DE102005040344A1 - Pump for use as infusion pump, has delivery bolt or piston supported in housing in movable manner, and drive unit for driving delivery bolt or piston, where movement of delivery bolt or piston is limited by upper and lower end stops - Google Patents
Pump for use as infusion pump, has delivery bolt or piston supported in housing in movable manner, and drive unit for driving delivery bolt or piston, where movement of delivery bolt or piston is limited by upper and lower end stops Download PDFInfo
- Publication number
- DE102005040344A1 DE102005040344A1 DE200510040344 DE102005040344A DE102005040344A1 DE 102005040344 A1 DE102005040344 A1 DE 102005040344A1 DE 200510040344 DE200510040344 DE 200510040344 DE 102005040344 A DE102005040344 A DE 102005040344A DE 102005040344 A1 DE102005040344 A1 DE 102005040344A1
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- DE
- Germany
- Prior art keywords
- piston
- pump
- pump according
- housing
- bolt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/142—Pressure infusion, e.g. using pumps
- A61M5/14212—Pumping with an aspiration and an expulsion action
- A61M5/14216—Reciprocating piston type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/08—Machines, pumps, or pumping installations having flexible working members having tubular flexible members
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F11/00—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it
- G01F11/02—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement
- G01F11/08—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement of the diaphragm or bellows type
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F11/00—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it
- G01F11/02—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement
- G01F11/08—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement of the diaphragm or bellows type
- G01F11/088—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement of the diaphragm or bellows type using a deformable conduit-like element
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0266—Shape memory materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/18—General characteristics of the apparatus with alarm
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3368—Temperature
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/1413—Modular systems comprising interconnecting elements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16877—Adjusting flow; Devices for setting a flow rate
- A61M5/16881—Regulating valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2251/00—Material properties
- F05C2251/08—Shape memory
Abstract
Description
Die Erfindung betrifft eine Pumpe nach dem Oberbegriff des Anspruchs 1.The The invention relates to a pump according to the preamble of the claim 1.
Die Pumpen der hier vorliegenden Gattung sind für den medizinischen Einsatz gedacht, beispielsweise als Infusionpumpen oder als Pumpen für die enterale Ernährung. Pumpen für den medizinischen Einsatz sollen möglichst leise laufen, um den Patienten sowie das Personal nicht unnötig mit einem erhöhten Lärmpegel zu belasten. Gerade beim Einsatz im Bereich der enteralen Ernährung (EE) sollen die Pumpen möglichst mechanisch und elektrisch einfach gestaltet sein, wobei sie insbesondere aufgrund des Einsatzes als Pumpe mit einer Überleiteinrichtung für die einmalige Verwendung kostengünstig aufgebaut sein sollen.The Pumps of the present type are for medical use intended, for example, as infusion pumps or as pumps for the enteral Nutrition. Pumps for The medical use should run as quietly as possible to the patient as well as the staff not unnecessary with an elevated noise level to charge. Especially when used in the field of enteral nutrition (EE) should the pumps as possible be designed mechanically and electrically simple, in particular due to the use as a pump with a transfer device for the one-off Use constructed inexpensively should be.
Derartige Pumpen bestehen aus einer Überleiteinrichtung für die einmalige Verwendung mit Pumpelement, in welches ein Substratschlauch einmündet, von dem ein Überleitschlauch abgeht. Es ist bekannt, diese Überleiteinrichtung mit einem Pumpengehäuse zu kuppeln, in welchem ein Förderbolzen oder -kolben, der im angekoppelten Zustand mit dem Pumpenelement zusammenwirkt, hin und her bewegbar gelagert ist.such Pumps consist of a transfer device for the single use with pumping element, in which a substrate tube opens, from the one Überleitschlauch going on. It is known this gateway with a pump housing to couple, in which a conveyor bolt or piston, which in the coupled state with the pump element cooperates, is mounted to move back and forth.
Für derartige Pumpen werden unterschiedliche Antriebe eingesetzt. Unter anderem ist es auch bereits in der WO-A-03/089789 bzw. der WO-A-2004/009160 vorgeschlagen worden, die Pumpen mit einem Antrieb zu versehen, der aus einer Memorylegierung besteht. Derartige Memorylegierungen bzw. Formgedächtnislegierungen (auch als Shape Memory Alloy, SMA bezeichnet) sind unter dem Handelsnamen Nitinol® oder Flexinol® bekannt. Nachteilig beim Einsatz von Memorylegierungen ist es jedoch, dass die materialabhängige Fehlerrate pro Zug bzw. Hub vergleichsweise groß ist.For such pumps different drives are used. Among other things, it has also been proposed in WO-A-03/089789 or WO-A-2004/009160 to provide the pumps with a drive which consists of a memory alloy. Such shape memory alloys or shape memory alloys (also known as Shape Memory Alloy, SMA hereinafter) are known under the trade name Nitinol ® ® or Flexinol. A disadvantage of the use of memory alloys, however, is that the material-dependent error rate per train or hub is relatively large.
Aufgabe der vorliegenden Erfindung ist es, eine Pumpe bestehend aus einer Überleiteinrichtung zur einmaligen Verwendung und einem von dieser trennbar ankuppelbaren Pumpengehäuse zu schaffen, welches kompakt herstellbar ist und einen exakten Pumpenhub ermöglicht.task The present invention is a pump consisting of a transfer device for single use and a separable from this separable pump housing to create, which is compact and a precise pump stroke allows.
Erfindungsgemäß wird diese Aufgabe durch die Kombination der Merkmale des Anspruchs 1 gelöst. Hier wird eine Pumpe bestehend aus einer Überleiteinrichtung mit Pumpelement, in welches ein Substratschlauch einmündet und von dem ein Überleitschlauch abgeht, an die Hand gegeben, an welches ein Pumpengehäuse ankuppelbar ist, in welchem ein Förderbolzen oder -kolben, der im angekoppeltem Zustand mit dem Pumpelement zusammenwirkt, hin und her bewegbar gelagert ist. Zum Antrieb des Förderbolzens oder – kolbens wird ein zumindest teilweise aus einer Memorylegierung bestehendes Antriebselement eingesetzt, wobei die Bewegung des Förderbolzens oder -kolbens durch Endanschläge begrenzt wird. Durch diese Endanschläge wird sichergestellt, dass der Förderbolzen oder -kolben einen genau vorherbestimmten Hub ausführt.According to the invention this Problem solved by the combination of the features of claim 1. Here is a pump consisting of a transfer device with pumping element, in which a substrate tube opens and of which a transfer hose goes off, given to the hand, to which a pump housing can be coupled is in which a conveyor bolt or piston, which cooperates with the pumping element in the coupled state, is mounted movable back and forth. To drive the conveyor bolt or - piston is an existing at least partially from a memory alloy Inserted drive element, wherein the movement of the conveyor pin or piston by end stops is limited. These end stops ensure that the conveyor bolt or piston performs a precisely predetermined stroke.
Erfindungsgemäß wird also eine zweiteilige Pumpe zur Verfügung gestellt, die mit einfachen Mitteln eine günstige und einfach zu bauende Pumpe für die medizinische Anwendung an die Hand gibt.Thus, according to the invention a two-piece pump available provided by simple means a cheap and easy to build Pump for the medical application.
Vorteilhafte Ausgestaltungen der Erfindung ergeben sich aus den sich an den Hauptanspruch anschließenden Unteransprüchen. Demnach kann das Antriebselement aus einer Feder, vorzugsweise einer Stahldruckfeder und einem Metalldraht aus einer Memorylegierung bestehen. Der Metalldraht aus einer Memorylegierung kann vorteilhaft im Innenraum der Stahldruckfeder geführt sein.advantageous Embodiments of the invention will become apparent from the main claim subsequent Dependent claims. Accordingly, the drive element of a spring, preferably a steel compression spring and a metal wire made of a memory alloy. The metal wire From a memory alloy can be advantageous in the interior of the steel compression spring guided be.
Die Feder kann in einer entsprechenden bevorzugten Ausführungsform als stromführendes Element verwendet werden, das mit dem aus der Memorylegierung bestehenden Metalldraht unmittelbar verbunden ist. Somit kann der Metalldraht unmittelbar über die Stahldruckfeder mit dem notwendigen Strom zur Erwärmung des Metalldrahts versehen werden. Hierdurch baut das ankuppelbare Pumpengehäuse sehr kompakt.The Spring can in a corresponding preferred embodiment as a current-carrying Element to be used with the existing of the memory alloy Metal wire is directly connected. Thus, the metal wire immediately above the steel compression spring with the necessary power to heat the Be provided with metal wire. As a result, the detachable pump housing builds a lot compact.
Gemäß einer anderen Ausführungsform kann das Antriebselement aus einer Druckfeder bestehen, die selbst aus einer Memorylegierung besteht. In diesem Fall dient der in der Mitte der spiralförmig angeordneten Druckfeder angeordnete Draht als stromführender Rückleiter. Eine Druckfeder unmittelbar aus einer Memorylegierung herzustellen ist aus dem Bereich der Pumpen nicht bekannt. Es ist lediglich bekannt, Federn aus einer entsprechenden Memorylegierung zu fertigen, die in Kupplungen angewandt werden (vgl. WO-A-03/050429).According to one another embodiment may the drive element consist of a compression spring, the self-made a memory alloy exists. In this case, it serves in the middle the spiral arranged compression spring arranged wire as a current-carrying Return conductor. To make a compression spring directly from a memory alloy is not known from the field of pumps. It is only known Manufacture springs from a corresponding memory alloy, the in clutches (see WO-A-03/050429).
Gemäß einer anderen vorteilhaften Ausgestaltung der Erfindung weist der Förderbolzen oder -kolben eine Führungsnase auf, welche in einer in dem Pumpengehäuse angeordneten Nut geführt ist. Hierdurch wird ein Verdrehen des Memorymetalldrahtes verhindert.According to one Another advantageous embodiment of the invention, the delivery bolt or piston a guide nose which is guided in a groove arranged in the pump housing. hereby a twisting of the memory metal wire is prevented.
Gemäß einer bevorzugten Ausführungsform der Erfindung kann im Gehäuse der Überleiteinrichtung ein Silikonpumpelement mit Doppelzungenrichtungsventil angeordnet sein. An diesem Gehäuse der Überleiteinrichtung kann eine in das Silikonpumpelement mit Doppelzungendichtungsventil einführbare Durchflußstange geführt sein, die über einen Faltenbalg nach außen abgedichtet ist.According to a preferred embodiment of the invention may be arranged in the housing of the transfer device a silicone pumping element with Doppelzungenrichtungsventil. On this housing of the transfer device can be inserted into the silicone pumping element with Doppelzungendichtungsventil Passage be guided, which is sealed by a bellows to the outside.
Der Förderbolzen kann nach Ankopplung des Pumpengehäuses an die Überleiteinrichtung mit dem Silikonpumpenelement in bevorzugter Art und Weise zusammenwirken.Of the conveyor bolts can after coupling the pump housing to the gateway cooperate with the silicone pump element in a preferred manner.
Der Förderbolzen kann vorteilhaft einstückig mit einem Endanschlagskolben ausgebildet sein. Dieser Endanschlagskolben wird jeweils durch die Anschläge im Pumpengehäuse in seiner Bewegung begrenzt.Of the conveyor bolts can be advantageous in one piece with be formed an end stop piston. This end stop piston is determined by the attacks in the pump housing limited in his movement.
Gemäß einer alternativen Ausführungsvariante ist im Gehäuse der Überleiteinrichtung eine Pumpkammer angeordnet, der jeweils Richtungsventile zugeordnet sind. Mit einer Pumpmembran der Pumpkammer kann einstückig ein Membranbolzen verbunden sein, der über eine mit dem Endanschlagbolzen verbundene Konektorhülse lösbar mit dem Endanschlagbolzen verbindbar ist.According to one alternative embodiment is in the case the gateway arranged a pumping chamber, each associated with directional valves are. With a pumping membrane of the pumping chamber can one piece Membrane pin to be connected, which has one with the end stop pin connected connector sleeve solvable connectable to the end stop pin.
Gemäß einer weiteren bevorzugten Ausgestaltung der Erfindung kann die Stahldruckfeder form- und kraftschlüssig mit dem Endanschlagbolzen und dem Gehäuse verbunden sein, wobei der Memorymetalldraht form- und kraftschlüssig und elektrisch leitend mit der Stahldruckfeder verbunden ist.According to one Another preferred embodiment of the invention, the steel compression spring form- and strong be connected to the end stop pin and the housing, wherein the Memory metal wire positive and non-positive and electrically conductive connected to the steel compression spring.
Soweit die Druckfeder selbst aus der Memorylegierung besteht, kann diese auch form- und kraftschlüssig mit dem Endanschlagbolzen und dem Gehäuse verbunden sein, wobei ein stromführender Draht form- und kraftschlüssig und elektrisch leitend mit der Druckfeder verbunden sein kann.So far the compression spring itself consists of the memory alloy, this can also positive and non-positive be connected to the end stop pin and the housing, wherein a live wire positive and non-positive and may be electrically connected to the compression spring.
Weiterhin kann in vorteilhafter Weise mit der Stahldruckfeder ein Temperatursensor – z. B. thermisch – gekoppelt sein, der die zulässige Arbeitstemperatur überwacht und bei Überschreiten dieser zulässigen Temperatur ein Warnsignal auslöst.Farther can advantageously with the steel spring a temperature sensor -. B. thermally - coupled be the permissible one Operating temperature monitored and when crossing this permissible Temperature triggers a warning signal.
Gemäß einer weiteren vorteilhaften Ausgestaltung der Erfindung kann zwischen dem Pumpengehäuse einerseits und dem Förderbolzen bzw. der Konnektorhülse andererseits ein Faltenbalg vorgesehen sein, der zur Abdichtung zwischen der Überleiteinrichtung für die einmalige Verwendung und dem Pumpengehäuse dient.According to one further advantageous embodiment of the invention can between the pump housing on the one hand and the conveyor bolt or the connector sleeve On the other hand, a bellows are provided, which is for sealing between the gateway for the one-time use and the pump housing is used.
Weitere Merkmale, Einzelheiten und Vorteile der Erfindung werden anhand von in der Zeichnung dargestellten Ausführungsbeispielen näher erläutert. Es zeigen:Further Features, details and advantages of the invention will become apparent explained in detail in the drawings embodiments. It demonstrate:
Eine
erste Ausführungsvariante
der Pumpe ist in den
Das
Pumpengehäuse
Der
Endanschlagkolben
Die
Hin- und Herbewegung des Endanschlagkolbens
Diese
Hubbewegung, die auf den Förderbolzen
In
den
In
der
Grundsätzlich sind
an Stelle der hier vorgesehenen Konnektierungen über Gewinde auch Steckkontakte
oder andere mechanische Verbindungen zwischen dem Pumpengehäuse
Bei
beiden hier dargestellten Ausführungsformen
wird das Pumpelement
Claims (14)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200510040344 DE102005040344A1 (en) | 2005-08-25 | 2005-08-25 | Pump for use as infusion pump, has delivery bolt or piston supported in housing in movable manner, and drive unit for driving delivery bolt or piston, where movement of delivery bolt or piston is limited by upper and lower end stops |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200510040344 DE102005040344A1 (en) | 2005-08-25 | 2005-08-25 | Pump for use as infusion pump, has delivery bolt or piston supported in housing in movable manner, and drive unit for driving delivery bolt or piston, where movement of delivery bolt or piston is limited by upper and lower end stops |
Publications (1)
Publication Number | Publication Date |
---|---|
DE102005040344A1 true DE102005040344A1 (en) | 2007-03-01 |
Family
ID=37715440
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE200510040344 Ceased DE102005040344A1 (en) | 2005-08-25 | 2005-08-25 | Pump for use as infusion pump, has delivery bolt or piston supported in housing in movable manner, and drive unit for driving delivery bolt or piston, where movement of delivery bolt or piston is limited by upper and lower end stops |
Country Status (1)
Country | Link |
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DE (1) | DE102005040344A1 (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102015225726A1 (en) * | 2015-12-17 | 2017-06-22 | Ksb Aktiengesellschaft | Pump with deformable conveying element |
US11369735B2 (en) | 2019-11-05 | 2022-06-28 | Insulet Corporation | Component positioning of a linear shuttle pump |
WO2022150418A1 (en) * | 2021-01-08 | 2022-07-14 | Insulet Corporation | Single actuated precision dose intermediate pumping chamber |
US11439765B2 (en) | 2016-08-14 | 2022-09-13 | Insulet Corporation | Variable fill drug delivery device |
US11446435B2 (en) | 2018-11-28 | 2022-09-20 | Insulet Corporation | Drug delivery shuttle pump system and valve assembly |
US11633541B2 (en) | 2017-01-19 | 2023-04-25 | Insulet Corporation | Cartridge hold-up volume reduction |
US11672917B2 (en) | 2018-05-31 | 2023-06-13 | Insulet Corporation | Drug cartridge with drive system |
US11746765B2 (en) | 2017-08-03 | 2023-09-05 | Insulet Corporation | Micro piston pump |
US11786668B2 (en) | 2017-09-25 | 2023-10-17 | Insulet Corporation | Drug delivery devices, systems, and methods with force transfer elements |
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US5348382A (en) * | 1991-09-30 | 1994-09-20 | Ina Bearing Company, Inc. | Anti-lock brake system eccentric bearing arrangement including counterweight |
WO1998016986A1 (en) * | 1996-10-12 | 1998-04-23 | Robert Bosch Gmbh | Motor-pump arrangement |
DE19720615C1 (en) * | 1997-05-16 | 1998-06-04 | Bosch Gmbh Robert | Pump unit for slip-regulated automobile braking system |
WO2003089789A2 (en) * | 2002-04-22 | 2003-10-30 | Medtronic Minimed, Inc. | Positive displacement pulsatile micropump using shape memory alloys |
WO2004009160A1 (en) * | 2002-07-24 | 2004-01-29 | M 2 Medical A/S | An infusion pump system, an infusion pump unit and an infusion pump |
US6916159B2 (en) * | 2002-10-09 | 2005-07-12 | Therasense, Inc. | Device and method employing shape memory alloy |
-
2005
- 2005-08-25 DE DE200510040344 patent/DE102005040344A1/en not_active Ceased
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US5348382A (en) * | 1991-09-30 | 1994-09-20 | Ina Bearing Company, Inc. | Anti-lock brake system eccentric bearing arrangement including counterweight |
WO1998016986A1 (en) * | 1996-10-12 | 1998-04-23 | Robert Bosch Gmbh | Motor-pump arrangement |
DE19720615C1 (en) * | 1997-05-16 | 1998-06-04 | Bosch Gmbh Robert | Pump unit for slip-regulated automobile braking system |
WO2003089789A2 (en) * | 2002-04-22 | 2003-10-30 | Medtronic Minimed, Inc. | Positive displacement pulsatile micropump using shape memory alloys |
WO2004009160A1 (en) * | 2002-07-24 | 2004-01-29 | M 2 Medical A/S | An infusion pump system, an infusion pump unit and an infusion pump |
US6916159B2 (en) * | 2002-10-09 | 2005-07-12 | Therasense, Inc. | Device and method employing shape memory alloy |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102015225726A1 (en) * | 2015-12-17 | 2017-06-22 | Ksb Aktiengesellschaft | Pump with deformable conveying element |
WO2017102209A1 (en) | 2015-12-17 | 2017-06-22 | Ksb Aktiengesellschaft | Pump comprising a deformable pumping element |
US11439765B2 (en) | 2016-08-14 | 2022-09-13 | Insulet Corporation | Variable fill drug delivery device |
US11497856B2 (en) | 2016-08-14 | 2022-11-15 | Insulet Corporation | Drug delivery device with indicator |
US11633541B2 (en) | 2017-01-19 | 2023-04-25 | Insulet Corporation | Cartridge hold-up volume reduction |
US11746765B2 (en) | 2017-08-03 | 2023-09-05 | Insulet Corporation | Micro piston pump |
US11786668B2 (en) | 2017-09-25 | 2023-10-17 | Insulet Corporation | Drug delivery devices, systems, and methods with force transfer elements |
US11672917B2 (en) | 2018-05-31 | 2023-06-13 | Insulet Corporation | Drug cartridge with drive system |
US11446435B2 (en) | 2018-11-28 | 2022-09-20 | Insulet Corporation | Drug delivery shuttle pump system and valve assembly |
US11369735B2 (en) | 2019-11-05 | 2022-06-28 | Insulet Corporation | Component positioning of a linear shuttle pump |
WO2022150418A1 (en) * | 2021-01-08 | 2022-07-14 | Insulet Corporation | Single actuated precision dose intermediate pumping chamber |
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