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| Application No. | Application Title | Issue Date |
| 20120051943 | PERISTALTIC HOSE PUMP The invention concerns a peristaltic hose pump comprising a roller wheel (1) rotatable about a roller wheel axis (D), which roller wheel has rollers that are mounted thereon (2), the roller wheel rotation axes (R) of which are arranged on a circle concentr... | 03/01/2012 |
| 20120034105 | Linear peristaltic pump An improved technique for delivering a fluid to an outlet from a storage container takes the form of a linear peristaltic pump which enables the use of two elements: a single bearing and a valve. The single bearing provides enough pressure to a flexible tube in which th... | 02/09/2012 |
| 20110308243 | FLUID CIRCULATION SYSTEM Systems for circulation a fluid through a system and substituent component systems of the same. In one example, a pressure input system includes a bladder support, an expelling element, and a roll-up bladder configured to spool about the expelling element. The bladder s... | 12/22/2011 |
| 20110158823 | SHUTTLE PUMP WITH CONTROLLED GEOMETRY An infusion pump uses an improved shuttle mechanism to more reliably pump liquids in low volumes for medical and other purposes. The improved shuttle uses linear translation and wider, symmetric jaws to grasp infusate tubing and pump liquid infusate through the tubing. ... | 06/30/2011 |
| 20110044825 | TUBE PUMP, LIQUID EJECTING APPARATUS, AND METHOD OF DRIVING TUBE PUMP A tube pump comprising a flexible tube, a pressing member capable of generating a negative pressure in the tube by sequentially pressing the tube from as the pressing member moves from an upstream portion of the tube to a downstream portion of the tube during a pump ope... | 02/24/2011 |
| 20100322804 | PERISTALTIC PUMP PISTOL The peristaltic pump streaming/spraying pistol comprises a shroud with a battery, a motor, and a hose. The hose is connected with a sinking weighted ball at one end and a streaming/spraying nozzle at another end. A wall and a rotating disc, which is at least partially s... | 12/23/2010 |
| 20100288382 | FLUID CARTRIDGE, PUMP AND FLUID VALVE ARRANGEMENT A fluid cartridge, comprising a channel layer within which at least one circumferentially sealed fluid channel is formed, the channel layer comprising a substrate and an elastic layer fixedly arranged on the substrate, wherein the substrate has a rigidity being greater ... | 11/18/2010 |
| 20100224547 | ROLLER PUMP Provided is a roller pump that can easily install/remove an elastic tube and appropriately control a discharge flow rate. The roller pump includes a pump slide that is connected to a pump block cover via two slider links and restricts an arrangement of the elastic tube ... | 09/09/2010 |
| 20100202907 | PERISTALTIC PUMP TUBING WITH STOPPER AND COOPERATIVE ROLLER ASSEMBLY HOUSING HAVING NO MOVING PARTS A peristaltic pump system includes elastomeric pump tubing and a roller pump. The pump tubing has a pumping segment and an inlet segment. The inlet segment has an inlet segment outer diameter. The pumping segment has a pumping segment outer diameter less than the inlet ... | 08/12/2010 |
| 20100160137 | Blood Processing Apparatus with Air Bubble Detector A centrifuge for separating blood and blood components having a blood processing vessel mounted on a rotor of a centrifuge. A sensor in the outflow race of a return peristaltic pump detects air bubbles in the fluid within a return loop. The sensor may be a sonic sensor,... | 06/24/2010 |
| 20100150759 | PULSATILE ROTARY VENTRICULAR PUMP A roller pump conduit defining a pump chamber is provided. The roller pump conduit includes a roller contact portion having a fill region and a delivery region. The fill region has a first taper configured to determine volume delivery per revolution of a roller head. Th... | 06/17/2010 |
| 20100059549 | APPARATUS AND METHOD FOR DOSING OF LIQUIDS IN GAS FILLED SPACES An apparatus or dosing of liquids into a gas filled space comprising: a pump; a dosing orifice for introduction of liquid into the gas filled space; a discharge line, which connects a pressure side of the pump with the dosing orifice; and an elastic, liquid storer. The ... | 03/11/2010 |
| 20100040489 | Tubular Pump A tubular fluid pump is provided. The pump includes a chamber for receiving and discharging fluid, and a squeezing mechanism for pumping fluid through the chamber. The chamber has a first end with a first opening, a second end with a second opening, and a length of resi... | 02/18/2010 |
| 20100028179 | CHEMICAL LIQUID SUPPLYING APPARATUS In a chemical liquid supplying apparatus, discharge accuracy of chemical liquid is enhanced, and durability of a flexible tube is enhanced. By the flexible tube incorporated into a pump housing, an interior of the pump housing is partitioned into a pump chamber, which c... | 02/04/2010 |
| 20100021315 | METHOD FOR CONTROLLING THE CAPACITY OF A PERISTALTIC PUMP AND PERISTALTIC PUMP A method for controlling the flow rate of a peristaltic pump includes compressing a flexible tube, forming at least one occlusion region that moves cyclically downstream from the upstream end of the pump, and compressing the tube in the direction of a counter surface to... | 01/28/2010 |
| 20100008793 | SAFETY SWITCH ON A PERISTALTIC PUMP A peristaltic pump is provided that is configured to facilitate safe maintenance of the pump. The pump can comprise a pump body having a pump head and a head cover and a safety switch mechanism. The safety switch mechanism can comprise one or more sensors that allow the... | 01/14/2010 |
| 20090285705 | Tube Pump And Liquid Ejection Apparatus A flexible tube has a first portion and a second portion located close to each other in the vicinity of an opening of an accommodating case. A pressing member moves from the first portion to the second portion along the tube while pressing a portion of the tube. An assi... | 11/19/2009 |
| 20090162214 | PORTABLE PUMPING APPARATUS FOR CONCURRENTLY PUMPING LIQUID FROM A SOURCE CONTAINER TO A DESTINATION CONTAINER AND PUMPING VAPOR FROM THE DESTINATION CONTAINER TO THE SOURCE CONTAINER A portable pumping apparatus for concurrently pumping liquid from a source container to a destination container and pumping vapor from the destination container to the source container comprises a liquid and vapor pump having a liquid inlet, a liquid outlet, a vapor inl... | 06/25/2009 |
| 20090129944 | PERISTALTIC PUMP A peristaltic pump is presented comprising a housing and a rotor assembly supported by the housing. An occlusion bed is slideably mounted in the housing. A door is pivotable about a shaft, which is supported by the housing. A pinion gear is coupled to the shaft and enga... | 05/21/2009 |
| 20090087325 | PERISTALTIC PUMP ASSEMBLY AND REGULATOR THEREFOR A peristaltic pump assembly includes a pump body and a cassette removably attached thereto, wherein the cassette includes a race configured to provide a compression surface for a tube supported by the cassette. A roller assembly is operatively connected to the pump body... | 04/02/2009 |
| 20090081078 | Disposable Cartridge, Apparatus and System for the Blood Treatment The invention relates to a disposable cartridge usable for a blood treatment apparatus provided with at least one frontal access pump; the cartridge consists of at least one duct portion whose structure and position, by approaching the disposable cartridge to the appara... | 03/26/2009 |
| 20090053083 | METHOD AND DEVICE FOR OPERATING AN ELECTRIC PERISTALTIC HOSE PUMP The invention relates to a method and to a device for operating an electric peristaltic hose pump, in particular a hose pump for transporting fluids in medical-technical devices, in particular extracorporeal blood treatment devices. In order to monitor the regular opera... | 02/26/2009 |
| 20080247892 | LIQUID TRANSFER DEVICE AND SUCTION UNIT A liquid transfer device that includes: a plurality of reservers that each store therein a liquid; a plurality of elastic tubes that are linked to the reservers and retained by a tube guide; a rotation axis that is retained to be able to rotate; and a tube depressing me... | 10/09/2008 |
| 20080213113 | Tubing holding device for roller pumps A tubing holding device for a roller pump is disclosed. The tubing holding device is removable from the roller pump, slidably moveable and able to be opened to allow for easy exchange of tubing in roller pumps. The tubing holding device comprises a clamping mechanism th... | 09/04/2008 |
| 20080208172 | Colostomy Pump System A waste evacuator device (10) for evacuating waste products from bodily orifices, including stomas and artificial stomas created as a result of a surgical procedure such as a colostomy is disclosed. The device comprises a chamber (11) having an inlet (1... | 08/28/2008 |
| 20080166786 | Pump Unit, Syringe Unit, Method for Delivering Particles, and Method for Delivering Cells The present invention relates to a pump unit or the like which feeds particles in a liquid with particles dispersed therein to a predetermined area. An object of the present invention is to obtain a sufficient solution feeding resolution while inhibiting mixture of bubb... | 07/10/2008 |
| 20080152512 | INFILTRATION PUMP HAVING INSULATED ROLLERS AND PROGRAMMABLE FOOT PEDAL An infiltration apparatus, having a cannula, a flexible tubing connecting to one end of the cannula, a peristaltic pump comprising a pathway for the flexible tubing to extend through and a plurality of non-conductive rollers installed along the pathway to exerting force... | 06/26/2008 |
| 20080138218 | MCIROPUMP, TUBE UNIT, AND CONTROL UNIT A micropump of a peristaltic type that continuously transfers a fluid through depression of an elastic tube is disclosed. The micropump includes: a tube unit configured to at least include the tube, a tube guide frame that fixedly holds the tube, and a tube individual d... | 06/12/2008 |
| 20080131300 | Peristaltic Pump Peristaltic pump comprising—a pump body (3) with a face containing at least a first groove (4) covered by a flexible membrane (2) fixed to said pump body (3), in such a way as to form a fluid tight channel, said membrane (2) furtherm... | 06/05/2008 |
| 20080053143 | Sample collector and components thereof To provide a protective coat on a refrigerated sample collector for a corrosive environment a unitary frame includes a support unit with condenser and evaporator coils mounted to the support unit and an orifice connecting the condenser and evaporator coils. The evaporat... | 03/06/2008 |
| 20070077158 | Uniform flow displacement pump A displacement pump comprising a pump assembly and a cassette assembly. The pump assembly includes upper and lower housing portions that define a cavity, an arm disposed in the cavity, a roller attached to the distal end of the arm, and a motor attached to the proximal ... | 04/05/2007 |
| 20060228240 | Method and apparatus for a linear peristaltic pump A method and accompanying apparatus dispenses product with a non-invasive linear peristaltic pump. The linear peristaltic pump includes a traction plate having a linear portion, a depressor and a driver. The depressor compresses the product tube between the linear porti... | 10/12/2006 |
| 20060083644 | Dynamically tensioned peristaltic tubing pump An improved peristaltic pump whereby the elastomeric tubing communicates with the peristaltic pump in a way that allows for axial movement of the tubing thereby extending the flex life of the pump tubing. A tubing element is fitted with a flange that allows tension to b... | 04/20/2006 |
| 20060067845 | Liquid pumping apparatus A liquid pumping apparatus comprising a rotor housing, a rotor having at least one roller, to be rotated by a prime mover, an inner periphery wall of the rotor housing, a flexible tube to be inserted into a gap formed between the rotor and the inner periphery wall and s... | 03/30/2006 |
| 20060029506 | Peristaltic pump head and tube holder A tube holder for use with a peristaltic pump includes a housing having a recess for receipt of a pump rotor and a tube race around the recess. The tube race has a first race part and a second race part, a first tube inlet into the first race part and a first tube outle... | 02/09/2006 |
| 20060029505 | Peristaltic pump head and tube holder A tube holder for use with a peristaltic pump includes a housing having a recess for receipt of a pump rotor and a tube race around the recess. The tube race has a first race part and a second race part, a first tube inlet into the first race part and a first tube outle... | 02/09/2006 |
| 20060018777 | Fluoroplastic composite elastomer An improved fluoroplastic lined elastomeric tube that can maintain a stable flow rate while pumping aggressive chemicals in a peristaltic pump for an extended period of time and is fabricated in sizes ranging from 0.5 mm to 100 mm in inside diameter. The inner fluoropla... | 01/26/2006 |
| 20050238515 | Peristaltic pump A peristaltic pump includes a plurality of occlusion surfaces and a plurality of rotors. The plurality of occlusion surfaces include a first occlusion surface and a second occlusion surface. The plurality of rotors includes a first rotor configured to be rotated about a... | 10/27/2005 |
| 20050214146 | Energy-saving anti-free flow portable pump for use with standard PVC IV tubing The present invention comprises an apparatus for pumping fluid through tubing. The apparatus includes a tubing base having a tubing support surface and a stop platen. The stop platen and the tubing support surface each comprise respective ridges aligned with a direction... | 09/29/2005 |
| 20050196307 | Peristaltic pump A peristaltic pump for pumping fluids through a flexible tube has a pump body, a support structure, a tube retaining mechanism and a linkage mechanism. Locating features make sure that the support structure is at a fixed location with respect to the pump body when the p... | 09/08/2005 |
