WO2014123178A1 - チュービングポンプ - Google Patents
チュービングポンプ Download PDFInfo
- Publication number
- WO2014123178A1 WO2014123178A1 PCT/JP2014/052725 JP2014052725W WO2014123178A1 WO 2014123178 A1 WO2014123178 A1 WO 2014123178A1 JP 2014052725 W JP2014052725 W JP 2014052725W WO 2014123178 A1 WO2014123178 A1 WO 2014123178A1
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- WO
- WIPO (PCT)
- Prior art keywords
- tube
- pump
- valve
- cam
- pump block
- Prior art date
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Classifications
-
- 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
- F04B45/00—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids
- F04B45/08—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having peristaltic action
-
- 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
-
- 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
-
- 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
- A61M5/16804—Flow controllers
- A61M5/16813—Flow controllers by controlling the degree of opening of the flow line
-
- 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
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/20—Type thereof
- A61M60/247—Positive displacement blood pumps
- A61M60/253—Positive displacement blood pumps including a displacement member directly acting on the blood
- A61M60/268—Positive displacement blood pumps including a displacement member directly acting on the blood the displacement member being flexible, e.g. membranes, diaphragms or bladders
- A61M60/279—Peristaltic pumps, e.g. roller pumps
-
- 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
-
- 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
- F04B43/082—Machines, pumps, or pumping installations having flexible working members having tubular flexible members the tubular flexible member being pressed against a wall by a number of elements, each having an alternating movement in a direction perpendicular to the axes of the tubular member and each having its own driving mechanism
-
- 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
- F04B43/12—Machines, pumps, or pumping installations having flexible working members having peristaltic action
-
- 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
- A61M5/14228—Pumping with an aspiration and an expulsion action with linear peristaltic action, i.e. comprising at least three pressurising members or a helical member
-
- 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
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/20—Type thereof
- A61M60/247—Positive displacement blood pumps
- A61M60/253—Positive displacement blood pumps including a displacement member directly acting on the blood
- A61M60/268—Positive displacement blood pumps including a displacement member directly acting on the blood the displacement member being flexible, e.g. membranes, diaphragms or bladders
- A61M60/279—Peristaltic pumps, e.g. roller pumps
- A61M60/284—Linear peristaltic pumps
Definitions
- the present invention is mainly used as a medical infusion pump, and relates to a tubing pump in which liquid in a tube that is detachably mounted is transferred by a pump mechanism.
- This shuttle-type infusion pump is, for example, disclosed in Patent Document 1 in which a tube is arranged between a V groove formed by an upper jaw (220) and a lower jaw (222) and a V groove of a shuttle (200), It is disclosed that the shuttle (200) is reciprocated so that the tube is repeatedly pressed.
- an upstream valve (412) is disposed on the upstream side of the shuttle (200), and a downstream valve (414) is disposed on the downstream side.
- the upstream valve (412) and the downstream valve (414) are interlocked with the reciprocating motion of the shuttle (200) and the infusion tube is closed or released from the closed state at an appropriate timing, the liquid in the infusion tube is transferred. Is done.
- the operating ranges of the shuttle (200), upstream valve (412), and downstream valve (414) are individually cam shapes for defining the operations of the shuttle (200), upstream valve (412), and downstream valve (414). Is defined by one cam (100) part.
- a tube is disposed between the V-groove of the V-groove-shaped fixing component (22) and the V-groove of the V-groove-shaped driving component (12A).
- the thing by the method of pressing a tube repeatedly is disclosed by reciprocating the groove-shaped drive component (12A).
- the shuttle-type infusion pump as shown in the cited document 1 and the cited document 2 is a peristaltic-type infusion that presses the infusion tube by a plurality of peristaltic movements as shown in Patent Document 3, for example. Compared to pumps, it achieves excellent flow accuracy.
- a first aspect for solving the above-described problem is a tubing pump for transferring liquid in a detachably mounted tube by a pump mechanism, wherein the pump mechanism is a valve for closing and opening the mounted tube. And a tube pressing mechanism that repeatedly presses the tube.
- the tube pressing mechanism includes a pump block that is movably held by at least two guide shafts, and the pump block continuously reciprocates. By operating, the tube is repeatedly pressed.
- the play of the drive unit can be prevented, so that the liquid in the infusion tube can be transferred with a more stable flow rate accuracy.
- the second aspect is the first aspect, wherein the tube pressing mechanism is disposed at a position facing the pump block, and an opposing part that does not operate when the liquid in the tube is transferred is disposed.
- a substantially V-shaped first groove is formed, and the opposing part is formed with a substantially V-shaped second groove, and when the pump block continuously reciprocates, the first The tube is repeatedly pressed between the second groove portion and the second groove portion.
- the deformed state of the tube due to pressing can be restored before being pressed again, so that the liquid in the infusion tube can be transferred with more stable flow accuracy. can do.
- a third aspect is the first aspect or the second aspect, wherein the valve mechanism is arranged on the upstream side and the downstream side, and the tube pressing mechanism includes the upstream side valve mechanism and the downstream side valve mechanism.
- the operation range of the pump block disposed in the tube pressing mechanism is determined by a pump cam, and the operation range of the upstream valve of the upstream valve mechanism is the first
- the operation range of the downstream valve of the downstream valve mechanism is determined by the second valve cam, and the pump cam, the first valve cam, and the second valve cam are Each is a separate cam part.
- valve opening / closing timing can be set more appropriately, so that the liquid in the infusion tube can be transferred with a more stable flow rate accuracy.
- FIG. 1 is an external perspective view of a tubing pump according to the present invention. It is an external appearance perspective view which shows the state which opened the front door of the tubing pump which concerns on this invention. It is a disassembled perspective view which shows the structure of the tubing pump which concerns on this invention.
- the tubing pump which concerns on this invention it is a figure which shows the positional relationship of a pump cam and a pump block. It is a figure which shows the cam shape of a pump cam in the tubing pump which concerns on this invention.
- the tubing pump concerning the present invention it is a chart figure showing operation timing of a pump block and a valve.
- FIGS. 1 to 8 correspond to this embodiment.
- the number of the reference drawing is described in parentheses when there is a drawing particularly suitable for reference with respect to the explanation portion.
- FIG. 1 and FIG. 2 are devices for forcing a liquid (for example, medicinal solution, nutrients, etc.) through a tube to inject it into a patient's body by applying a pump mechanism according to the present invention.
- the appearance of the tubing pump 1 is shown.
- the tubing pump 1 includes a door 20 that opens and closes the front portion of the pump body 10.
- FIG. 1 shows a state where the door 20 is closed
- FIG. 2 shows a state where the door 20 is opened.
- the pump body 10 is formed in a substantially rectangular box shape, and has an upright base 11 that is opened and closed by a door 20 on the front side, and a tube 30 clamped by a clamp device 40 on the base 11. Is inserted sideways (see FIG. 2). The clamp state of the tube 30 by the clamp device 40 is released when the door 20 is closed.
- the base 11 is a thick, substantially plate-like part, and includes a pump mechanism 50 for forcibly transferring the liquid in the attached tube 30.
- the pump mechanism 50 allows the liquid in the tube 30 to flow upstream by appropriately combining a pressing / releasing operation with respect to the attached tube 30, an opening / closing operation of the valve 51 on the upstream side, an opening / closing operation of the valve 52 on the downstream side, and the like. It is forcibly transferred in the direction d from the side to the downstream side (see FIG. 2).
- FIG. 3 is an exploded perspective view showing components of the pump mechanism 50.
- the pump mechanism 50 includes components such as an upstream valve 51, an upstream valve cam 51C, a downstream valve 52, a downstream valve cam 52C, a pump block 53, a pump block cam 53C, a guide shaft 53S, a shaft 54, and a pump block case 55. Has been.
- the tube pressing mechanism portion is formed with the pump block 53, the pump block cam 53C, and the guide shaft 53S as main components.
- the upstream side valve mechanism portion is formed in the pump mechanism 50 with the upstream side valve 51 and the upstream side valve cam 51C as main components. Further, the downstream side valve mechanism part is formed in the pump mechanism 50 with the downstream side valve 52 and the downstream side valve cam 52C as main components.
- the upstream valve cam 51C, the downstream valve cam 52C, and the pump block cam 53C are fixed to the shaft 54.
- the shaft 54 continuously rotates using an electric motor (not shown) as a power source.
- the upstream valve cam 51C, the downstream valve cam 52C, and the pump block cam 53C are within a certain range determined by the respective cam shapes on the upstream valve 51, the downstream valve 52, and the pump block 53, respectively. , Reciprocate.
- the tube pressing mechanism portion and the upstream and downstream valve mechanism portions work together to repeatedly press the tube 30 at an appropriate timing, and the tube 30 is closed or closed on the upstream and downstream sides. By releasing this, the liquid in the infusion tube is transferred.
- the tube pressing mechanism portion includes the pump block 53, the pump block cam 53C, and the guide shaft 53S.
- the position of the pump block 53 that reciprocates up and down is determined by the position of the pump block cam 53C that rotates about the shaft 54 as a rotation axis.
- FIG. 4 shows the cam shape of the pump block cam 53C.
- the cam surface of the pump block cam 53C having the cam shape shown in FIG. 4 contacts the upper bearing portion 53u or the lower bearing portion 53d of the pump block 53.
- the position of the pump block 53 is determined by the position.
- FIG. 5A shows a positional relationship with the pump block cam 53C in a state where the pump block 53 is at the highest position.
- FIG. 5B shows the positional relationship with the pump block cam 53C in a state where the pump block 53 is in the intermediate position.
- FIG. 5C shows a positional relationship with the pump block cam 53C in a state where the pump block 53 is at the lowest position.
- the pump block 53 is held so as to be movable only in the vertical direction by being arranged through the guide shaft 53S in the ball bush portions 35b provided on the upstream side and the downstream side.
- the pump block 53 is formed with a V-groove 53v that is a substantially V-shaped recess, and the tube 30 is disposed along the V-groove 53v.
- the pump block facing component 21 having a substantially V-shaped concave portion is fixedly disposed at a position facing the pump block 53 when the door 20 is closed.
- the tube is arranged in a diamond-shaped space formed by the V groove 21v, which is a substantially V-shaped recess formed in the pump block facing part 21, facing the V groove 53v of the pump block 53. (See FIG. 6 (a) and FIG. 6 (c))
- the shape of the tube 30 is the elastic force of the material of the tube 30 and the tube Due to the pressure of the liquid flowing in 30, it tries to return to the state before being pressed.
- the infusion tube 30 is pushed from both sides by the inclined surface of the V-groove 53v and the inclined surface of the V-groove 21v, thereby restoring the shape of the tube.
- Cheap in addition to the elastic force of the material of the tube 30 and the pressure of the liquid, the infusion tube 30 is pushed from both sides by the inclined surface of the V-groove 53v and the inclined surface of the V-groove 21v, thereby restoring the shape of the tube.
- the valve mechanism section includes an upstream valve 51 and an upstream valve cam 51C on the upstream side, and includes a downstream valve 52 and a downstream valve cam 52C on the downstream side.
- the position of the valve 51 (52) that performs the operation of closing or releasing the tube 30 is determined by the position of the valve cam 51C (52C) that rotates around the shaft 54 as a rotation axis.
- FIG. 7A shows a positional relationship with the valve cam 51C (52C) in a state in which the valve 51 (52) is in a position where the tube 30 is not blocked.
- FIG. 7B shows a positional relationship with the valve cam 51C (52C) in a state where the valve 51 (52) is in a position where the tube 30 is closed.
- the upstream side valve 51 and the downstream side valve 52 are separate parts, a large movable part can be set and an ideal valve angle can be set, so that the flow rate accuracy as an infusion pump can be improved.
- FIG. 8 is a chart showing the operation timing of the pump block 53, the upstream valve 51, and the downstream valve 52 when the shaft 54 makes one rotation in the tubing pump 1 of this embodiment.
- the pump block 53 When the shaft 54 makes one rotation, the pump block 53 performs a reciprocating operation up and down. Further, when the shaft 54 makes one rotation, the upstream side valve 51 performs the operation of opening and closing the valve twice. At this time, the downstream valve 52 performs the operation of opening and closing the valve twice with a different timing from the upstream valve 51.
- FIG. 8 shows the relationship between these operations.
- 8 represents the movement displacement amount of the pump block 53, the upstream side valve 51, and the downstream side valve 52.
- the amount of movement when the valve opens to the maximum is set to 1, and the maximum amount of displacement that the pump block 53 moves upward or downward from the intermediate point is set to 3. .
- the pump block cam 53C operates the pump block 53 in the range of 44 ° indicated as F in FIG.
- the upstream valve 51 opens the infusion tube 30, and the downstream valve 52 closes the infusion tube 30.
- the pump block 53 moves toward the intermediate position, the liquid is sucked (Fill).
- the pump block cam 53C operates the pump block 53 within the range of 70 ° indicated as P in FIG.
- the upstream valve 51 closes the infusion tube 30, and the downstream valve 52 opens the infusion tube 30.
- the inclined surface of the V-groove 53v of the pump block 53 pushes the infusion tube 30 to discharge the liquid.
- the cams that change the operation directions of the pump block 53, the upstream valve 51, and the downstream valve 52 are used as separate cams, respectively, and as a result, the allowable range in design is expanded.
- the range could be set to 70 °.
- the cam angle range for discharge is set to 70 ° and the cam angle range for suction (Fill) is set to 44 °.
- Other angle ranges may be set according to the setting.
- one shaft 54 is used as a common rotation shaft for the pump block cam 53C, the upstream valve cam 51C, and the downstream valve cam 52C. May be.
- Tube 40 Clamp device 50: Pump mechanism 51: Upstream valve 51C: Upstream valve cam 52: Downstream valve 52C: Downstream valve cam 53: Pump block 53b: Ball bushing 53d: Lower bearing 53u: Upper bearing 53v: V groove 53S (guide pump) 53S: Guide shaft 54: Shaft
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Vascular Medicine (AREA)
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- Reciprocating Pumps (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
Description
特許文献1の輸液ポンプでは、シャトル(200)の上流側には上流バルブ(412)が配置され、下流側には下流バルブ(414)が配置されている。
上流バルブ(412)及び下流バルブ(414)が、シャトル(200)の往復運動と連動して、適切なタイミングで輸液チューブを閉塞又は閉塞状態の解除を行うことによって、輸液チューブ内の液体が移送される。
シャトル(200)、上流バルブ(412)、下流バルブ(414)の動作範囲は、シャトル(200)、上流バルブ(412)、下流バルブ(414)の各々の動作を規定する為のカム形状が個別に形成されている、1つのカム(100)部品により規定されている。
図3は、ポンプ機構50の構成部品を示す分解斜視図である。ポンプ機構50は、上流側バルブ51、上流側バルブカム51C、下流側バルブ52、下流側バルブカム52C、ポンプブロック53、ポンプブロックカム53C、ガイドシャフト53S、シャフト54、ポンプブロックケース55などの部品により構成されている。
上述したように、チューブ押圧機構部は、ポンプブロック53とポンプブロックカム53Cとガイドシャフト53Sとを備えている。
図5(b)は、ポンプブロック53が中間位置にある状態でのポンプブロックカム53Cとの位置関係を示している。
図5(c)は、ポンプブロック53が最下位の位置にある状態でのポンプブロックカム53Cとの位置関係を示している。
また、ガタつきを防止できることで、ポンプ動作時の振動や騒音を抑えることができるとともに、輸液ポンプとしての流量精度に向上にも資することになる。
バルブ機構部は、上流側では、上流側バルブ51と上流側バルブカム51Cとを備えており、下流側では下流側バルブ52と下流側バルブカム52Cとを備えている。
図7(b)は、バルブ51(52)がチューブ30を閉塞している位置にある状態でのバルブカム51C(52C)との位置関係を示している。
図8は、本実施例のチュービングポンプ1において、シャフト54が1回転するときのポンプブロック53、上流側バルブ51、下流側バルブ52バルブの動作タイミングを示すチャート図である。
また、上流側バルブ51は、シャフト54が1回転するとき、バルブを開閉する動作を2回行う。
このとき、下流側バルブ52は、上流側バルブ51とは、タイミングをずらして、バルブを開閉する動作を2回行う。図8ではこれらの動作の関係を示している。
10:ポンプ本体
11:基台
20:ドア
21:ポンプブロック対向部品
21v:(ポンプブロック対向部品の)V溝部
30:チューブ
40:クランプ装置
50:ポンプ機構
51:上流側バルブ
51C:上流側バルブカム
52:下流側バルブ
52C:下流側バルブカム
53:ポンプブロック
53b:ボールブッシュ部
53d:下側ベアリング
53u:上側ベアリング
53v:(ポンプブロックの)V溝部
53S:ガイドシャフト
54:シャフト
Claims (3)
- 着脱可能に装着されるチューブ内の液体をポンプ機構により移送するチュービングポンプであって、
前記ポンプ機構は、装着された前記チューブを閉塞及び開放するバルブ機構部と、前記チューブを繰り返し押圧するチューブ押圧機構部とで構成され、
前記チューブ押圧機構部は、少なくとも2本のガイドシャフトによって、移動可能に保持されるポンプブロックを備え、
前記ポンプブロックが連続して往復動作することで、前記チューブを繰り返し押圧することを特徴とするチュービングポンプ。
- 前記チューブ押圧機構部は、前記ポンプブロックに対向する位置に、前記チューブ内の液体を移送する時に動作しない対向部品が配置されており、
前記ポンプブロックは、略V形状の第一の溝部が形成されており、
前記対向部品は、略V形状の第二の溝部が形成されており、
前記ポンプブロックが連続して往復動作するときに、前記第一の溝部と、前記第二の溝部との間で、前記チューブが繰り返し押圧されることを特徴とする
請求項1記載のチュービングポンプ。
- 前記バルブ機構部は、上流側と下流側に配置されており、
前記チューブ押圧機構部は、上流側のバルブ機構と下流側のバルブ機構との間に配置されており、
前記チューブ押圧機構部に配置される前記ポンプブロックの動作範囲は、ポンプカムで決められており、
前記上流側のバルブ機構部の上流側バルブの動作範囲は、第一のバルブカムで決められており、
前記下流側のバルブ機構部の下流側バルブの動作範囲は、第二のバルブカムで決められており、
前記ポンプカムと、前記第一のバルブカムと、前記第二のバルブカムとは、各々別体のカム部品であることを特徴とする請求項1又は請求項2記載のチュービングポンプ。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014560797A JP5973002B2 (ja) | 2013-02-06 | 2014-02-06 | チュービングポンプ |
CA2900336A CA2900336C (en) | 2013-02-06 | 2014-02-06 | Tubing pump |
EP14748966.0A EP2955376B1 (en) | 2013-02-06 | 2014-02-06 | Tubing pump |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/760,794 US9217428B2 (en) | 2013-02-06 | 2013-02-06 | Tubing pump for delivering fluid in a tube |
US13/760794 | 2013-02-06 |
Publications (1)
Publication Number | Publication Date |
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WO2014123178A1 true WO2014123178A1 (ja) | 2014-08-14 |
Family
ID=51259357
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2014/052725 WO2014123178A1 (ja) | 2013-02-06 | 2014-02-06 | チュービングポンプ |
Country Status (5)
Country | Link |
---|---|
US (1) | US9217428B2 (ja) |
EP (1) | EP2955376B1 (ja) |
JP (1) | JP5973002B2 (ja) |
CA (1) | CA2900336C (ja) |
WO (1) | WO2014123178A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10167861B2 (en) | 2016-05-26 | 2019-01-01 | Namiki Precision Singapore Pte. Ltd. | Infusion pump |
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Also Published As
Publication number | Publication date |
---|---|
US9217428B2 (en) | 2015-12-22 |
JPWO2014123178A1 (ja) | 2017-02-02 |
EP2955376A4 (en) | 2016-10-12 |
CA2900336C (en) | 2021-05-04 |
US20140219843A1 (en) | 2014-08-07 |
CA2900336A1 (en) | 2014-08-14 |
EP2955376A1 (en) | 2015-12-16 |
EP2955376B1 (en) | 2020-12-16 |
JP5973002B2 (ja) | 2016-08-17 |
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