发明名称 |
Prosthetic device for use in voice restoration. |
摘要 |
<p>A prosthetic device for use in voice restoration in which a cylindrical body (32) of relatively rigid material is construction of a size to be positioned substantially permanently in a fistula (18) between a patient's trachea (16) and esophagus (22), means (52,54) being provided to retain the cylindrical body in the fistula. A voice prosthesis (26) having a passageway (24) at one end and a valve adjacent the other end (28) can be inserted and removed from the cylindrical body (32) without the need to remove the cylindrical body, thereby facilitating cleaning or replacement.</p> |
申请公布号 |
EP0222509(A2) |
申请公布日期 |
1987.05.20 |
申请号 |
EP19860307863 |
申请日期 |
1986.10.10 |
申请人 |
HANSA MEDICAL PRODUCTS INC. |
发明人 |
BLOM, ERIC D.;SINGER, MARK I. |
分类号 |
A61F2/20;(IPC1-7):A61F2/20 |
主分类号 |
A61F2/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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