Tissue separation apparatus and method
First Claim
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1. An apparatus for separating tissue, the apparatus comprising:
- a shaft comprising a first end, a second end and a longitudinal axis, and a first separating member at a first length along the longitudinal axis and a first angle from the longitudinal axis, wherein the first separating member has a contracted state and an expanded state, and wherein when placed between a first tissue layer and a second tissue layer the first separating member parts the first tissue layer from the second tissue layer in the expanded state and severs the first tissue layer in the contracted state.
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Abstract
A tissue separation apparatus is disclosed. The apparatus can have a separating member that has a contracted state and an expanded state. When the separating member is placed between first and second tissue layers, the separating member can part the first tissue layer from the second tissue layer. The separating member can be moved into the contracted state to sever the first tissue layer. Methods of making and using the prosthesis are also disclosed.
90 Citations
28 Claims
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1. An apparatus for separating tissue, the apparatus comprising:
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a shaft comprising a first end, a second end and a longitudinal axis, and a first separating member at a first length along the longitudinal axis and a first angle from the longitudinal axis, wherein the first separating member has a contracted state and an expanded state, and wherein when placed between a first tissue layer and a second tissue layer the first separating member parts the first tissue layer from the second tissue layer in the expanded state and severs the first tissue layer in the contracted state. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. A method of separating tissue comprising:
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separating a first tissue layer from a second tissue layer with a member, and severing the first tissue layer with the member, wherein the member has an expanded state and a contracted state, and wherein severing comprises contracting the member from the expanded state into the contracted state. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28)
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Specification