Maxillary orthopedic suture separating orthodontic appliance

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Description

FIG. 1 is a bottom plan view of a maxillary orthopedic suture separating orthodontic appliance showing my new design and with the patient's teeth being shown in broken lines for illustrative purposes only;

FIG. 2 is a front elevation view of the appliance shown in FIG. 1;

FIG. 3 is a side elevation view of the appliance shown in FIGS. 1-2; and

FIG. 4 is a front elevation view of a modified form of appliance in accordance with my new design.

Referenced Cited
U.S. Patent Documents
360695 April 1887 Holmes
1139170 May 1915 Drissler
1582570 April 1926 Brust
1908853 May 1933 Linde
2318001 May 1943 Linde
3162948 December 1964 Gerber
3977082 August 31, 1976 Siatkowski
Other references
  • Ormco Catalog, p. 82, .COPYRGT. 1971, Minne Expander.
Patent History
Patent number: D246322
Type: Grant
Filed: Nov 12, 1976
Date of Patent: Nov 8, 1977
Inventor: James S. Krygier (Wilmington, DE)
Primary Examiner: Bernard Ansher
Attorney: Arthur G. Connolly
Application Number: 5/741,284
Classifications
Current U.S. Class: D24/34
International Classification: D2403;