RU2011154331A - Сбрасывающий механизм для устройства доставки лекарственного средства - Google Patents

Сбрасывающий механизм для устройства доставки лекарственного средства Download PDF

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RU2011154331A
RU2011154331A RU2011154331/14A RU2011154331A RU2011154331A RU 2011154331 A RU2011154331 A RU 2011154331A RU 2011154331/14 A RU2011154331/14 A RU 2011154331/14A RU 2011154331 A RU2011154331 A RU 2011154331A RU 2011154331 A RU2011154331 A RU 2011154331A
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component
dose
spindle
drive
delivery device
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RU2534607C2 (ru
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Дэвид ПЛАМПТР
Кристофер ДЖОУНЗ
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Санофи-Авентис Дойчланд Гмбх
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31533Dosing mechanisms, i.e. setting a dose
    • A61M5/31535Means improving security or handling thereof, e.g. blocking means, means preventing insufficient dosing, means allowing correction of overset dose
    • A61M5/31543Means improving security or handling thereof, e.g. blocking means, means preventing insufficient dosing, means allowing correction of overset dose piston rod reset means, i.e. means for causing or facilitating retraction of piston rod to its starting position during cartridge change
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31533Dosing mechanisms, i.e. setting a dose
    • A61M5/31535Means improving security or handling thereof, e.g. blocking means, means preventing insufficient dosing, means allowing correction of overset dose
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/168Means 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
    • A61M5/16877Adjusting flow; Devices for setting a flow rate
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31511Piston or piston-rod constructions, e.g. connection of piston with piston-rod
    • A61M5/31515Connection of piston with piston rod
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31525Dosing
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
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    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31533Dosing mechanisms, i.e. setting a dose
    • A61M5/31545Setting modes for dosing
    • A61M5/31548Mechanically operated dose setting member
    • A61M5/3155Mechanically operated dose setting member by rotational movement of dose setting member, e.g. during setting or filling of a syringe
    • A61M5/31551Mechanically operated dose setting member by rotational movement of dose setting member, e.g. during setting or filling of a syringe including axial movement of dose setting member
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
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    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31565Administration mechanisms, i.e. constructional features, modes of administering a dose
    • A61M5/31576Constructional features or modes of drive mechanisms for piston rods
    • A61M5/31578Constructional features or modes of drive mechanisms for piston rods based on axial translation, i.e. components directly operatively associated and axially moved with plunger rod
    • A61M5/3158Constructional features or modes of drive mechanisms for piston rods based on axial translation, i.e. components directly operatively associated and axially moved with plunger rod performed by axially moving actuator operated by user, e.g. an injection button
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
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    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31565Administration mechanisms, i.e. constructional features, modes of administering a dose
    • A61M5/31576Constructional features or modes of drive mechanisms for piston rods
    • A61M5/31583Constructional features or modes of drive mechanisms for piston rods based on rotational translation, i.e. movement of piston rod is caused by relative rotation between the user activated actuator and the piston rod
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31565Administration mechanisms, i.e. constructional features, modes of administering a dose
    • A61M5/31576Constructional features or modes of drive mechanisms for piston rods
    • A61M5/31583Constructional features or modes of drive mechanisms for piston rods based on rotational translation, i.e. movement of piston rod is caused by relative rotation between the user activated actuator and the piston rod
    • A61M5/31585Constructional features or modes of drive mechanisms for piston rods based on rotational translation, i.e. movement of piston rod is caused by relative rotation between the user activated actuator and the piston rod performed by axially moving actuator, e.g. an injection button
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/24Ampoule syringes, i.e. syringes with needle for use in combination with replaceable ampoules or carpules, e.g. automatic
    • A61M2005/2403Ampoule inserted into the ampoule holder
    • A61M2005/2407Ampoule inserted into the ampoule holder from the rear
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
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    • A61M2005/2485Ampoule holder connected to rest of syringe
    • A61M2005/2488Ampoule holder connected to rest of syringe via rotation, e.g. threads or bayonet
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/24Ampoule syringes, i.e. syringes with needle for use in combination with replaceable ampoules or carpules, e.g. automatic
    • A61M2005/2485Ampoule holder connected to rest of syringe
    • A61M2005/2492Ampoule holder connected to rest of syringe via snap connection
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31511Piston or piston-rod constructions, e.g. connection of piston with piston-rod
    • A61M2005/3152Piston or piston-rod constructions, e.g. connection of piston with piston-rod including gearings to multiply or attenuate the piston displacing force
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31511Piston or piston-rod constructions, e.g. connection of piston with piston-rod
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31533Dosing mechanisms, i.e. setting a dose
    • A61M5/31535Means improving security or handling thereof, e.g. blocking means, means preventing insufficient dosing, means allowing correction of overset dose
    • A61M5/31541Means preventing setting of a dose beyond the amount remaining in the cartridge
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31533Dosing mechanisms, i.e. setting a dose
    • A61M5/31545Setting modes for dosing
    • A61M5/31548Mechanically operated dose setting member
    • A61M5/31556Accuracy improving means
    • A61M5/31558Accuracy improving means using scaling up or down transmissions, e.g. gearbox
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    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31565Administration mechanisms, i.e. constructional features, modes of administering a dose
    • A61M5/31566Means improving security or handling thereof
    • A61M5/31573Accuracy improving means
    • A61M5/31575Accuracy improving means using scaling up or down transmissions, e.g. gearbox

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  • Health & Medical Sciences (AREA)
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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
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Abstract

1. Привод для приведения в движение шпинделя устройства доставки лекарственного средства, причем указанный привод содержит первый компонент (44; 207) и второй компонент (46; 212), вращательно соединенный с указанным первым компонентом (44; 207), в котором во время сброса указанного устройства доставки лекарственного средства указанный первый компонент (44; 207) вращательно отсоединяют от указанного второго компонента (46; 212).2. Привод по п.1, в котором первый компонент (207) содержит первую составную часть (210) и вторую составную часть (211).3. Привод по п.1, в котором первый компонент (44; 207) представляет собой встроенную составную часть.4. Привод по любому из пп.1-3, в котором во время сброса указанного устройства доставки лекарственного средства указанный первый компонент (44; 207) отсоединяют от указанного второго компонента (46; 212), перемещая указанный первый компонент в осевом направлении.5. Привод по п.1, в котором указанный первый компонент (44; 207) и указанный второй компонент (46; 212) осуществляют совместное вращение с одинаковой скоростью, когда используют указанное устройство доставки лекарственного средства для того, чтобы задать дозу лекарственного средства.6. Привод по п.1, в котором указанный первый компонент (44; 207) и указанный второй компонент (46; 212) осуществляют вращение и/или движение в осевом направлении, когда указанное устройство используют для инъекции заданной дозы лекарственного средства.7. Привод по п.1, дополнительно содержащий шпиндель (42; 214) и направляющую шпинделя, находящуюся в зацеплении с указанным шпинделем (42; 214), где во время сброса указанного устройства доставки лекарственного средства указанный шпиндель (42; 214) осу�

Claims (15)

1. Привод для приведения в движение шпинделя устройства доставки лекарственного средства, причем указанный привод содержит первый компонент (44; 207) и второй компонент (46; 212), вращательно соединенный с указанным первым компонентом (44; 207), в котором во время сброса указанного устройства доставки лекарственного средства указанный первый компонент (44; 207) вращательно отсоединяют от указанного второго компонента (46; 212).
2. Привод по п.1, в котором первый компонент (207) содержит первую составную часть (210) и вторую составную часть (211).
3. Привод по п.1, в котором первый компонент (44; 207) представляет собой встроенную составную часть.
4. Привод по любому из пп.1-3, в котором во время сброса указанного устройства доставки лекарственного средства указанный первый компонент (44; 207) отсоединяют от указанного второго компонента (46; 212), перемещая указанный первый компонент в осевом направлении.
5. Привод по п.1, в котором указанный первый компонент (44; 207) и указанный второй компонент (46; 212) осуществляют совместное вращение с одинаковой скоростью, когда используют указанное устройство доставки лекарственного средства для того, чтобы задать дозу лекарственного средства.
6. Привод по п.1, в котором указанный первый компонент (44; 207) и указанный второй компонент (46; 212) осуществляют вращение и/или движение в осевом направлении, когда указанное устройство используют для инъекции заданной дозы лекарственного средства.
7. Привод по п.1, дополнительно содержащий шпиндель (42; 214) и направляющую шпинделя, находящуюся в зацеплении с указанным шпинделем (42; 214), где во время сброса указанного устройства доставки лекарственного средства указанный шпиндель (42; 214) осуществляет вращение, тогда как указанная направляющая шпинделя не осуществляет вращение.
8. Привод по п.1, дополнительно содержащий ограничивающее дозу устройство (38; 218), где во время сброса указанного устройства доставки лекарственного средства указанное ограничивающее дозу устройство (38; 218) сбрасывают в исходное положение.
9. Привод по п.1, дополнительно содержащий шпиндель (42; 214), где указанный шпиндель переводят, когда указанное устройство доставки лекарственного средства используют для инъекции указанной заданной дозы лекарственного средства.
10. Сбрасываемый задающий дозу механизм для использования с устройством доставки лекарственного средства, при этом указанный механизм содержит
корпус (40; 204, 208), поворотную гильзу (10; 206) в поворотном зацеплении по отношению к указанному корпусу, привод (30; 209) по любому из пп.1-9, имеющий первый компонент (44; 207) и второй компонент (46; 212), причем указанный первый и указанный второй компоненты функционально связаны вместе, и шпиндель (42; 214), функционально связанный с указанным приводом,
так что указанный первый компонент (44; 207) и указанный второй компонент (46; 212) указанного привода осуществляют совместное вращение, когда пользователь задает дозу вращением указанной поворотной гильзы, и
так что указанный первый компонент (44; 207) указанного привода отсоединяют от указанного второго компонента (46; 212) указанного привода и указанный первый компонент можно вращать обратно в исходное положение, когда указанный пользователь сбрасывает указанный задающий дозу механизм.
11. Задающий дозу механизм по п.10, дополнительно содержащий держатель картриджа (6), разъемно соединенный с указанным задающим дозу механизмом, в котором отсоединение указанного первого компонента (44; 207) от указанного второго компонента (36; 212) осуществляют посредством отсоединения указанного держателя картриджа от указанного задающего дозу механизма.
12. Задающий дозу механизм по п.10, дополнительно содержащий шпиндель (42; 214), в котором отсоединение указанного первого компонента (44; 207) от указанного второго компонента (46; 212) осуществляют посредством осевого движения указанного шпинделя.
13. Задающий дозу механизм по п.10, дополнительно содержащий смещающее средство, в котором отсоединение указанного первого компонента (44; 207) от указанного второго компонента (46; 212) осуществляют посредством указанного смещающего средства.
14. Задающий дозу механизм по п.10, в котором указанный корпус содержит внешний корпус (40; 204).
15. Задающий дозу механизм по п.10, в котором указанный корпус содержит внутренний корпус (208).
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