1
Alan Broadwin, Charles Vassallo, Joseph N Logan, Robert W Hornlein: Method and apparatus for providing enhanced tissue fragmentation and/or hemostasis. Cavitron, Vorys Sater Seymour & Pease, June 5, 1990: US04931047 (721 worldwide citation)

An apparatus having a vibratable tip for ultrasonically disintegrating tissue in a surgical procedure and for aspirating the disintegrated tissue and fluids away from the surgical site through an opening in the tip. A connection to an electrosurgical unit provides for delivery of RF cutting current, ...


2
Broadwin Alan, Vassallo Charles, Logan Joseph N, Hornlein Robert W: Apparatus for providing enhanced tissue fragmentation and/or hemostasis.. Cavitron, April 5, 1989: EP0310431-A2 (595 worldwide citation)

An apparatus having a vibratable tip (22) for ultrasonically disintegrating tissue in a surgical procedure and for aspirating the disintegrated tissue and fluid away from the surgical site (12) through an opening (24) in the tip. A connection (42) to the electrosurgical unit provides for delivery of ...


3
Banko Anton, Kelman Charles D: Material removal apparatus and method employing high frequency vibrations. Cavitron Corporation, June 29, 1971: US3589363 (450 worldwide citation)

An instrument for breaking apart and removal of unwanted material, especially suitable for surgical operations such cataract removal, including a handheld instrument having an operative tip vibrating at a frequency in the ultrasonic range with an amplitude controllable up to several thousandths of a ...


4
Kelman Charles: Surgical handpiece and flow control system for use therewith. Cavitron Corporation, September 26, 1972: US3693613 (270 worldwide citation)

A flow control system is used in conjunction with a surgical handpiece for the removal of unwanted material in a very small enclosed operative site in which it is very critical to maintain a pressure within a certain range, such as in the surgical operation of the removal of a cataract lens from the ...


5
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 ...


6
Charles E Enderby: Fiber optic light delivery apparatus and medical instrument utilizing same. Cavitron Corporation, Robert M Skolnik, William R Evans, June 16, 1981: US04273109 (196 worldwide citation)

Disclosed is a fiber optic fiber transmission line which transmits light a distance from its source and is terminated, at its light delivery end, by a second fiber optic fiber of a larger diameter than the first fiber. An interlocking connector keeps the first and second fiber in positive contact in ...


7
Rene J Perdreaux Jr: Ultrasonic device and method. Cavitron Corporation, Philip H Pohl, Philip Sperber, May 18, 1976: US03956826 (195 worldwide citation)

An ultrasonic hand-held cleaning device having a housing enclosing a casing, an energyzing winding about the casing, and a fluid conduit attached to the interior of the casing. A sleeve is insertably mounted into the end of the casing, and acts to support a connecting body at a spaced distance withi ...


8
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 ...


9
Weiss Steven N, Broadwin Alan: Flow control system. Cavitron Corporation, Pohl Philip H, Sperber Philip, September 2, 1975: US3902495 (109 worldwide citation)

A fluidic control system for use in irrigation and aspiration of the anterior chamber of the eye during ultrasonic emulsification of a cataract therein. The system comprises a handpiece with an (ultrasonically vibrated) hollow tip, the hollow tip being connected to the fluid withdrawal or aspirating ...


10
Hardway Jr Edward V, Holtman William H: Activity and respiration monitor. Cavitron Corporation, Sperber P, Pohl P H, December 16, 1975: US3926177 (107 worldwide citation)

A contactless activity and respiration monitor is described which includes a resilient, capacitive pad, which may be a mattress, or a pad used with a mattress, having a capacitor therein responsive to the activity or respiration of a body lying on it. Electronic capacitance sensing circuitry is disc ...