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公开(公告)号：USRE46134E1
公开(公告)日：2016-09-06
申请号：US14744770
申请日：2015-06-19
IPC分类号： A61B1/32
CPC分类号： A61B17/0293 , A61B17/0206 , A61B17/3439 , A61B2017/00261 , A61B2017/2837
摘要： Methods and devices for performing percutaneous surgery in a patient are provided. A retractor includes a working channel formed by a first portion coupled to a second portion. The first and second portions are movable relative to one another from an unexpanded configuration to an expanded configuration to increase the size of the working channel along the length of the working channel while minimizing trauma to skin and tissue.
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公开(公告)号：USRE46403E1
公开(公告)日：2017-05-16
申请号：US14744710
申请日：2015-06-19
CPC分类号： A61B17/0293 , A61B17/0206 , A61B17/3439 , A61B2017/00261 , A61B2017/2837
摘要： Methods and devices for performing percutaneous surgery in a patient are provided. A retractor includes a working channel formed by a first portion coupled to a second portion. The first and second portions are movable relative to one another from an unexpanded configuration to an expanded configuration to increase the size of the working channel along the length of the working channel while minimizing trauma to skin and tissue.
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公开(公告)号：USRE46148E1
公开(公告)日：2016-09-20
申请号：US14744745
申请日：2015-06-19
CPC分类号： A61B17/0293 , A61B17/0206 , A61B17/3439 , A61B2017/00261 , A61B2017/2837
摘要： Methods and devices for performing percutaneous surgery in a patient are provided. A retractor includes a working channel formed by a first portion coupled to a second portion. The first and second portions are movable relative to one another from an unexpanded configuration to an expanded configuration to increase the size of the working channel along the length of the working channel while minimizing trauma to skin and tissue.
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