Title:
液体を患者の体内に分配するための装置
Document Type and Number:
Japanese Patent JP2005534400
Kind Code:
A
Abstract:
An apparatus for distributing a liquid in a patient's body comprises an implantable pump adapted to pump the liquid and an implantable valve device adapted to direct the liquid pumped by the pump. A first ceramic valve member of the valve device includes a first plane surface and a second ceramic valve member of the valve device includes a second plane surface facing and touching the first plane surface. The second valve member is displaceable relative to the first valve member between different positions, wherein the valve members include different liquid channels. The valve device is operable to displace the second valve member to hydraulically connect the pump to at least one of the liquid channels in at least one of the positions.
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Inventors:
Forsel, Peter
Application Number:
JP2004525903A
Publication Date:
November 17, 2005
Filing Date:
August 01, 2003
Export Citation:
Assignee:
Potentia Medical Age
International Classes:
A61F2/00; A61M37/00; A61F5/00; A61M1/10; A61M5/142; A61M5/168; A61M1/12; A61M27/00; (IPC1-7): A61M37/00
Domestic Patent References:
| JPS5513713Y2 | 1980-03-27 | |||
| JP2583289Y2 | 1998-10-22 | |||
| JPH06174117A | 1994-06-24 | |||
| JP2001289938A | 2001-10-19 | |||
| JPH11182712A | 1999-07-06 | |||
| JP2001289338A | 2001-10-19 |
Foreign References:
| US5531684A | 1996-07-02 | |||
| US4538607A | 1985-09-03 | |||
| US6302910B1 | 2001-10-16 | |||
| US4822341A | 1989-04-18 | |||
| US4146029A | 1979-03-27 |
Attorney, Agent or Firm:
Masaki Yamakawa
Shigeki Yamakawa
Shigeki Yamakawa