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1. CN101432033 - Micropump with at least one gas releasing material

Office
China
Application Number 200780015320.2
Application Date 18.04.2007
Publication Number 101432033
Publication Date 13.05.2009
Publication Kind A
IPC
A61M 5/155
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
MDEVICES 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
5Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm rests
14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
142Pressure infusion, e.g. using pumps
145using pressurised reservoirs, e.g. by means of pistons
155pressurised by gas
F04B 19/00
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
04POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
19Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/-F04B17/158
CPC
A61M 5/141
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY
5Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
141with capillaries for restricting fluid flow
A61M 5/14276
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY
5Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
142Pressure infusion, e.g. using pumps
14244adapted to be carried by the patient, e.g. portable on the body
14276specially adapted for implantation
A61M 5/14526
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY
5Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
142Pressure infusion, e.g. using pumps
145using pressurised reservoirs, e.g. pressurised by means of pistons
1452pressurised by means of pistons
14526the piston being actuated by fluid pressure
A61M 5/14593
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY
5Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
142Pressure infusion, e.g. using pumps
145using pressurised reservoirs, e.g. pressurised by means of pistons
14586pressurised by means of a flexible diaphragm
14593the diaphragm being actuated by fluid pressure
A61M 2005/14204
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY
5Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
142Pressure infusion, e.g. using pumps
14204with gas-producing electrochemical cell
A61M 2005/14264
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY
5Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
142Pressure infusion, e.g. using pumps
14244adapted to be carried by the patient, e.g. portable on the body
14264with means for compensating influence from the environment
Applicants Koninkl Philips Electronics NV
皇家飞利浦电子股份有限公司
Inventors Van Bruggen Michel Paul Barbar
M·P·B·范布吕根
Krijnsen Hendrika Cecilia
H·C·克里金森
Langereis Geert
G·朗戈埃斯
Agents zhang xiaowei
永新专利商标代理有限公司
Priority Data 06113249.4 28.04.2006 EP
Title
(EN) Micropump with at least one gas releasing material
(ZH) 具有至少一种气体释放材料的微泵
Abstract
(EN) The invention relates to a micropump comprising at least one gas releasing material which drives a piston towards a second material containing a drug material which is released through a semi permeable membrane and/or flow restrictor.
(ZH)

本发明涉及包含至少一种气体释放材料的微泵,所述气体释放材料推动活塞向包含药物材料的第二种材料运动,所述药物材料通过半透膜和/或限流器释放。