Claims
- 1-69. (canceled)
- 70. An ultrasonic insert which is engageable with a hollow handpiece, the insert comprising:
a treatment applying tip; an ultrasonic transducer coupled to the tip; and a rotary bearing non-removably carried between the transducer and the tip wherein the bearing is rotatable relative to the tip.
- 71. An insert as in claim 70 wherein the bearing comprises a cylindrical sleeve rotatably carried adjacent to the end of the transducer.
- 72. An insert as in claim 70 which includes a generally cylindrical, manually grippable section between the tip and the bearing wherein the bearing is rotatable relative to the grippable section.
- 73. An insert as in claim 70 wherein the bearing comprises a cylindrical sleeve rotatably carried adjacent to an end of the transducer, and wherein the sleeve rotatably abuts an end of a grippable element.
- 74. An insert as in claim 73 wherein the sleeve includes an exterior feature slidably engageable with the handpiece.
- 75. An insert as in claim 73 wherein the sleeve carries an annular flange of greater diameter than the sleeve wherein the flange rotates adjacent to the grippable element.
- 76. A rotatable ultrasonic dental insert comprising;
a treatment applying tip, a transducer non-rotatably coupled to the tip and a handpiece engaging element, rotatably coupled to the tip, wherein the tip is rotatable relative to the engaging element by a force applied adjacent to the tip.
Parent Case Info
[0001] This is a Utility Application claiming the benefit of the earlier filing date of Provisional Application Ser. No. 60/223,447, filed Aug. 4, 2000 and Ser. No. 60/270,687, filed Feb. 22, 2001.
Provisional Applications (2)
|
Number |
Date |
Country |
|
60223447 |
Aug 2000 |
US |
|
60270687 |
Feb 2001 |
US |
Continuations (1)
|
Number |
Date |
Country |
Parent |
09917101 |
Jul 2001 |
US |
Child |
10818252 |
Apr 2004 |
US |