发明授权
US4609374A Osmotic device comprising means for governing initial time of agent
release therefrom
失效
渗透装置包括用于控制药剂从其释放的初始时间的装置
- 专利标题： Osmotic device comprising means for governing initial time of agent release therefrom
- 专利标题（中）： 渗透装置包括用于控制药剂从其释放的初始时间的装置
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申请号： US725961申请日： 1985-04-22
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公开(公告)号： US4609374A公开(公告)日： 1986-09-02
- 发明人: Atul D. Ayer
- 申请人： Atul D. Ayer
- 申请人地址： CA Palo Alto
- 专利权人： ALZA Corporation
- 当前专利权人： ALZA Corporation
- 当前专利权人地址： CA Palo Alto
- 主分类号： A61K9/00
- IPC分类号： A61K9/00 ; A61K9/22 ; A61K9/36 ; A61K9/62
摘要：
An osmotic dispensing device is disclosed for delivering a medicine to a biological environment of use. The device comprises a semipermeable wall surrounding a compartment with an osmotic passageway in the semipermeable wall connecting the outside of the device with the compartment. The compartment house a medicine releasably held on a carrier member selected from the group consisting of cellulose esters, cellulose ethers and cellulose ester-ethers.
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