Automatic intraoral 3d scanner using light sheet active triangulation
US-2020138553-A1 · May 7, 2020 · US
US12433539B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-12433539-B2 |
| Application number | US-202217588441-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jan 31, 2022 |
| Priority date | Feb 3, 2021 |
| Publication date | Oct 7, 2025 |
| Grant date | Oct 7, 2025 |
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A dental sensor system ( 100 ), including a first tooth attachment device ( 101 - 1 ) for attachment to a first tooth ( 103 - 1 ); a second tooth attachment device ( 101 - 2 ) for attachment to a second tooth ( 103 - 2 ); a sensor rail ( 105 ) between the first and second tooth attachment devices ( 101 - 1; 101 - 2 ); and a dental sensor ( 107 ) positionable along the sensor rail ( 105 ).
Opening claim text (preview).
The invention claimed is: 1. A dental sensor system ( 100 ), comprisesing: a first tooth fastener ( 101 - 1 ) comprising a first cap for placement on a first tooth ( 103 - 1 ); a second tooth fastener ( 101 - 2 ) comprising a second cap for placement on a second tooth ( 103 - 2 ), wherein the first cap and the second cap are separate from one another; a sensor rail ( 105 ) between the first and second tooth fasteners ( 101 - 1 ; 101 - 2 ) and configured to be positioned along an entire dental arch below occlusal surfaces of the teeth on a lower dental arch or above the occlusal surfaces of the teeth on an upper dental arch along a labial or lingual surface of the teeth; at least one dental sensor ( 107 ) that is displaceable along the sensor rail ( 105 ); and wherein the sensor rail ( 105 ) comprises one or two grooves ( 117 - 1 ; 117 - 2 ) for guiding the dental sensor ( 107 ). 2. The dental sensor system ( 100 ) according to claim 1 , wherein the sensor rail ( 105 ) is attachable to the first and/or the second tooth fastener ( 101 - 1 , 101 - 2 ). 3. The dental sensor system ( 100 ) according to claim 2 , wherein the first and/or second tooth fastener ( 101 - 1 , 101 - 2 ) comprises a ball head ( 123 ) for attaching the sensor rail ( 105 ). 4. The dental sensor system ( 100 ) according to claim 1 , wherein the dental sensor ( 107 ) is adapted for placement on or snapping onto the sensor rail ( 105 ). 5. The dental sensor system ( 100 ) according to claim 1 , wherein the dental sensor ( 107 ) comprises an elastic strip ( 121 ) for insertion within the one groove or between the two grooves ( 117 - 1 , 117 - 2 ). 6. The dental sensor system ( 100 ) according to claim 1 , wherein the sensor rail ( 105 ) comprises a through opening ( 119 ) towards the dentition and/or a tooth profile ( 125 ) for engaging the dental sensor ( 107 ). 7. The dental sensor system ( 100 ) according to claim 1 , wherein the dental sensor ( 107 ) comprises an actuator ( 113 ) for moving the dental sensor ( 107 ) along the sensor rail ( 105 ). 8. The dental sensor system ( 100 ) according to claim 1 , wherein the sensor system ( 100 ) comprises a power supply ( 111 ) and/or a data transmitter ( 131 ) for the dental sensor ( 107 ). 9. The dental sensor system ( 100 ) according to claim 1 , wherein the sensor rail ( 105 ) extends from the first tooth fastener ( 101 - 1 ) to the second tooth fastener ( 101 - 2 ). 10. A dental sensor system, comprising: a first tooth fastener ( 101 - 1 ) comprising a first cap for placement on a first tooth ( 103 - 1 ); a second tooth fastener ( 101 - 2 ) comprising a second cap for placement on a second tooth ( 103 - 2 ), wherein the first cap and the second cap are separate from one another; a sensor rail ( 105 ) between the first and second tooth fasteners ( 101 - 1 ; 101 - 2 ) and configured to be positioned along an entire dental arch below occlusal surfaces of the teeth on a lower dental arch or above the occlusal surfaces of the teeth on an upper dental arch along a labial or lingual surface of the teeth; wherein the sensor rail ( 105 ) comprises one or two grooves ( 117 - 1 ; 117 - 2 ) for guiding a dental sensor ( 107 ); and wherein the sensor rail is configured for a dental sensor to be displaceable along the sensor rail ( 105 ); a dental sensor; and a fastener for the dental sensor comprises an elastic strip ( 121 ) for insertion within the one groove or between the two grooves ( 117 - 1 , 117 - 2 ). 11. A method of positioning a dental sensor ( 107 ), comprising the steps of: providing a dental sensor fastener ( 109 ) having a first tooth fastener ( 101 - 1 ) comprising a first cap for placement on a first tooth, a second tooth fastener ( 101 - 2 ) comprising a second cap for placement on a second tooth, wherein the first cap and the second cap are separate from one another, and a sensor rail ( 105 ) configured for positioning along an entire dental arch below occlusal surfaces of the teeth on a lower dental arch or above the occlusal surfaces of the teeth on an upper dental arch along a labial or lingual surface of the teeth; attaching (S 101 ) the dental sensor fastener ( 109 ) by attaching the first tooth fastener ( 101 - 1 ) to the first tooth ( 103 - 1 ) and attaching the second tooth fastener ( 101 - 2 ) to the second tooth ( 103 - 2 ); positioning (S 102 ) a dental sensor ( 107 ) on the sensor rail ( 105 ) between the first tooth fastener ( 101 - 1 ) and the second tooth fastener ( 101 - 2 ), wherein the dental sensor is displaceable along the sensor rail; and wherein the sensor rail ( 105 ) comprises one or two grooves ( 117 - 1 ; 117 - 2 ) for guiding the displaceable dental sensor ( 107 ) along the sensor rail ( 105 ). 12. A method of using a sensor rail ( 105 ) configured for being positioned along an entire dental arch below occlusal surfaces of teeth on a lower dental arch or above occlusal surfaces of the teeth on an upper dental arch along a labial or lingual surface of the teeth between a first tooth fastener ( 101 - 1 ) comprising a first cap for placement on a first tooth and a second tooth fastener ( 101 - 2 ) comprising a second cap for placement on a second tooth to position a displaceable dental sensor ( 107 ) comprising positioning the displaceable dental sensor ( 107 ) on the sensor rail ( 105 ) between the first tooth fastener ( 101 - 1 ) and the second tooth fastener ( 101 - 2 ), wherein the first cap and the second cap are separate from one another; wherein the sensor rail ( 105 ) comprises one or two grooves ( 117 - 1 ; 117 - 2 ) for guiding the displaceable dental sensor ( 107 ) along the sensor rail ( 105 ).
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