JP2009183729A - 輸液ポンプのローディング機構 - Google Patents
輸液ポンプのローディング機構 Download PDFInfo
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- JP2009183729A JP2009183729A JP2009089946A JP2009089946A JP2009183729A JP 2009183729 A JP2009183729 A JP 2009183729A JP 2009089946 A JP2009089946 A JP 2009089946A JP 2009089946 A JP2009089946 A JP 2009089946A JP 2009183729 A JP2009183729 A JP 2009183729A
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- 230000007246 mechanism Effects 0.000 title abstract description 6
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- 239000003814 drug Substances 0.000 abstract description 8
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- 102000004877 Insulin Human genes 0.000 description 5
- 108090001061 Insulin Proteins 0.000 description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 229940125396 insulin Drugs 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 210000000577 adipose tissue Anatomy 0.000 description 1
- -1 caulks Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 206010012601 diabetes mellitus Diseases 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 210000000496 pancreas Anatomy 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
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- 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
- A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
- A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
- A61M5/1456—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons with a replaceable reservoir comprising a piston rod to be moved into the reservoir, e.g. the piston rod is part of the removable reservoir
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- 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
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- 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
- A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
- A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
- A61M2005/14573—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons with a replaceable reservoir for quick connection/disconnection with a driving system
-
- 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
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
- A61M2005/1581—Right-angle needle-type devices
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- A—HUMAN NECESSITIES
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- 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
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
- A61M2005/1587—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body suitable for being connected to an infusion line after insertion into a patient
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0612—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders
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- A—HUMAN NECESSITIES
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- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M39/1011—Locking means for securing connection; Additional tamper safeties
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- A—HUMAN NECESSITIES
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- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M39/14—Tube connectors; Tube couplings for connecting tubes having sealed ends
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- 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
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- 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
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- 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
- A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
- A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
-
- 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
- A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
- A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
- A61M5/14546—Front-loading type injectors
Abstract
【解決手段】医薬輸液ポンプのローディング機構であって、医薬リザーバ30と、プランジャ35と、リザーバの軸からオフセットしたねじ付きプランジャロッド40と、ポンプバレル45の軸からオフセットした駆動スクリュ50を備える輸液ポンプとを含む機構を備える。ポンプバレル45はロックハブ25によって回転されプランジャロッド40を回転させて駆動スクリュ50に係合させる。この実施形態はリザーバの装着を簡単にする。
【選択図】図2
Description
Claims (4)
- バルル軸を有し、輸液ポンプにより搬送される液体を内包する液体リザーバを保持するポンプバレルと;
前記バレル軸からずれかつ平行なロッド軸を有し、全長の少なくとも一部にねじを切られ、前記液体リザーバの一端に挿入されるプランジャを一端に有して前記液体リザーバ内で該プランジャが変位すると前記液体リザーバの容積を変化させる、プランジャロッドと;
前記ロッド軸からずれかつ平行なねじ軸を有するねじ付き駆動スクリュとを備え;
(1)プランジャロッドのねじと駆動スクリュのねじが係合せず、液体リザーバへの装着を容易にする、装着位置と
(2)プランジャロッドのねじと駆動スクリュのねじが係合して、駆動スクリュの回転がプランジャを変位させ、液体リザーバの容積を変化させて液体を前記液体リザーバから搬送する、作動位置とを特徴とする;
輸液ポンプ駆動装置。 - 前記プランジャロッドと前記駆動スクリュの間の回転が、前記プランジャロッドと前記駆動スクリュとを係合及び離脱させ、1つの運転位置から別の位置に切り替える;
請求項1の輸液ポンプ駆動装置。 - 前記駆動スクリュのねじと前記プランジャロッドのねじとの係合及び離脱をコントロールするロックハブをさらに備える;
請求項1または請求項2の輸液ポンプ駆動装置。 - 前記駆動スクリュのねじと前記プランジャロッドのねじとは、のこ歯ねじである;
請求項1ないし請求項3のいずれか1項の輸液ポンプ駆動装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/037,614 US7306578B2 (en) | 2002-01-04 | 2002-01-04 | Loading mechanism for infusion pump |
US10/037,614 | 2002-01-04 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003559580A Division JP4357297B2 (ja) | 2002-01-04 | 2002-12-23 | 輸液ポンプのローディング機構 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009183729A true JP2009183729A (ja) | 2009-08-20 |
JP4961449B2 JP4961449B2 (ja) | 2012-06-27 |
Family
ID=21895290
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003559580A Expired - Fee Related JP4357297B2 (ja) | 2002-01-04 | 2002-12-23 | 輸液ポンプのローディング機構 |
JP2009089946A Expired - Lifetime JP4961449B2 (ja) | 2002-01-04 | 2009-04-02 | 輸液ポンプのローディング機構 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003559580A Expired - Fee Related JP4357297B2 (ja) | 2002-01-04 | 2002-12-23 | 輸液ポンプのローディング機構 |
Country Status (10)
Country | Link |
---|---|
US (1) | US7306578B2 (ja) |
EP (3) | EP2258420B1 (ja) |
JP (2) | JP4357297B2 (ja) |
CN (2) | CN100542619C (ja) |
AT (2) | ATE425779T1 (ja) |
AU (2) | AU2002359850B2 (ja) |
CA (1) | CA2472071C (ja) |
DE (2) | DE60231666D1 (ja) |
MX (1) | MXPA04006589A (ja) |
WO (1) | WO2003059420A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020195362A1 (ja) * | 2019-03-26 | 2020-10-01 | テルモ株式会社 | 薬剤投与装置 |
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WO2020195362A1 (ja) * | 2019-03-26 | 2020-10-01 | テルモ株式会社 | 薬剤投与装置 |
JP7307790B2 (ja) | 2019-03-26 | 2023-07-12 | テルモ株式会社 | 薬剤投与装置 |
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CA2472071C (en) | 2011-07-12 |
EP1461097A1 (en) | 2004-09-29 |
AU2008246210A1 (en) | 2008-12-04 |
CA2472071A1 (en) | 2003-07-24 |
US7306578B2 (en) | 2007-12-11 |
CN1612759A (zh) | 2005-05-04 |
ATE425779T1 (de) | 2009-04-15 |
EP1666079A3 (en) | 2006-06-14 |
EP2258420A3 (en) | 2011-09-28 |
JP2005514176A (ja) | 2005-05-19 |
MXPA04006589A (es) | 2005-03-31 |
DE60231666D1 (de) | 2009-04-30 |
AU2002359850B2 (en) | 2008-08-14 |
EP2258420B1 (en) | 2014-04-09 |
ATE326991T1 (de) | 2006-06-15 |
CN100369639C (zh) | 2008-02-20 |
EP1461097B1 (en) | 2006-05-24 |
AU2002359850A1 (en) | 2003-07-30 |
WO2003059420A1 (en) | 2003-07-24 |
US20030130618A1 (en) | 2003-07-10 |
DE60211748D1 (en) | 2006-06-29 |
EP2258420A2 (en) | 2010-12-08 |
DE60211748T2 (de) | 2007-04-26 |
AU2008246210B2 (en) | 2011-09-15 |
JP4961449B2 (ja) | 2012-06-27 |
EP1666079A2 (en) | 2006-06-07 |
CN1961980A (zh) | 2007-05-16 |
JP4357297B2 (ja) | 2009-11-04 |
EP1666079B1 (en) | 2009-03-18 |
CN100542619C (zh) | 2009-09-23 |
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