Unidirectional rotatory pedicle screw and spinal deformity correction device for correction of spinal deformity in growing children
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Abstract/Description: | A scoliosis correction device includes a first fixed anchor that is adapted to be secured to a vertebra of a spine and a second fixed anchor that is adapted to be secured to a vertebra of a spine. A rotatory anchor includes a head portion, a shank portion that extends from the head portion and is adapted to be secured to a vertebra of a spine, and a sprocket that is supported on the head portion for rotational movement relative thereto. A cable extends from the first fixed anchor to the rotatory pedicle screw to the second fixed anchor. The rotatory anchor may be configured to allow unidirectional movement of the sprocket relative to the head portion. A rigid member may extend between the fixed anchor and an intermediate anchor. |
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Subject(s): | 606/246 606/300 |
Date Issued: | 2013-03-12 |
Title: | Unidirectional rotatory pedicle screw and spinal deformity correction device for correction of spinal deformity in growing children. |
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Name(s): |
The University of Toledo, assignee Biyani, Ashok, inventor |
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Type of Resource: | text | |
Genre: | patent | |
Publisher: | United States Patent and Trademark Office | |
Other Date: | Date Filed: 2010-06-18 | |
Date Issued: | 2013-03-12 | |
Physical Form: | application/pdf | |
Extent: | 20 p. | |
Abstract/Description: | A scoliosis correction device includes a first fixed anchor that is adapted to be secured to a vertebra of a spine and a second fixed anchor that is adapted to be secured to a vertebra of a spine. A rotatory anchor includes a head portion, a shank portion that extends from the head portion and is adapted to be secured to a vertebra of a spine, and a sprocket that is supported on the head portion for rotational movement relative thereto. A cable extends from the first fixed anchor to the rotatory pedicle screw to the second fixed anchor. The rotatory anchor may be configured to allow unidirectional movement of the sprocket relative to the head portion. A rigid member may extend between the fixed anchor and an intermediate anchor. | |
Identifier(s): |
utpatents-US8394124 (IID) Patent No.: US8394124 (patno) Appl. No.: 12/818258 (appno) |
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Subject(s): |
606/246 606/300 |
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Held by: | United States Patent and Trademark Office (USPTO) Public Search Facility | |
Location: | University of Toledo Digital Repository | |
Rights Statement: | No Copyright - United States | |
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