21
David G Wuchinich, Alan Broadwin: Automatic aspiration apparatus. Cavitron Corporation, Philip Sperber, October 11, 1977: US04052987 (17 worldwide citation)

Apparatus is disclosed for aspiration of the operative site during open site surgery having automatic controls for responsively venting the aspiration system to atmosphere under certain conditions and for overriding the venting as desired comprising a continuously operating pump for providing suctio ...


22
David G Wuchinich, William Henriksen, Robert Brendolan, Louis Katz: Scanning apparatus and method. Sonomed Technology, Pennie & Edmonds, November 29, 1988: US04787247 (15 worldwide citation)

A scanning apparatus and method for scanning an object including a frame, a transducer for obtaining information from an object and a motor oscillating the transducer. The motor comprises a spring/solenoid combination driven at the resonant frequency of the spring/motor system. The actual displaceme ...


23
David G Wuchinich: Rolling pin horn. April 12, 2005: US06877975 (14 worldwide citation)

A tubular resonant mechanical horn having a contoured inner surface such that, under vibration, an output radial displacement is obtained on the outer surface of horn that is substantially uniform over its entire surface, for producing effects useful in continuous processes. The horn does not contai ...


24
David G Wuchinich, Joseph Tarsia: Optical switching device. Cavitron Corporation, Philip Sperber, September 20, 1977: US04049964 (12 worldwide citation)

A novel electro-optical switch is shown comprising a fixedly mounted lamp, a solid state photo-responsive transistor mounted in position to receive light from the lamp for responsively switching from one state to a second state and actuation means intermediate the transistor and the lamp for obstruc ...


25
David G Wuchinich: Apparatus for removing cores of thermoplastic and elastomeric material. SonoKinetics Group, R Gale Rhodes Jr, April 5, 1994: US05300021 (11 worldwide citation)

Apparatus including a receptacle mounted on the handpiece of ultrasonic apparatus which utilizes ultrasonic energy for removing cores of thermoplastic material such as bone cement used to implant prostheses. The receptacle is placed in fluid communication with an acoustical conductor extending throu ...


26
David G Wuchinich: Flasher circuit with low power drain. Arthur M Master Jr, Pennie & Edmonds, January 10, 1978: US04068149 (9 worldwide citation)

An electronic circuit for flashing an electric lamp is disclosed which may be fabricated from a small number of components and powered by a low-voltage power source which nevertheless assures that the lamp flashes brightly enough to be prominently visible. The on and off times of the lamp are relati ...


27
David G Wuchinich: Superthermoelastic resonators. September 22, 1998: US05811909 (6 worldwide citation)

Apparatus using the temperature sensitive elastic property of super elastic alloys is disclosed for measuring temperate using, and controlling the vibration in response to temperature of, resonant electro-mechanical systems in commercial, industrial and medical applications.


28
David G Wuchinich: Longitudinal-torsional ultrasonic tissue dissection. Connolly Bove Lodge & Hutz, July 27, 2010: US07762979 (2 worldwide citation)

An ultrasonic tissue dissection system providing combined longitudinal and torsional motion of tips, together with irrigation and aspiration, for improved cutting of resistant biological tissue. The system permits the use of common and inexpensive electro-mechanical transducers for the production of ...


29
David G Wuchinich: Ultrasonic liquefaction method and apparatus using a tapered ultrasonic tip. Connolly Bove Lodge & Hutz, November 1, 2007: US20070255196-A1

Ultrasonic vitreous liquefaction is achieved through use of an apparatus which includes a transducer for generating an ultrasonic vibration to longitudinally ultrasonically vibrate a solid ultrasonic tip. The tip is preferably tapered and the free end of the tip is preferably at least partially surr ...


30
David G Wuchinich: Longitudinal-torsional ultrasonic tissue Dissection. David Wuchinich, November 29, 2001: US20010047166-A1

An ultrasonic tissue dissection system providing combined longitudinal and torsional motion of tips, together with irrigation and aspiration, for improved cutting of resistant biological tissue. The system permits the use of common and inexpensive electromechanical transducers for the production of ...