1
David S C Pao: Coaxial bipolar probe. Woodcock Washburn Kurtz Mackiewicz & Norris, June 23, 1987: US04674499 (356 worldwide citation)

Improves bipolar electrode probe devices for use in electrocautery and electrocoagulation include a central electrode having an outer electrode coaxially disposed therearound. The central and outer electrodes are electrically insulated from each other and are adapted to receive a high frequency volt ...


2
David S C Pao: Bipolar probes for ophthalmic surgery and methods of performing anterior capsulotomy. Woodcock Washburn Kurtz Mackiewicz & Norris, February 21, 1989: US04805616 (261 worldwide citation)

A bipolar probe device for ophthalmic surgery such as anterior capsule cutting includes an elongated probe electrode assembly having an active tip region where a pair of electrodes are exposed along a sidewall portion of the active tip region such that there exists a single axis of closest approach ...


3
David S C Pao: Method of scleral marking. Woodcock Washburn Kurtz Mackiewicz & Norris, October 16, 1984: US04476862 (251 worldwide citation)

An electrode for use in electrocautery includes a central electrode having an outer electrode coaxially disposed therearound. The central and outer electrodes are electrically insulated from each other and are adapted to receive a high frequency voltage or direct voltage thereacross. The diameter of ...


4
David S C Pao: Anterior capsulotomy procedures. Woodcock Washburn Kurtz Mackiewicz & Norris, August 30, 1988: US04766896 (27 worldwide citation)

Anterior capsulotomy procedures are performed by inserting a cystitome having a freely rotating stylus with blade through a relatively small initial limbal incision severing a central portion of the anterior capsule by one or more elongated incisions made entirely through the one small limbal incisi ...


5
David S C Pao: Rotating stylus cystitome. Woodcock Washburn Kurtz Mackiewicz & Norris, December 5, 1989: US04885004 (21 worldwide citation)

Novel surgical instruments for cutting soft tissues, and the like, are provided. The instruments include an elongated shaft having a cutting member rotatably mounted to the shaft and disposed to slide against a substantially planar surface of the shaft. The stylus and planar surfaces are disposed to ...


6
David S C Pao: Nucleus splitter. Woodcock Washburn Kurtz Mackiewicz & Norris, September 15, 1987: US04693245 (6 worldwide citation)

A device for fragmentation of the nucleus of an eye lens, in vivo, including a working tip adapted to be passed through a limbal incision in the eye and beneath the nucleus of the lens, in vivo, and includes a hollow tubular portion for guiding an elongated member, a platform portion extending from ...



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