Patents by Inventor James E. Krapohl
James E. Krapohl has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10799282Abstract: An electrosurgical system includes an electrosurgical instrument coupled to an electrosurgical generator. The electrosurgical system may include a first sensor and a second sensor, which are configured to detect redundant tissue properties and output a signal corresponding thereto. The electrosurgical system has a signal processing circuit for receiving and modifying the output signal from the second sensor. The electrosurgical generator may include a controller for receiving an output signal from the first sensor and a processed signal from the signal processing circuit. The controller compares the two signals received and shuts down the system based on the comparison of the first sensor and a processed signal.Type: GrantFiled: October 16, 2018Date of Patent: October 13, 2020Assignee: COVIDIEN LPInventor: James E. Krapohl
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Publication number: 20190046256Abstract: An electrosurgical system includes an electrosurgical instrument coupled to an electrosurgical generator. The electrosurgical system may include a first sensor and a second sensor, which are configured to detect redundant tissue properties and output a signal corresponding thereto. The electrosurgical system has a signal processing circuit for receiving and modifying the output signal from the second sensor. The electrosurgical generator may include a controller for receiving an output signal from the first sensor and a processed signal from the signal processing circuit. The controller compares the two signals received and shuts down the system based on the comparison of the first sensor and a processed signal.Type: ApplicationFiled: October 16, 2018Publication date: February 14, 2019Inventor: JAMES E. KRAPOHL
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Patent number: 10105174Abstract: An electrosurgical system includes an electrosurgical instrument coupled to an electrosurgical generator. The electrosurgical system may include a first sensor and a second sensor, which are configured to detect redundant tissue properties and output a signal corresponding thereto. The electrosurgical system has a signal processing circuit for receiving and modifying the output signal from the second sensor. The electrosurgical generator may include a controller for receiving an output signal from the first sensor and a processed signal from the signal processing circuit. The controller compares the two signals received and shuts down the system based on the comparison of the first sensor and a processed signal.Type: GrantFiled: June 28, 2016Date of Patent: October 23, 2018Assignee: COVIDIEN LPInventor: James E. Krapohl
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Patent number: 9844404Abstract: An electrosurgical system for performing an electrosurgical procedure is provided and includes an electrosurgical generator and a calibration computer system. The electrosurgical generator includes one or more processors and a measurement module including one or more log amps that are in operative communication with the processor. The calibration computer system configured to couple to a measurement device and is configured to measure parameters of an output signal generated by the electrosurgical generator. The calibration computer system is configured to compile the measured parameters into one or more data look-up tables and couple to the electrosurgical generator for transferring the data look-up table(s) to memory of the electrosurgical generator. The microprocessor is configured to receive an output from the log amp(s) and access the data look-up table(s) from memory to execute one or more control algorithms for controlling an output of the electrosurgical generator.Type: GrantFiled: July 24, 2015Date of Patent: December 19, 2017Assignee: COVIDIEN LPInventors: Robert J. Behnke, II, Donald W. Heckel, Robert B. Smith, James E. Krapohl
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Patent number: 9585709Abstract: A square wave generator suitable for use with an electrosurgical device is provided. The square wave generator includes a voltage source configured to output a waveform and a comparator operatively coupled to the voltage source and configured to output energy in the form of a square wave. The generator may also include at least one sensor configured to sense an operational parameter of the energy outputted from the comparator and to provide a sensor signal corresponding thereto and a controller adapted to receive the at least one sensor signal and in response thereto control the voltage source.Type: GrantFiled: February 5, 2010Date of Patent: March 7, 2017Assignee: COVIDIEN LPInventor: James E. Krapohl
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Publication number: 20160302848Abstract: An electrosurgical system includes an electrosurgical instrument coupled to an electrosurgical generator. The electrosurgical system may include a first sensor and a second sensor, which are configured to detect redundant tissue properties and output a signal corresponding thereto. The electrosurgical system has a signal processing circuit for receiving and modifying the output signal from the second sensor. The electrosurgical generator may include a controller for receiving an output signal from the first sensor and a processed signal from the signal processing circuit. The controller compares the two signals received and shuts down the system based on the comparison of the first sensor and a processed signal.Type: ApplicationFiled: June 28, 2016Publication date: October 20, 2016Inventor: JAMES E. KRAPOHL
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Patent number: 9375250Abstract: An electrosurgical system includes an electrosurgical instrument coupled to an electrosurgical generator. The electrosurgical system may include a first sensor and a second sensor, which are configured to detect redundant tissue properties and output a signal corresponding thereto. The electrosurgical system has a signal processing circuit for receiving and modifying the output signal from the second sensor. The electrosurgical generator may include a controller for receiving an output signal from the first sensor and a processed signal from the signal processing circuit. The controller compares the two signals received and shuts down the system based on the comparison of the first sensor and a processed signal.Type: GrantFiled: April 9, 2012Date of Patent: June 28, 2016Assignee: Covidien LPInventor: James E. Krapohl
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Publication number: 20150327908Abstract: An electrosurgical system for performing an electrosurgical procedure is provided and includes an electrosurgical generator and a calibration computer system. The electrosurgical generator includes one or more processors and a measurement module including one or more log amps that are in operative communication with the processor. The calibration computer system configured to couple to a measurement device and is configured to measure parameters of an output signal generated by the electrosurgical generator. The calibration computer system is configured to compile the measured parameters into one or more data look-up tables and couple to the electrosurgical generator for transferring the data look-up table(s) to memory of the electrosurgical generator. The microprocessor is configured to receive an output from the log amp(s) and access the data look-up table(s) from memory to execute one or more control algorithms for controlling an output of the electrosurgical generator.Type: ApplicationFiled: July 24, 2015Publication date: November 19, 2015Inventors: ROBERT J. BEHNKE, II, DONALD W. HECKEL, ROBERT B. SMITH, JAMES E. KRAPOHL
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Patent number: 9116184Abstract: A system and method are presented for verifying the operating frequency of digital control circuitry. The system and method according to the present disclosure provide for a digitally controlled system, such as an electrosurgical system, to confirm or verify its operating frequency using a single external device, and software and/or firmware.Type: GrantFiled: February 18, 2014Date of Patent: August 25, 2015Assignee: Covidien LPInventor: James E. Krapohl
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Patent number: 9113887Abstract: An electrosurgical system for performing an electrosurgical procedure is provided and includes an electrosurgical generator and a calibration computer system. The electrosurgical generator includes one or more processors and a measurement module including one or more log amps that are in operative communication with the processor. The calibration computer system configured to couple to a measurement device and is configured to measure parameters of an output signal generated by the electrosurgical generator. The calibration computer system is configured to compile the measured parameters into one or more data look-up tables and couple to the electrosurgical generator for transferring the data look-up table(s) to memory of the electrosurgical generator. The microprocessor is configured to receive an output from the log amp(s) and access the data look-up table(s) from memory to execute one or more control algorithms for controlling an output of the electrosurgical generator.Type: GrantFiled: April 10, 2012Date of Patent: August 25, 2015Assignee: Covidien LPInventors: Robert J. Behnke, II, Donald W. Heckel, Robert B. Smith, James E. Krapohl
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Publication number: 20150223865Abstract: A system and method for transmitting electrosurgical energy from a generator to an electrosurgical instrument are provided. The electrosurgical system includes a generator adapted to generate electrosurgical energy for treating tissue. The generator includes one or more active output terminals which supply energy to the tissue. The active output terminals are operatively connected to one or more active leads. The generator also includes one or more return output terminals which returns energy from the tissue. The return output terminals are operatively connected to at least one return lead. The system also includes an electrosurgical instrument operatively connected to the one or more active leads and one or more return electrodes operatively connected to one or more return leads. The system further includes an electrosurgical cable including one or more active leads and one or more return leads.Type: ApplicationFiled: April 23, 2015Publication date: August 13, 2015Inventors: JAMES E. KRAPOHL, ROBERT B. SMITH, MARK A. JOHNSTON
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Patent number: 9033973Abstract: A system and method for transmitting electrosurgical energy from a generator to an electrosurgical instrument are provided. The electrosurgical system includes a generator adapted to generate electrosurgical energy for treating tissue. The generator includes one or more active output terminals which supply energy to the tissue. The active output terminals are operatively connected to one or more active leads. The generator also includes one or more return output terminals which returns energy from the tissue. The return output terminals are operatively connected to at least one return lead. The system also includes an electrosurgical instrument operatively connected to the one or more active leads and one or more return electrodes operatively connected to one or more return leads. The system further includes an electrosurgical cable including one or more active leads and one or more return leads.Type: GrantFiled: August 30, 2011Date of Patent: May 19, 2015Assignee: Covidien LPInventors: James E. Krapohl, Robert B. Smith, Mark A. Johnston
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Publication number: 20140159703Abstract: A system and method are presented for verifying the operating frequency of digital control circuitry. The system and method according to the present disclosure provide for a digitally controlled system, such as an electrosurgical system, to confirm or verify its operating frequency using a single external device, and software and/or firmware.Type: ApplicationFiled: February 18, 2014Publication date: June 12, 2014Applicant: Covidien LPInventor: JAMES E. KRAPOHL
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Patent number: 8664934Abstract: A system and method are presented for verifying the operating frequency of digital control circuitry. The system and method according to the present disclosure provide for a digitally controlled system, such as an electrosurgical system, to confirm or verify its operating frequency using a single external device, and software and/or firmware.Type: GrantFiled: January 27, 2012Date of Patent: March 4, 2014Assignee: Covidien LPInventor: James E. Krapohl
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Publication number: 20130267945Abstract: An electrosurgical system for performing an electrosurgical procedure is provided and includes an electrosurgical generator and a calibration computer system. The electrosurgical generator includes one or more processors and a measurement module including one or more log amps that are in operative communication with the processor. The calibration computer system configured to couple to a measurement device and is configured to measure parameters of an output signal generated by the electrosurgical generator. The calibration computer system is configured to compile the measured parameters into one or more data look-up tables and couple to the electrosurgical generator for transferring the data look-up table(s) to memory of the electrosurgical generator. The microprocessor is configured to receive an output from the log amp(s) and access the data look-up table(s) from memory to execute one or more control algorithms for controlling an output of the electrosurgical generator.Type: ApplicationFiled: April 10, 2012Publication date: October 10, 2013Applicant: TYCO HEALTHCARE GROUP LPInventors: Robert J. BEHNKE, II, Donald W. HECKEL, Robert B. SMITH, James E. KRAPOHL
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Publication number: 20130267944Abstract: An electrosurgical system includes an electrosurgical instrument coupled to an electrosurgical generator. The electrosurgical system may include a first sensor and a second sensor, which are configured to detect redundant tissue properties and output a signal corresponding thereto. The electrosurgical system has a signal processing circuit for receiving and modifying the output signal from the second sensor. The electrosurgical generator may include a controller for receiving an output signal from the first sensor and a processed signal from the signal processing circuit. The controller compares the two signals received and shuts down the system based on the comparison of the first sensor and a processed signal.Type: ApplicationFiled: April 9, 2012Publication date: October 10, 2013Applicant: TYCO Healthcare Group LPInventor: James E. Krapohl
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Publication number: 20130193952Abstract: A system and method are presented for verifying the operating frequency of digital control circuitry. The system and method according to the present disclosure provide for a digitally controlled system, such as an electrosurgical system, to confirm or verify its operating frequency using a single external device, and software and/or firmware.Type: ApplicationFiled: January 27, 2012Publication date: August 1, 2013Applicant: TYCO Healthcare Group LPInventor: James E. Krapohl
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Publication number: 20130053840Abstract: A system and method for transmitting electrosurgical energy from a generator to an electrosurgical instrument are provided. The electrosurgical system includes a generator adapted to generate electrosurgical energy for treating tissue. The generator includes one or more active output terminals which supply energy to the tissue. The active output terminals are operatively connected to one or more active leads. The generator also includes one or more return output terminals which returns energy from the tissue. The return output terminals are operatively connected to at least one return lead. The system also includes an electrosurgical instrument operatively connected to the one or more active leads and one or more return electrodes operatively connected to one or more return leads. The system further includes an electrosurgical cable including one or more active leads and one or more return leads.Type: ApplicationFiled: August 30, 2011Publication date: February 28, 2013Applicant: TYCO Healthcare Group LPInventors: James E. Krapohl, Robert B. Smith, Mark A. Johnston
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Publication number: 20120179159Abstract: An interlock system and related method includes a battery assembly, and first and second modules. The battery assembly has first and second power contacts, and a sense contact. The battery assembly includes one or more cells, a standby circuit, and an interface circuit. The standby circuit electrically couples to the first power contact and the sense contact for generating a standby signal in the absence of a detected external electrical coupling between the first power contact and the sense contact. The interface circuit electrically couples to the second power contact and to the at least one cell. The interface circuit is adapted to electrically decouple the second power contact from the at least one cell as a function of the standby signal. The first module is attachable to the battery assembly and has a first pair of contacts adapted to couple with the first power contact and the sense contact of the battery assembly.Type: ApplicationFiled: January 7, 2011Publication date: July 12, 2012Applicant: TYCO Healthcare Group LPInventor: James E. Krapohl
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Publication number: 20110193608Abstract: A square wave generator suitable for use with an electrosurgical device is provided. The square wave generator includes a voltage source configured to output a waveform and a comparator operatively coupled to the voltage source and configured to output energy in the form of a square wave. The generator may also include at least one sensor configured to sense an operational parameter of the energy outputted from the comparator and to provide a sensor signal corresponding thereto and a controller adapted to receive the at least one sensor signal and in response thereto control the voltage source.Type: ApplicationFiled: February 5, 2010Publication date: August 11, 2011Inventor: James E. Krapohl