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David G Wuchinich, Robert Brendolan, Louis Katz, Donald R Krawitt: Endoscopic ultrasonic aspirators. Sonomed Technology, Pennie & Edmonds, June 14, 1988: US04750902 (415 worldwide citation)

A method and apparatus for endoscopic removal of compliant biological tissues utilizing an endoscopic ultrasonic aspirator comprising irrigation and aspiration means, a piezoelectric ultrasonic transducer, a first resonator such as a half-wave stepped velocity transformer, a probe including a second ...


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Gregory J Bell, Jeffrey L Eggleston, Kamala J Grasso, Jenifer S Kennedy, Dale Schmaltz, Kenneth D Taylor: Energizable surgical tool safety device and method. Valleylab, Peter C Richardson, Lawrence C Akers, Aaron Passman, November 19, 1996: US05575789 (326 worldwide citation)

A surgical safety apparatus for use in connection with an energizable surgical device prevents inadvertent activation of a surgical tool. The energizable surgical device may include an electrosurgical system, a laser scalpel, an ultrasonic aspirator, and combinations thereof. An activation circuit i ...


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David G Wuchinich, Donald R Krawitt, Robert Brendolan, Louis Katz: Method for removing cellular material with endoscopic ultrasonic aspirator. Valleylab, Pennie & Edmonds, May 8, 1990: US04922902 (274 worldwide citation)

A method and apparatus for endoscopic removal of compliant biological tissues utilizing an endoscopic ultrasonic aspirator comprising irrigation and aspiration means, a piezoelectric ultrasonic transducer, a first resonator such as a half-wave stepped velocity transformer, a probe including a second ...


5
David G Wuchinich: Endoscopic ultrasonic rotary electro-cauterizing aspirator. Sonokinetics Group, Pennie & Edmonds, January 5, 1993: US05176677 (232 worldwide citation)

A surgical instrument having a handpiece; a vibration source within the handpiece for generating mechanical vibrations in response to current supplied thereto; an elongated tool operatively associated with the vibration source and attached to the handpiece at a point where essentially no vibrational ...


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David G Wuchinich, Alan Broadwin, Robert P Andersen: Ultrasonic aspirator. Cavitron Corporation, Robert M Skolnik, William R Evans, September 23, 1980: US04223676 (214 worldwide citation)

Apparatus for the surgical removal of tissue is disclosed comprising a handpiece having a resonant vibrator with a magnetostrictive stack and connecting body encompassing a hollow elongated tool which is ultrasonically vibrated at its tip longitudinally to a peak to peak stroke of at least 0.005 inc ...


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David G Wuchinich, Donald R Krawitt, Robert Brendolan, Louis Katz: Vibration apparatus preferably for endoscopic ultrasonic aspirator. Sonomed Technology, Pennie & Edmonds, June 14, 1988: US04750488 (169 worldwide citation)

A method and apparatus for endoscopic removal of compliant biological tissues utilizing an endoscopic ultrasonic aspirator comprising irrigation and aspiration means, a piezoelectric ultrasonic transducer, a first resonator such as a half-wave stepped velocity transformer, a probe including a second ...


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David G Wuchinich: Tapered tip ultrasonic aspirator. Sonokinetics Group, June 22, 1993: US05221282 (164 worldwide citation)

An aspirating ultrasonic surgical device for the melting and removal of thermoplastic prosthetic implant cement is provided. The instrument defines a centrally located bore which expands in diameter from a surgical tip in the direction of aspirant flow for a length equal to at least 1/4 the waveleng ...


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David G Wuchinich, Alan Broadwin, Robert P Andersen: Ultrasonic aspirator. Cavitron Corporation, Philip Sperber, December 20, 1977: US04063557 (112 worldwide citation)

Apparatus for the surgical removal of tissue is disclosed comprising a handpiece having a resonant vibrator with a magnetostrictive stack and connecting body encompassing a hollow elongated tool which is ultrasonically vibrated at its tip longitudinally to a peak to peak stroke of at least 0.005 inc ...


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Masakazu Gotanda, Tatsuya Kubota, Tetsumaru Kubota, Yuichi Ikeda, Toshihiko Hashiguchi, Hitoshi Karasawa, Tadao Hagino: Probe break detector for an ultrasonic aspirator. Olympus Optical, Armstrong Westerman Hattori McLeland & Naughton, February 7, 1995: US05387190 (12 worldwide citation)

An ultrasonic aspirator has a probe having the inside path made an aspirating path by being provided on the base side with an ultrasonic vibrator. The probe is used as an ultrasonic vibration transmitting member and is in contact at the tip with an object within a body cavity to crush the object and ...