1
Eric R Cosman: Thermometric cardiac tissue ablation electrode with ultra-sensitive temperature detection. Richard J Birch, October 30, 1990: US04966597 (602 worldwide citation)

This invention relates to the construction of a cardiac ablation electrode with a thermosensing detector at one or more positions in the distal tip. The distal tip is uninsulated in contrast to the rest of the flexible length of the electrode to enable radiofrequency (rf) potential to be applied the ...


2
Barton L Guthrie, Eric R Cosman: Operating pointer with interactive computergraphics. Radionics, Richard J Birch, July 27, 1993: US05230623 (569 worldwide citation)

This invention relates to any operating pointer or arm apparatus whose position can be detected and read out on a computer and associated graphics display, and where the pointer can be changed from its pointer function to a "3D mouse" so as to alternately by use control the functionality of the comp ...


3
Eric R Cosman: Automatic over-temperature control apparatus for a therapeutic heating device. Richard J Birch, March 13, 1990: US04907589 (568 worldwide citation)

The use of radio frequency currents to heat and destroy neurological tissues is well known in the field of neurosurgery and typically involves monitoring of the tissue temperature as it is being heated by an in-dwelling electrode. This patent deals with an apparatus and method which enables the oper ...


4
Eric R Cosman: Universal lesion and recording electrode system. Richard J Birch, January 21, 1986: US04565200 (561 worldwide citation)

A set of instruments is described which enables variability in the size and shape of the region of destructive, radio frequency heating (lesion making) of tissue within the living body, and which enables this variability with only one insertion tract into the body up to the region of the targeted ti ...


5
Menno E Sluijter, Eric R Cosman: Method and apparatus for heating an intervertebral disc for relief of back pain. Richard J Birch, July 18, 1995: US05433739 (546 worldwide citation)

The present invention relates to a technique of relieving back pain by heating of an intervertebral disc. The heating is illustrated by a percutaneous technique where a needle or electrode is inserted into the disc under X-ray or other imaging control and subsequently used to elevate the temperature ...


6
Eric R Cosman: Thermocouple radio frequency lesion electrode. Richard J Birch, October 25, 1983: US04411266 (546 worldwide citation)

A radio frequency (rf) lesion electrode design with a thermocouple temperature sensor in its distal uninsulated tip is described, having special design features which enable it to be made with very small tip diameters, flexible tip geometrics, very close proximity of the thermocouple sensor to the t ...


7
Menno E Sluijter, Eric R Cosman: Thermal denervation of an intervertebral disc for relief of back pain. Richard J Birch, November 5, 1996: US05571147 (338 worldwide citation)

This continuation-in-part patent application follows the original parent patent application which described a general method of denervation of the nerves in and around the intervertebral disc to relieve back pain using heating from a probe which is inserted within the intervertebral disc. The probe ...


8
Eric R Cosman: Longitudinally, side-biting, bipolar coagulating, surgical instrument. Richard J Birch, October 12, 1982: US04353371 (294 worldwide citation)

The present invention is a new kind of bipolar coagulating instrument which has special application in certain microsurgical or neurosurgical contexts in which one must grip and coagulate a web of tissue or membrane which is inside a deep surgical hole, and where the web hangs from the side wall of ...


9
Gary M Onik, Eric R Cosman, Trent H Wells: Method and apparatus for stereotaxic placement of probes in the body utilizing CT scanner localization. Richard J Birch, April 22, 1986: US04583538 (256 worldwide citation)

The method and apparatus are presented which allow for CT guided biopsies of the body. The method is based on the finding of a reference point on the patient's body that exactly correlates to a point on the CT scan. This is accomplished by means of a localization device placed on the patient's skin ...


10
Michael J Sherman: Dynamically reconfigurable communications network and method. AES Corporation, Richard J Birch, October 26, 1999: US05974236 (230 worldwide citation)

A wireless, dynamically and autonomously reconfigurable link layered communication network and method. The network self-optimizes communication paths within the network. A plurality of communication nodes form the network with each node having a transceiver for receiving and transmitting messages. P ...



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