Orthodontic appliance
OwnerWilliam M. Hanginventor
Life of this patent
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Abstract
A palatal expansion orthodontic appliance comprising, an advancer for advancing the upper front teeth, an expansion screw for controlling the expansion of two acrylic halves that each contain a Hang Clasp and optionally a molar intrusion wire. The two acrylic halves share and anchor the wire ends of the advancer, the Hang clasps and any molar intrusion wires. The orthodontic appliance simultaneously expands the maxillary arch and advances the upper front teeth. Methods of manufacture, including kits for the manufacture of the orthodontic appliance are also included.
Claims21
An orthodontic appliance comprising:
- a. a bisected acrylic upper palate mold, each hereinafter referred to as an acrylic half;
- b. a centrally located expansion screw that is located between said two acrylic halves, and is partially embedded in each of the two acrylic halves;
- c. an advancer located in a front region of said orthodontic appliance, said advancer comprised essentially of an advancing wire, two advancing wire helices, and two advancing wire anchors;
- d. each of said two advancing wire anchors partially embedded into a separate one of said acrylic halves;
- e. two Hang clasps, each of said Hang clasps located along a side region of the orthodontic appliance, and each of said Hang clasps further comprising a set of clasp anchors;
- f. each of said clasp anchors being partially embedded into an acrylic half, with the clasp anchors for each of said two Hang clasps being partially embedded into a separate one of said two acrylic halves.
An orthodontic appliance comprising a bisected acrylic mold of an upper palate, thereby comprising two acrylic halves with the following elements partially embedded therein:
- a. a centrally located expansion screw partially embedded in each of said two acrylic halves;
- b. a frontally located advancer partially embedded in each of the two acrylic halves;
- c. two orthodontic molar clasps, each partially embedded in a separate acrylic half;
- and,
- d. two molar intrusion wires, each partially embedded in a separate acrylic half, to the rear of each said orthodontic molar clasp.
Dependencies are inferred from the claim text.