EXPANDABLE VERTEBRAL DEVICE WITH CAM LOCK
First Claim
1. An apparatus for spinal surgery, comprising:
- a first supporting member configured to engage tissue;
a second supporting member operatively associated with the first supporting member, wherein the first and second supporting members are movable relative to each other; and
a lock mechanism configured to maintain the first and second supporting members in a fixed relative position.
6 Assignments
0 Petitions
Accused Products
Abstract
An expandable cage supports adjacent vertebra in spine surgery. The expandable cage includes a first supporting member configured to engage tissue and a second supporting member operatively associated with the first supporting member. The first and second supporting members are movable relative to each other. The expandable cage further includes a cam lock mechanism configured to maintain the first and second supporting members in a fixed relative position. In another embodiment, the expandable cage includes a ring plate lock mechanism in lieu of the cam lock mechanism. The ring plate lock mechanism is adapted to maintain the first and second supporting members in a fixed relative position.
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Citations
27 Claims
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1. An apparatus for spinal surgery, comprising:
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a first supporting member configured to engage tissue; a second supporting member operatively associated with the first supporting member, wherein the first and second supporting members are movable relative to each other; and a lock mechanism configured to maintain the first and second supporting members in a fixed relative position. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. An apparatus for spinal surgery, comprising:
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a first supporting member configured to engage tissue; a second supporting member operatively associated with the first supporting member, wherein the first and second supporting members are adapted to move relative to each other; and ring plate lock mechanism configured to maintain the first and second supporting members in a fixed relative position. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19)
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20. An apparatus for spinal surgery, comprising:
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a first member configured to engage tissue; a second member configured to engage tissue; a telescoping support member operatively associated with the first and second members, such that the first and second members are movable relative to each other; and a lock mechanism associated with the telescoping support member and configured to maintain the first and second members in a fixed relative position. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27)
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Specification