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IMPROVEMENTS IN AND RELATING TO DRIVE MECHANISMS SUITABLE FOR USE IN DRUG DELIVERY DEVICES
专利权人:
Sanofi-Aventis Deutschland GmbH
发明人:
Veasey, Robert Frederick,Perkins, Robert,Plumptre, David Aubrey
申请号:
HRP20050766
公开号:
HRP20050766B1
申请日:
2005.09.02
申请国别(地区):
HR
年份:
2016
代理人:
摘要:
The present invention relates to injectors, such as pen-type injectors, that provide for administration of medicinal products from a multidose cartridge and permit a user to set the delivery dose. The injector may include a housing, a piston rod adapted to operate through the housing, a dose dial sleeve located between the housing and the piston rod, and a drive sleeve located between the dose dial sleeve and the piston rod. The dose dial sleeve may have a helical thread of first lead and the drive sleeve may have a helical groove of second lead. The first lead of the helical thread and the second lead of the helical groove may be the same.Izum se odnosi na pogonski mehanizam za uporabu u napravi za davanje lijekova koji obuhvaća: kućište koje ima navojnu brazdu, preferirano unutrašnju navojnu brazdu; grlo za biranje doze (70) koje ima navojnu brazdu povezanu s navojnom brazdom rečenog kućišta; pogonsko grlo (30) otpustivo spojena na rečeno grlo za biranje doze (70); i spojku (60) smještenu između grla za biranje doze (70) i pogonskog grla (30); Kada su grlo za biranje doze (70) i pogonsko grlo (30) spojeni, za oboje je dozvoljeno rotiranje s obzirom na kućište. Kada su grlo za biranje doze (70) i pogonsko grlo (30) rastavljeni, rotacija grla za biranje doze (70) s obzirom na kućište je dozvoljena, dok rotacija pogonskog grla (30) s obzirom na kućište nije dozvoljena, čime je omogućeno osovinsko kretanje pogonskog grla (30) tako da je sila prenesena u longitudinalnom smjeru prema proksimalnom kraju naprave za davanje lijekova. n
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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