Orthodontic screw expansion device
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United States of America Patent
Stats
-
Nov 19, 2002
Grant Date -
Nov 1, 2001
app pub date -
Jun 27, 2001
filing date -
May 13, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An orthodontic expansion device which may be used for expanding the palate of a patient or for other orthodontic treatments. The expansion device is a compact design which essentially uses tubular-shaped screw actuating structure and rod-shaped screw actuating structure for connecting first and second legs which are respectively attached to a patient's teeth. When at least one of the screw actuating structures is rotated, expansion of the legs may be effected during the treatment of a patient. The legs may be connected rigidly to the screw actuating structure or may form part of the screw actuating structure.
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Family
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Cited Art Landscape
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