Method and device for whitening teeth using sonochemistry
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A61C-015/00
A61C-017/20
A61C-019/06
출원번호
US-0341093
(2011-12-30)
등록번호
US-9566140
(2017-02-14)
발명자
/ 주소
Brown, Damon
Farrell, Mark Edward
Ali, Arshad
Diasti, Tim
Philp, Jr., Graham K.
Wuchinich, David
출원인 / 주소
Dentovations Inc.
대리인 / 주소
Shlesinger, Arkwright & Garvey LLP
인용정보
피인용 횟수 :
0인용 특허 :
80
초록▼
Tooth whitening device for whitening teeth using sonochemistry includes a body, and an ultrasonic transducer provided in the body. The ultrasonic transducer is configured for producing ultrasonic waves in the range of 20-100 kHz, and good results have been achieved with ultrasonic waves at a frequen
Tooth whitening device for whitening teeth using sonochemistry includes a body, and an ultrasonic transducer provided in the body. The ultrasonic transducer is configured for producing ultrasonic waves in the range of 20-100 kHz, and good results have been achieved with ultrasonic waves at a frequency of 40 kHz. There is an ultrasonic horn provided on the body, and the ultrasonic horn is operatively connected with the ultrasonic transducer. A liquid retaining element is provided on the ultrasonic horn, and the liquid retaining element is configured for retaining a liquid tooth whitening composition against a user's teeth. The liquid retaining element may be a sponge or a replaceable pad, such as a foam pad.
대표청구항▼
1. A tooth whitening device for whitening teeth using sonochemistry, comprising: a) a body, the body having a female receptacle;b) an ultrasonic transducer provided in the body, the ultrasonic transducer being configured for producing ultrasonic waves of a sufficient frequency to induce a sonochemic
1. A tooth whitening device for whitening teeth using sonochemistry, comprising: a) a body, the body having a female receptacle;b) an ultrasonic transducer provided in the body, the ultrasonic transducer being configured for producing ultrasonic waves of a sufficient frequency to induce a sonochemical reaction in a liquid tooth whitening composition, the sufficient frequency being a frequency of 20-100 kHz;c) an ultrasonic horn provided on the body, the ultrasonic horn including a male insert configured for being received in the female receptacle and connecting the ultrasonic horn to the body, and the ultrasonic horn being operatively connected with the ultrasonic transducer for transmitting ultrasonic waves into a liquid tooth whitening composition, the ultrasonic horn including an arch-shaped surface on a free end of the ultrasonic horn, and the ultrasonic horn being configured for transmitting the ultrasonic energy along the whole of the arch-shaped surface, the arch-shaped surface being substantially curved and configured for following a contour of a user's outer front teeth, the arch-shaped surface configured to face the user's outer front teeth, and the arch-shaped surface having a first free end and a spaced apart second free end;d) the ultrasonic transducer extending away from the ultrasonic horn, the ultrasonic transducer being configured for directing ultrasonic energy from the ultrasonic transducer toward the user's outer front teeth;e) a detachable liquid retaining element provided on the arch-shaped surface, the detachable liquid retaining element including a first sleeve configured for receiving the first free end of the arch-shaped surface of the ultrasonic horn, the detachable liquid retaining element including a second sleeve configured for receiving the second free end of the arch-shaped surface of the ultrasonic horn, and the detachable liquid retaining element having an arch-shaped inner surface so as to conform to the user's teeth; andf) the detachable liquid retaining element including an absorbent material and being configured for retaining a liquid tooth whitening composition against a user's teeth during a sonochemical reaction induced by ultrasonic waves transmitted into a liquid tooth whitening composition by the ultrasonic transducer moving the ultrasonic horn at a frequency of 20-100 kHz. 2. A tooth whitening device for whitening teeth using sonochemistry as in claim 1, wherein: a) the absorbent material includes a sponge. 3. A tooth whitening device for whitening teeth using sonochemistry as in claim 2, wherein: a) the sponge includes an open-cell sponge. 4. A tooth whitening device for whitening teeth using sonochemistry as in claim 1, wherein: a) a power supply for the ultrasonic transducer is provided in the body, an indicator light is provided in the body, and control circuitry is operatively connected to the power supply and to the indicator light for controlling operation thereof. 5. A tooth whitening device for whitening teeth using sonochemistry as in claim 1, wherein: a) the body is configured for being handheld during operation thereof. 6. A tooth whitening device for whitening teeth using sonochemistry as in claim 1, wherein: a) the ultrasonic horn, and the detachable liquid retaining element are configured to ensure that the liquid tooth whitening composition avoids contact with the gums and other mouth tissues to ensure the liquid tooth whitening composition avoids harming the gums and mouth tissues, and also avoids the killing of mouth flora. 7. A tooth whitening device for whitening teeth using sonochemistry as in claim 1, wherein: a) the ultrasonic horn configured for transmitting the ultrasonic energy from the ultrasonic transducer at frequency of 20-100 kHz toward the user's outer front teeth is moved about 0.015 mm, measured peak to peak. 8. A method for whitening teeth using sonochemistry, comprising: a) providing a tooth whitening device, the tooth whitening device, including: i) a body, the body having a female receptacle;ii) an ultrasonic transducer provided in the body, the ultrasonic transducer being configured for producing ultrasonic waves of a sufficient frequency to induce a sonochemical reaction in a liquid tooth whitening composition, the sufficient frequency being a frequency of 20-100 kHz;iii) an ultrasonic horn provided on the body, the ultrasonic horn including a male insert configured for being received in the female receptacle and connecting the ultrasonic horn to the body, and the ultrasonic horn being operatively connected with the ultrasonic transducer for transmitting ultrasonic waves into a liquid tooth whitening composition, the ultrasonic horn including an arch-shaped surface on a free end of the ultrasonic horn, and the ultrasonic horn being configured for transmitting the ultrasonic energy along the whole of the arch-shaped surface, the arch-shaped surface being substantially curved and configured for following a contour of a user's outer front teeth, and the arch-shaped surface configured to face the user's outer front teeth, and the arch-shaped surface having a first free end and a spaced apart second free end;iv) the ultrasonic transducer extending away from the ultrasonic horn, the ultrasonic transducer being configured for directing ultrasonic energy from the ultrasonic transducer toward the user's outer front teeth; andv) a detachable liquid retaining element provided on the arch-shaped surface, the detachable liquid retaining element including a first sleeve configured for receiving the first free end of the arch-shaped surface of the ultrasonic horn, the detachable liquid retaining element including a second sleeve configured for receiving the second free end of the arch-shaped surface of the ultrasonic horn, the detachable liquid retaining element having an arch-shaped inner surface so as to conform to the user's teeth, and the detachable liquid retaining element being configured for retaining a liquid tooth whitening composition against a user's teeth during a sonochemical reaction induced by ultrasonic waves;b) providing a liquid tooth whitening composition on the detachable liquid retaining element;c) causing the ultrasonic horn to be vibrated at an ultrasonic frequency of 20-100 kHz to induce a sonochemical reaction in a liquid tooth whitening composition; andd) holding the liquid tooth whitening composition on the detachable liquid retaining element adjacent the user's teeth for a predetermined period of time. 9. A method for whitening teeth using sonochemistry as in claim 8, wherein: a) in the step of causing the ultrasonic horn to vibrate at an ultrasonic frequency of 20-100 kHz to induce a sonochemical reaction in a liquid tooth whitening composition, the ultrasonic horn is moved about 0.015 mm, measured peak to peak. 10. A method for whitening teeth using sonochemistry as in claim 8, wherein: a) the ultrasonic horn is vibrated at an ultrasonic frequency of about 40 kHz. 11. A method for whitening teeth using sonochemistry as in claim 8, wherein: a) the liquid tooth whitening composition includes an oxidizing agent. 12. A method for whitening teeth using sonochemistry as in claim 11, wherein: a) the oxidizing agent includes hydrogen peroxide. 13. A method for whitening teeth using sonochemistry as in claim 12, wherein: a) the hydrogen peroxide is provided in a percentage of 0.01-35.0%. 14. A method for whitening teeth using sonochemistry as in claim 11, wherein: a) the oxidizing agent includes carbamide peroxide. 15. A method for whitening teeth using sonochemistry as in claim 14, wherein: a) the carbamide peroxide is provided in a percentage of 0.01-35.0%. 16. A tooth whitening device for whitening teeth using sonochemistry, comprising: a) a body;b) an ultrasonic transducer provided in the body, the ultrasonic transducer being configured for producing ultrasonic waves of a sufficient frequency to induce a sonochemical reaction in a liquid tooth whitening composition, the sufficient frequency being a frequency of 20-100 kHz;c) an ultrasonic horn provided on the body, the ultrasonic horn being operatively connected with the ultrasonic transducer for transmitting ultrasonic waves into a liquid tooth whitening composition, the ultrasonic horn including an arch-shaped surface on a free end of the ultrasonic horn, and the ultrasonic horn being configured for transmitting the ultrasonic energy along the whole of the arch-shaped surface, the arch-shaped surface being substantially curved and configured for following a contour of a user's outer front teeth, the arch-shaped surface configured to face the user's outer front teeth, surface facing toward the the arch-shaped surface having a first free end and a spaced apart second free end, and the ultrasonic horn is configured for movement of about 0.015 mm, measured peak to peak;d) the ultrasonic transducer extending away from the ultrasonic horn, the ultrasonic transducer being configured for directing ultrasonic energy from the ultrasonic transducer toward the user's outer front teeth;e) a detachable liquid retaining element provided on the arch-shaped surface, the detachable liquid retaining element including a first sleeve configured for receiving the first free end of the arch-shaped surface of the ultrasonic horn, the detachable liquid retaining element including a second sleeve configured for receiving the second free end of the arch shaped surface of the ultrasonic horn, the detachable liquid retaining element having an arch-shaped inner surface so as to conform to the user's teeth; andf) the detachable liquid retaining element including an absorbent material and being configured for retaining a liquid tooth whitening composition against a user's teeth during a sonochemical reaction induced by ultrasonic waves transmitted into the liquid tooth whitening composition by the ultrasonic transducer moving the ultrasonic horn at a frequency of 20-100 kHz. 17. A tooth whitening device for whitening teeth using sonochemistry as in claim 16, wherein: a) the ultrasonic horn is configured for transmitting the ultrasonic energy along the whole of the arch-shaped surface.
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