Methods and devices for treating fractured and/or diseased bone using an expandable stent structure
First Claim
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1. A method comprising:
- creating a percutaneous path into a bone having an interior volume occupied, at least in part, by a cancellous bone;
introducing an expandable stent structure having openings permitting fluid communication between an interior of the expandable stent structure and an interior volume of an expandable cavity-forming device into the cancellous bone by deployment of a tool through the percutaneous path into the cancellous bone; and
expanding the expandable stent structure within cancellous bone by injecting a medium through the openings in the expandable stent structure into the interior volume of the expandable cavity-forming device such that the cavity-forming device and the expandable stent structure are expanded to form the cavity.
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Abstract
A percutaneous path is established into a selected bone having an interior volume occupied, at least in part, by a cancellous bone, e.g., a vertebral body. An expandable stent structure is introduced into the cancellous bone by deployment of a tool through the percutaneous path into the cancellous bone. The expandable stent structure is expanded within cancellous bone.
180 Citations
16 Claims
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1. A method comprising:
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creating a percutaneous path into a bone having an interior volume occupied, at least in part, by a cancellous bone; introducing an expandable stent structure having openings permitting fluid communication between an interior of the expandable stent structure and an interior volume of an expandable cavity-forming device into the cancellous bone by deployment of a tool through the percutaneous path into the cancellous bone; and expanding the expandable stent structure within cancellous bone by injecting a medium through the openings in the expandable stent structure into the interior volume of the expandable cavity-forming device such that the cavity-forming device and the expandable stent structure are expanded to form the cavity. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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Specification