发明名称 |
PERMANENT MIDDLE EAR VENT TUBE |
摘要 |
A permanent middle ear vent tube and method for permanent ventilation of the middle ear include implanting a tube with a tubular base portion having at one end an eccentric flange and formed of a non-compressible material. The tube is implanted in a notch drilled into the bony canal wall and rotating the tube into place.
|
申请公布号 |
CA2037032(A1) |
申请公布日期 |
1991.08.28 |
申请号 |
CA19912037032 |
申请日期 |
1991.02.25 |
申请人 |
SMITH & NEPHEW RICHARDS INC. |
发明人 |
JAHN, ANTHONY F. |
分类号 |
A61F11/00;(IPC1-7):A61M27/00 |
主分类号 |
A61F11/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|