| Instantly, Wendy's eyes watered as the ultrasonic whine assailed her sensitive ears. |
| The surgeon cauterizes vessels using the ultrasonic scalpel and transects the pedicles. |
| Static and dynamic obstacle detection is supplemented by an array of ultrasonic sensors. |
| The surgeon then uses the ultrasonic scalpel to mobilize the hepatic flexure by dividing the attachments. |
| Researchers theorize that there could be an evolutionary explanation for the frog's ultrasonic hearing. |
| It was like an ultrasonic shower, toothbrush, and shave in one, but without dampness or razor burn. |
