Invention Grant
- Patent Title: Surgical access port with multilayered tortuous path seal
- Patent Title (中): 手术进出口多层曲折路径密封
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Application No.: US12261672Application Date: 2008-10-30
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Publication No.: US08147405B2Publication Date: 2012-04-03
- Inventor: Christopher W. Widenhouse , Frederick E. Shelton, IV , Chris Cicenas , Michael D. Cronin
- Applicant: Christopher W. Widenhouse , Frederick E. Shelton, IV , Chris Cicenas , Michael D. Cronin
- Applicant Address: US OH Cincinnati
- Assignee: Ethicon Endo-Surgery, Inc.
- Current Assignee: Ethicon Endo-Surgery, Inc.
- Current Assignee Address: US OH Cincinnati
- Main IPC: A61B1/00
- IPC: A61B1/00
Abstract:
A surgical access device includes a wound protector and an instrument seal. The instrument seal comprises a plurality of resilient membranes each having a plurality of parallel slits. The membranes are stacked relative one another to create a tortuous path preventing insufflatory gases from escaping through the instrument seal.
Public/Granted literature
- US20100113882A1 SURGICAL ACCESS PORT WITH MULTILAYERED TORTUOUS PATH SEAL Public/Granted day:2010-05-06
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