초록 ▼

A dental appliance to correct a malocclusion of a dental patient, have upper and lower pieces that orthodontically fit in the mouth of the patient in engagement with selected upper and lower teeth of the patient. The dental pieces have interlock means that hold them together with the jaws in a posit

A dental appliance to correct a malocclusion of a dental patient, have upper and lower pieces that orthodontically fit in the mouth of the patient in engagement with selected upper and lower teeth of the patient. The dental pieces have interlock means that hold them together with the jaws in a position of correction. Occlusal surfaces can be provided to permit chewing of food while the appliance is worn.

대표청구항 ▼

A dental appliance for correction of a class II malocclusion, comprising: an upper piece formed to fit into the upper portion of the mouth having (a) means to fit selected upper teeth to secure the upper piece to the upper jaw, (b) flat occlusal surfaces, and (c) a plurality of interlocking wedges,

A dental appliance for correction of a class II malocclusion, comprising: an upper piece formed to fit into the upper portion of the mouth having (a) means to fit selected upper teeth to secure the upper piece to the upper jaw, (b) flat occlusal surfaces, and (c) a plurality of interlocking wedges, said wedges located on the occlusal surfaces; a lower piece formed to fit into the lower portion of the mouth having (a) means to fit selected lower teeth to secure the lower piece to the lower jaw, (b) flat occlusal surfaces aligned with the occlusal surfaces of the upper piece, and (c) a plurality of grooves for interlocking with corresponding wedges on the upper piece, said grooves located on the occlusal surfaces; said wedges and grooves adapted to releasably interlock in an anterior-posterior direction when the upper and the lower jaw are in a substantially closed position to hold the upper piece relative to the lower piece in an anterior-posterior position; and the wedges positioned on the upper piece relative to the position of the corresponding grooves on the lower piece a predetermined distance substantially equal to a class II malocclusion deviation.