发明名称 |
ELLIPTICAL RETRACTOR |
摘要 |
A retractor for use in laparoscopic procedures includes an upper retractor ring, a lower retractor ring, and a retractor sheath extending between the upper retractor ring and the lower retractor ring to form a tubular passageway through which instruments or a medical practitioner's hands may pass during a medical procedure. The retractor sheath includes an elliptical passageway extending between lower retractor ring and the upper retractor ring.
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申请公布号 |
CA2700482(A1) |
申请公布日期 |
2009.04.02 |
申请号 |
CA20082700482 |
申请日期 |
2008.09.19 |
申请人 |
ETHICON ENDO-SURGERY, INC. |
发明人 |
CRONIN, MICHAEL D.;NGUYEN, ANTHONY T. |
分类号 |
A61B17/02;A61B17/34;A61M29/00 |
主分类号 |
A61B17/02 |
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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