|
US5248296A
|
Ultrasonic device having wire sheath |
Expired / Lapsed
|
1990-12-24 |
1993-09-28 |
13 |
Details
|
|
US5151084A
|
Ultrasonic needle with sleeve that includes a baffle |
Expired / Lapsed
|
1991-07-29 |
1992-09-29 |
2 |
Details
|
|
US4741731A
|
Vented ultrasonic transducer for surgical handpiece |
Expired / Lapsed
|
1986-02-19 |
1988-05-03 |
7 |
Details
|