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公开(公告)号:EP1223998B1
公开(公告)日:2007-10-10
申请号:EP00962261.4
申请日:2000-09-29
申请人: NOVO NORDISK A/S
IPC分类号: A61M5/172
CPC分类号: A61M5/20 , A61M5/24 , A61M5/3146 , A61M5/31525 , A61M5/31546 , A61M5/31561 , A61M5/31566 , A61M5/31593 , A61M5/3202 , A61M2005/3125 , A61M2005/31588 , A61M2205/50
摘要: The present invention relates to an electronic injection device wherein an electronic circuit is designed to work in two alternative modes: an air shot mode and a dose injection mode. When working in the air shot mode a small predetermined air shot dose is pressed out from the ampoule when the injection button is actuated. When working in the injection mode, a dose set by operation of the dose setting means is injected by operation of the injection button. The electronic injection device is normally working in the air shot mode but shifts to work in the dose injection mode when it receives a signal indicating that the dose setting means has been operated. The circuit returns to its air shot mode when receiving a signal indicating that the set dose has been injected. This signal can originate either from a switch indicating that the protection cap is mounted or from a switch indicating that the injection button has been pressed.
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公开(公告)号:EP1276529B1
公开(公告)日:2006-06-21
申请号:EP01921255.4
申请日:2001-04-11
申请人: NOVO NORDISK A/S
发明人: LJUNGGREEN, Henrik , POULSEN, Jens, Ulrik , AASMUL, Søren , CHRISTENSEN, Lars, Hofmann , MØLLER-JENSEN, Jens , MØLLER-JENSEN, Peter
IPC分类号: A61M5/315
CPC分类号: A61M5/31511 , A61M5/31501 , A61M5/31543 , A61M5/3156 , A61M5/31585 , A61M5/31593 , A61M2005/31518 , A61M2005/31588
摘要: A drug delivery device comprising a housing (1) with a drug container (2) being provided with delivering means comprising a piston (5) for expelling a drug (4) from the drug container (2). The housing (1) further comprising a displaceable piston rod (6) abutting the piston (5) of the drug container (2) and rotating means being in engagement with the piston rod (6), said rotating means being provided with a one-way mechanism. The one-way mechanism comprises a helical spring (12) wound tightly around an axle (11), one end of said helical spring (12) being fixed in relation to the housing (1), the other end of the helical spring (12) being in a free state.
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公开(公告)号:EP1239902B1
公开(公告)日:2005-07-06
申请号:EP00975845.9
申请日:2000-11-21
申请人: NOVO NORDISK A/S
发明人: AASMUL, Soeren , CHRISTENSEN, Lars, Hofmann , LJUNGGREEN, Henrik , MUNK, Jens , HANSEN, Steffen
CPC分类号: A61M5/31525 , A61M5/20 , A61M5/3134 , A61M5/31548 , A61M5/31575 , A61M5/31593 , A61M2005/3125 , A61M2005/3126 , A61M2005/3152 , A61M2005/31588
摘要: The invention relates to handheld injection devices by which set doses of a liquid medicament can be injected from a medical reservoir, such as cylinder ampoule, by release of a power reservoir in the device. The power reservoir can either be an electric battery by which a motor can be energized to press out a set dose of medicine, or a cocked spring maintained in its cocked position by a detent which spring when released can press out a set dose of medicine. When the power reservoir is released, the liquid medicine will be pressed out from the cylinder ampoule through an injection needle mounted on the cylinder ampoule or on the injection device carrying the cylinder ampoule. The power reservoir is released fully or partially by activating a release button, such as an electric switch, located on the housing of the injection device and in the distal half of the length of the injection device. By making at least a part of the distal third of the injection device of an ergonomic shaped cross section, the user can grip the injection device as a pencil is gripped by a thumb, an index finger and a long finger. This will provide a much steadier grip.
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公开(公告)号:EP1239902A1
公开(公告)日:2002-09-18
申请号:EP00975845.9
申请日:2000-11-21
申请人: NOVO NORDISK A/S
发明人: AASMUL, Soeren , CHRISTENSEN, Lars, Hofmann , LJUNGGREEN, Henrik , MUNK, Jens , HANSEN, Steffen
CPC分类号: A61M5/31525 , A61M5/20 , A61M5/3134 , A61M5/31548 , A61M5/31575 , A61M5/31593 , A61M2005/3125 , A61M2005/3126 , A61M2005/3152 , A61M2005/31588
摘要: The invention relates to handheld injection devices by which set doses of a liquid medicament can be injected from a medical reservoir, such as cylinder ampoule, by release of a power reservoir in the device. The power reservoir can either be an electric battery by which a motor can be energized to press out a set dose of medicine, or a cocked spring maintained in its cocked position by a detent which spring when released can press out a set dose of medicine. When the power reservoir is released, the liquid medicine will be pressed out from the cylinder ampoule through an injection needle mounted on the cylinder ampoule or on the injection device carrying the cylinder ampoule. The power reservoir is released fully or partially by activating a release button, such as an electric switch, located on the housing of the injection device and in the distal half of the length of the injection device. By making at least a part of the distal third of the injection device of an ergonomic shaped cross section, the user can grip the injection device as a pencil is gripped by a thumb, an index finger and a long finger. This will provide a much steadier grip.
摘要翻译: 本发明涉及手持式注射装置,通过该手持式注射装置,通过释放装置中的动力储存器,可以从诸如圆筒安瓿的医疗储存器中注射设定剂量的液体药物。 电源可以是一个电动电池,通过该电动机电动机可以通电以压出一定剂量的药物,也可以通过一个棘爪保持在其竖立位置的弹簧,弹簧释放时可以压出一定剂量的药物。 当动力储存器被释放时,药液将通过安装在缸安瓿上的注射针或安装缸安瓿的注射装置从缸安瓿中被挤出。 通过激活位于注射装置的壳体上的释放按钮(例如电开关)和注射装置的长度的远侧一半来完全或部分地释放动力储存器。 通过制造具有人体工程学形状横截面的注射装置的远侧三分之一的远侧三分之一的至少一部分,使用者可以握紧注射装置,因为铅笔被拇指,食指和长指夹住。 这将提供更稳定的抓地力。
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公开(公告)号:EP1267963A1
公开(公告)日:2003-01-02
申请号:EP01915108.3
申请日:2001-03-16
申请人: NOVO NORDISK A/S
CPC分类号: A61M5/14566 , A61M2005/31518 , B05C17/0113
摘要: A flexible piston rod for an injection device, which piston has the form of a helical spring made up from a number of narrowly adjacent turns of windings. These turns provide an external thread, which thread fits into the internal thread of a nut element. When the nut element is rotated the piston rod is advanced forward, which movement is used to displace a piston inside a cartridge containing a fluid to be expelled. In order to prevent the piston rod from rotating when the nut element is rotated, the helical spring making up the piston rod is provided with a longitudinal spine, which is located at a peripheral area of the helical spring. The spine can either be a mechanical removal of a part of the out-turned area of each winding, or it can be a reduction or removal of an initial tension in a longitudinal area of the helical spring.
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公开(公告)号:EP1177004A1
公开(公告)日:2002-02-06
申请号:EP00925077.0
申请日:2000-05-03
申请人: NOVO NORDISK A/S
IPC分类号: A61M5/315
CPC分类号: A61M5/31511
摘要: In a medical injection device an ampoule containing a fluid to be injected has a resilient piston closing on one end of the ampoule, which resilient piston is moved forward by a plunger. A membrane closes the other end of the ampoule. An injection needle projecting through the membrane of the ampoule and into the ampoule is mounted prior to use. To protect the pointed end of the needle projecting into the ampoule from being damaged by the resilient piston when the ampoule is about to be empty and the piston is moved close to the membrane, the resilient piston has a central part of the front wall lowered relative to the rest of the front wall to provide a central well in the front wall.
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17.
公开(公告)号:EP1015050A1
公开(公告)日:2000-07-05
申请号:EP98920460.7
申请日:1998-05-14
申请人: NOVO NORDISK A/S
发明人: LJUNGGREEN, Henrik , MUNK, Jens , CHRISTENSEN, Lars, Hofmann , POULSEN, Jens-Ulrik , M LLER-JENSEN, Jens , M LLER-JENSEN, Peter
CPC分类号: A61M5/3155 , A61M5/31525 , A61M5/31535 , A61M5/31546 , A61M5/31553 , A61M5/31556 , A61M5/3156 , A61M2005/3126 , A61M2205/581 , A61M2205/583 , A61M2205/8206 , G06F19/00 , G06F19/3468 , Y10S128/919
摘要: The invention concerns an apparatus for the registration of the setting of a medical device, the setting of which implies a mechanical adjustment of at least two relatively moveable elements of the device. The invention is characterized in that the apparatus is intended for disconnectible engagement with the medical device, and that it has detector means for detecting the mechanical adjustment and has information means arranged for providing information related to said mechanical adjustment.
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公开(公告)号:EP0927055A1
公开(公告)日:1999-07-07
申请号:EP97918919.0
申请日:1997-09-16
申请人: NOVO NORDISK A/S
CPC分类号: A61M5/31525 , A61M5/204 , A61M5/31555 , A61M5/31561 , A61M5/3158 , A61M5/31595
摘要: A drug delivery system, comprising a reservoir from which set doses are apportioned, a dose setting mechanism by which the relative position of two elements is changed by a distance proportional with a set dose, and a push button by activation of which an element is moved a distance corresponding to said distance proportional with the set dose, further comprises a working cylinder having an open end into which a plunger fits, and a closed end at which an inlet and an outlet port connect the space beneath the plunger with an inlet communicating with the reservoir and an outlet communicating with a drug delivery member, respectively. Valve means at the inlet and outlet controls the passages from the reservoir to the working cylinder and from the working cylinder to the drug delivery member, respectively. The cylinder with the plunger, and the injection member are independently exchangeable, disposable parts.
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公开(公告)号:EP0910419A2
公开(公告)日:1999-04-28
申请号:EP97928121.0
申请日:1997-06-09
申请人: NOVO NORDISK A/S
IPC分类号: A61M5
CPC分类号: A61M5/20 , A61M5/14546 , A61M5/14566 , A61M5/31525 , A61M5/31546 , A61M2005/31588 , A61M2205/581 , G06F19/00 , Y10S128/01
摘要: The present invention relates to a drug delivery device wherein a dose to be apportioned from a cartridge is set by changing the relative position of co-operating dose setting elements (3, 5) and is injected by pressing a button (5) until this button abuts a stop (6). By operation of count up (7) or count down (8) buttons the dose is set and read into an electronic circuit (9) comprising a microprocessor and the dose setting movement of the dose setting elements relative to each other is performed by a motor (11) controlled by the circuit in accordance with the read in dose. The set dose is shown on a display (10). The motor (11) is further controlled to perform certain movements of the piston rod (3) so as retraction of this rod when a cartridge (1) is going to be changed an advancing of the piston rod to abutment with the piston (2) after the cartridge has been changed and further to advance this piston to expel air from the cartridge.
摘要翻译: 在药物输送装置中,通过改变协同操作的剂量设定元件(3,5)的相对位置来设定从药筒分配的剂量,并且通过按压按钮(5)来注射剂量,直到该按钮抵靠止挡(6 )。 通过向上计数(7)或向下计数(8)按钮的操作,将剂量设定并读入包括微处理器的电子电路(9),并且剂量设定元件相对于彼此的剂量设定移动由马达 (11)根据读入的剂量由电路控制。 设定的剂量显示在显示器(10)上。 进一步控制马达(11)以执行活塞杆(3)的某些运动,以便在将活塞杆(1)推进到与活塞(2)邻接时改变药筒(1)时缩回该杆, 在墨盒已经改变之后并进一步推进该活塞以从墨盒排出空气。
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