the dome to define a fluid chamber. The support plate includes a fluid outlet. A foam material is positioned in the ... | 08/28/2007 |
| 7261008 | Air sampler An air sampler having a fan; an air inlet tube; a main body having a cyclonic cup, a stripping column and a demister; and fluidic circuitry for inputting fluids to the main body and the air inlet tube, and for outputting fluids from the main body. Air flow through t... | 08/28/2007 |
| 7255680 | Positive pressure infusion system having downstream resistance measurement capability A fluid delivery system includes a first fluid container having infusion fluid for a patient. The first fluid container has an outlet and a conduit attached to the outlet. A second fluid container applies pressure to the first fluid container to force fluid out of t... | 08/14/2007 |
| 7247146 | Support element for an integrated blood treatment module, integrated blood treatment module and extracorporeal blood treatment apparatus equipped with said integrated module The invention relates to support element (4) comprising a main body (6) having a front wall (25) and a peripheral wall (32) projecting away from the front wall. The front wall and the peripheral wall define a housing compartment (33 | 07/24/2007 |
| 7244354 | Ozone irrigator This portable appliance can be used to clean teeth by liquid (water or solution) containing dissolved ozone, which is a potent oxidizer and germ killer. Preferably, its cleaning action is enhanced by pulsations of the liquid stream. The dissolved ozone can reduce or... | 07/17/2007 |
| 7241278 | Injection device An injection device for injection of set doses of medicine from a cartridge, in which syringe a dose is set by screwing a nut up along a threaded piston rod, whereby a dose setting drum, which carries on its cylindrical surface along a helix a scale of which a numbe... | 07/10/2007 |
| 7232430 | Air-in-line and pressure detection Methods and apparatus for air content and pressure measurement of sample fluid, especially sample fluid in association with an infusion pump. Volume change in a chamber as the chamber transitions between negative and positive pressure relates to the air content in t... | 06/19/2007 |
| 7232418 | Support element, an integrated module for extracorporeal blood treatment comprising the support element, an apparatus for extracorporeal blood treatment equipped with the integrated module, and an assembly process for an integrated module for extracorporeal blood treatment An integrated module for extracorporeal blood treatment has a flat-shaped support element which exhibits on an internal face thereof a complex of fluid distribution lines and on an external face thereof a high-flow dialyzer. The support element has a base body which... | 06/19/2007 |
| 7223336 | Integrated blood treatment module and extracorporeal blood treatment apparatus The invention relates to an integrated blood treatment module (1) comprising a support element (4) and a fluid distribution circuitry associated thereto; the distribution circuitry comprises at least a blood line (44), a portion of which is secu... | 05/29/2007 |
| 7217108 | Peristaltic hose pump The hose pump comprises an eccentric drive with numerous eccentric discs (21) fastened to a shaft (20). Each eccentric disc (21) drives a crank drive (24) having a connecting rod (25). At the end of the connecting rod (25), ... | 05/15/2007 |
