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Spetzler

David Spetzler, Scottsdale, AZ US

Patent application numberDescriptionPublished
20090047677METHODS FOR GENERATING A DISTRIBUTION OF OPTIMAL SOLUTIONS TO NONDETERMINISTIC POLYNOMIAL OPTIMIZATION PROBLEMS - The present invention overcomes problems in prior art DNA-based computing methods for solving non-deterministic polynomial optimization problems, by providing methods that derive the most probable answers in a statistically significant manner that makes the methods scalable with increases in the number of data inputs, and thus makes the methods practical.02-19-2009
20100015616High Speed, High Fidelity, High Sensitivity Nucleic Acid Detection - The present invention provides methods, compositions, and kits for nucleic acid detection.01-21-2010

Robert Spetzler, Phoenix, AZ US

Patent application numberDescriptionPublished
20090124975SYSTEMS AND METHODS FOR SURGICAL REMOVAL OF BRAIN TUMORS - A method for treating a brain tumor includes providing a surgical instrument having an inner member and an outer member. The outer member has a distal region forming a cutting window and an optional distal elevator tip. The inner member is rotatably received within the outer member, and has a cutting tip that is exposed at the window. The cutting tip and the distal region of the outer member combine to define a cutting implement. An opening is created through the patient's skull to provide access to a brain tumor target site. The cutting implement is delivered through the opening to the target site. The elevator tip is inserted partially between the tumor and tissue of the target site, and the cutting tip is placed into contact with the tumor and operated to cut the tumor. The target site is selectively aspirated to remove cut tumor tissue.05-14-2009

Robert F. Spetzler, Paradise Valley, AZ US

Patent application numberDescriptionPublished
20100191266SYSTEMS AND METHODS FOR SURGICAL REMOVAL OF BRAIN TUMORS - A method for treating a brain tumor includes providing a surgical instrument having an inner member and an outer member. The outer member has a distal region forming a cutting window. The inner member is rotatably received within the outer member, and has a cutting tip that is exposed at the window. The cutting tip and the distal region of the outer member combine to define a cutting implement. An opening is created through the patient's skull to provide access to a brain tumor target site. The cutting implement is delivered through the opening to the target site. The cutting tip is placed into contact with the tumor and operated to cut the tumor. The target site is selectively aspirated to remove cut tumor tissue.07-29-2010

Patent applications by Robert F. Spetzler, Paradise Valley, AZ US