1
Farin Guenter, Fischer Klaus: Coagulation electrode.. Erbe Elektromedizin, November 25, 1987: EP0246350-A1 (454 worldwide citation)

Coagulation electrodes are described which are intended for the thermal coagulation of biological tissue by means of high-frequency electrical alternating current. The area adjoining the contact surface of the coagulation electrode is designed as a heat sink with such a great heat capacity value and ...


2
Fischer Klaus: (De) Elektrochirurgisches instrument, (En) Electrosurgical instrument. Erbe Elektromedizin, Fischer Klaus, BOHNENBERGER Johannes, November 24, 2005: WO/2005/110264 (403 worldwide citation)

(EN) The invention relates to an electrosurgical instrument comprising two branches that are interconnected by an articulation and that can be actuated to open and close in the manner of a clamping tool, separator or cutting tool. The instrument also comprises electrode parts on distal ends of the b ...


3
Gunter Farin, Reiner Mausberg, Heiko Visser, Karl Fastenmeier, Georg Lohr: High-frequency electrosurgery apparatus with limitation of effective value of current flowing through a surgical instrument. Erbe Elektromedizin, Frishauf Holtz Goodman & Woodward, December 7, 1993: US05267997 (337 worldwide citation)

A high-frequency electrosurgery apparatus for cutting and/or coagulating biological tissues that may have a number of operating modes is described. As control panel on which one or more parameters of the high-frequency output of the apparatus can be set. Particularly important is the current-limitin ...


4
Gunter Farin: High frequency surgery device for cutting and/or coagulating biologic tissue. Erbe Elektromedizin, Frishauf Holtz Goodman and Woodward, November 13, 1990: US04969885 (245 worldwide citation)

A high frequency AC electro-surgery apparatus is equipped with an automatic regulation loop for controlling the output voltage (U.sub.a) rather than the output power. An electrically isolating coupling in the form of an isolation transformer (5) is followed by a voltage converter (6) to provide DC v ...


5
Farin Guenter, Geiselhart Franz, Klett Johannes: Device for the surveillance of the adherence of neutral electrodes in high-frequency surgery.. Erbe Elektromedizin, October 10, 1990: EP0390937-A1 (204 worldwide citation)

The invention relates to a device for monitoring the application of neutral electrodes with at least two separate contact surfaces (2, 3) on the patient during high-frequency surgery. Warning signals and/or automatic switching-off of the high-frequency generator (17) occur when and only when the hig ...


6
Gunter Farin, Reiner Haag, Peter Putz: High frequency electrosurgical apparatus for thermal coagulation of biologic tissues. Erbe Elektromedizin, Frishauf Holtz Goodman & Woodward, August 29, 1989: US04860745 (195 worldwide citation)

A high frequency surgical apparatus for the thermal coagulation of biologic tissues is described, in which for monitoring the fluctuations in amplitude of the high frequency current during each coagulation process a current monitor (25) is provided, which by means of a current-to-voltage coverter ge ...


7
Gunter Farin, Klaus Fischer, Dieter Muller: Multifunctional surgical instrument. Erbe Elektromedizin, St Onge Steward Johnston & Reens, July 7, 1998: US05776092 (164 worldwide citation)

Multifunctional instrument for ultrasound surgery having an applicator 2 for a dissection of biological tissue, as well as a device for cutting and/or coagulating of the tissue. At the instrument end separate from the ultrasound applicator 2 at least one RF-current applicator 16 or a laser applicato ...


8
Gunter Farin, Franz Geiselhart, Johannes Klett: Apparatus for monitoring the application of neutral electrodes on a patient undergoing high frequency electro-surgery. Erbe Elektromedizin, Frishauf Holtz Goodman & Woodward, February 11, 1992: US05087257 (134 worldwide citation)

At least one neutral electrodes insulated from each other is separately connected to the current return terminal of a high frequency electro-surgical equipment are applied in electrical contact with the skin of a patient while surgery is performed with the active electrode of the equipment. A low fr ...


9
Brodbeck Achim, Hafner Dieter: (De) Chirurgisches instrument, (En) Surgical instrument. Erbe Elektromedizin, Brodbeck Achim, Hafner Dieter, BOHNENBERGER Johannes, March 2, 2006: WO/2006/021269 (131 worldwide citation)

(EN) Surgical instruments exist for performing laparoscopic or similar minimally invasive operations that comprise two clamping parts, which can move toward to one another and which have clamping faces for holding tissue when they are closed, and comprise a cutting device with a cutting edge that, i ...


10
Hans van Gerven: Cryosurgical device. Erbe Elektromedizin KG, Frishauf Holtz Goodman & Woodward, July 14, 1981: US04278090 (116 worldwide citation)

The invention concerns a cryosurgical instrument with a probe for cooling limited zones of biological tissues, of which the thermally well-conducting tip has a hollow interior cross-section, into which a supply conduit connects with a constricted exit gap, through which a gas for cooling of the tip ...



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