Device for treatment of spinal curvature
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 24, 1981
Grant Date -
N/A
app pub date -
Apr 9, 1979
filing date -
Apr 14, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The subject of the invention is a device for surgical treatment of spinal curvatures, especially of scoliotic and kyphotic curvatures. The device is provided with hooks varying in design and a distraction spacer, and comprises a longitudinal contractor fixed in holes and a transverse contractor adjusting the position of the spacer in relation to the longitudinal contractor. The longitudinal contractor is in the form of a profiled bar 1 provided at one end with a bearing surface 2 and at the other end--with a longitudinal cut forming tips 3 and 4 which are plastically deformed after placing and fixing of the bar 1 in hooks. The transverse contractor comprises a threaded pin 9 provided at one end with a fixed catch 10 and at the other end--with a tilting catch 11 with a threaded lock provided at one end with a bevelled internal surface 12 and at the other end--with a recess which has protruding elements 13. The said elements, after plastic deformation, set and block the position of the lock on the pin.
First Claim
Family
International Classification(s)
Cited Art Landscape
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