Recherche Images Maps Play YouTube Actualités Gmail Drive Plus »
Recherche avancée dans les brevets | Historique Web | Connexion

Brevets

Référencé par

Brevet citant Date de dépôt Date de délivrance Cessionnaire d'origine Titre
US39644879 déc. 197422 juin 1976The Birtcher CorporationUncomplicated load-adapting electrosurgical cutting generator
US418449230 mai 197822 janv. 1980Karl Storz Endoscopy-America, Inc.Safety circuitry for high frequency cutting and coagulating devices
US420010417 nov. 197729 avr. 1980Valleylab, Inc.Contact area measurement apparatus for use in electrosurgery
US430307317 janv. 19801 déc. 1981Medical Plastics, Inc.Electrosurgery safety monitor
US44945412 nov. 198122 janv. 1985Medical Plastics, Inc.Electrosurgery safety monitor
US459093418 mai 198327 mai 1986Jerry L. Malis
Leonard I. Malis
Bipolar cutter/coagulator
US533566830 avr. 19939 août 1994Medical Scientific, Inc.Diagnostic impedance measuring system for an insufflation needle
US54135748 oct. 19939 mai 1995Method of radiosurgery of the eye
US541768730 avr. 199323 mai 1995Medical Scientific, Inc.
Ethicon Endo-Surgery, Inc.
Bipolar electrosurgical trocar
US56117982 mars 199518 mars 1997Resistively heated cutting and coagulating surgical instrument
US565827921 mars 199519 août 1997Medical Scientific, Inc.
Ethicon Endo-Surgery, Inc.
Bipolar electrosurgical trocar
US568826930 mars 199318 nov. 1997Electroscope, Inc.Electrosurgical apparatus for laparoscopic and like procedures
US571389610 mai 19953 févr. 1998Medical Scientific, Inc.Impedance feedback electrosurgical system
US577265926 sept. 199530 juin 1998Valleylab Inc.Electrosurgical generator power control circuit and method
US615603611 juin 19995 déc. 2000Alcon Laboratories, Inc.Surgical handpiece tip
US61622162 mars 199819 déc. 2000Method for biopsy and ablation of tumor cells
US621174912 mai 19993 avr. 2001Kyosan Electric Mfg. Co., Ltd.Impedance matching device
US625110621 mai 199826 juin 2001Sherwood Services AGElectrosurgical generator power control circuit and method
US625808511 mai 199910 juil. 2001Sherwood Services AGElectrosurgical return electrode monitor
US632579920 déc. 19994 déc. 2001Gyrus Medical LimitedElectrosurgical instrument
US64097251 févr. 200025 juin 2002Triad Surgical Technologies, Inc.Electrosurgical knife
US656555914 mai 200120 mai 2003Sherwood Services AGElectrosurgical return electrode monitor
US658923913 déc. 20018 juil. 2003Electrosurgical knife
US70449484 déc. 200316 mai 2006Sherwood Services AGCircuit for controlling arc energy from an electrosurgical generator
US713186020 nov. 20037 nov. 2006Sherwood Services AGConnector systems for electrosurgical generator
US71379801 mai 200321 nov. 2006Sherwood Services AGMethod and system for controlling output of RF medical generator
US72556944 déc. 200314 août 2007Sherwood Services AGVariable output crest factor electrosurgical generator
US727606026 févr. 20042 oct. 2007Alcon, Inc.Surgical handpiece tip
US730043521 nov. 200327 nov. 2007Sherwood Services AgAutomatic control system for an electrosurgical generator
US730355727 déc. 20044 déc. 2007Sherwood Services AGVessel sealing system
US736457724 juil. 200329 avr. 2008Sherwood Services AGVessel sealing system
US739633627 oct. 20048 juil. 2008Sherwood Services AGSwitched resonant ultrasonic power amplifier system
US741643723 août 200626 août 2008Sherwood Services AGConnector systems for electrosurgical generator
US742258912 août 20059 sept. 2008Encision, Inc.System and method for performing an electrosurgical procedure
US742583520 mai 200516 sept. 2008ERBE Elektromedizin GmbHMethod and measurement apparatus for determining the transition impedance between two parts of a subdivided neutral electrode
US746530212 août 200516 déc. 2008Encision, Inc.System and method for performing an electrosurgical procedure
US747314518 oct. 20076 janv. 2009Covidien AGReturn pad cable connector
US751389624 janv. 20067 avr. 2009Covidien AGDual synchro-resonant electrosurgical apparatus with bi-directional magnetic coupling
US755434117 juil. 200830 juin 2009ERBE Elektromedizin GmbHMethod and measurement apparatus for determining the transition impedance between two parts of a subdivided neutral electrode
US762878616 mai 20058 déc. 2009Covidien AGUniversal foot switch contact port
US763790719 sept. 200629 déc. 2009Covidien AGSystem and method for return electrode monitoring
US764849921 mars 200619 janv. 2010Covidien AGSystem and method for generating radio frequency energy
US765149224 avr. 200626 janv. 2010Covidien AGArc based adaptive control system for an electrosurgical unit
US76514933 mars 200626 janv. 2010Covidien AGSystem and method for controlling electrosurgical snares
US772241224 oct. 200725 mai 2010Covidien AGReturn pad cable connector
US772260130 avr. 200425 mai 2010Covidien AGMethod and system for programming and controlling an electrosurgical generator system
US772260328 sept. 200625 mai 2010Covidien AGSmart return electrode pad
US77317178 août 20068 juin 2010Covidien AGSystem and method for controlling RF output during tissue sealing
US773635912 janv. 200615 juin 2010Covidien AGRF return pad current detection system
US77492176 mai 20036 juil. 2010Covidien AGMethod and system for optically detecting blood and controlling a generator during electrosurgery
US776669316 juin 20083 août 2010Covidien AGConnector systems for electrosurgical generator
US77669054 févr. 20053 août 2010Covidien AGMethod and system for continuity testing of medical electrodes
US778066223 févr. 200524 août 2010Covidien AGVessel sealing system using capacitive RF dielectric heating
US779445728 sept. 200614 sept. 2010Covidien AGTransformer for RF voltage sensing
US78244003 mars 20062 nov. 2010Covidien AGCircuit for controlling arc energy from an electrosurgical generator
US783448416 juil. 200716 nov. 2010TYCO Healthcare Group LPConnection cable and method for activating a voltage-controlled generator
US787141028 oct. 200318 janv. 2011CathRx LtdSystem for, and method of, heating a biological site in a patient's body
US788057725 août 20061 févr. 2011Lockheed Martin CorporationCurrent doubler rectifier with current ripple cancellation
US790140027 janv. 20058 mars 2011Covidien AGMethod and system for controlling output of RF medical generator
US792732824 janv. 200719 avr. 2011Covidien AGSystem and method for closed loop monitoring of monopolar electrosurgical apparatus
US792732928 sept. 200619 avr. 2011Covidien AGTemperature sensing return electrode pad
US79388257 nov. 200610 mai 2011Covidien AGMultiple RF return pad contact detection system
US794703912 déc. 200524 mai 2011Covidien AGLaparoscopic apparatus for performing electrosurgical procedures
US797232824 janv. 20075 juil. 2011Covidien AGSystem and method for tissue sealing
US797233216 déc. 20095 juil. 2011Covidien AGSystem and method for controlling electrosurgical snares
US800749426 avr. 200730 août 2011Encision, Inc.Device and method to prevent surgical burns
US801215030 avr. 20046 sept. 2011Covidien AGMethod and system for programming and controlling an electrosurgical generator system
US80213603 avr. 200720 sept. 2011TYCO Healthcare Group LPSystem and method for providing even heat distribution and cooling return pads
US802566018 nov. 200927 sept. 2011Covidien AGUniversal foot switch contact port
US80340498 août 200611 oct. 2011Covidien AGSystem and method for measuring initial tissue impedance
US806229131 mars 201022 nov. 2011Covidien AGSmart return electrode pad
US80800077 mai 200720 déc. 2011TYCO Healthcare Group LPCapacitive electrosurgical return pad with contact quality monitoring
US808000818 sept. 200720 déc. 2011Covidien AGMethod and system for programming and controlling an electrosurgical generator system
US809696127 juin 200817 janv. 2012Covidien AGSwitched resonant ultrasonic power amplifier system
US81008981 août 200724 janv. 2012TYCO Healthcare Group LPSystem and method for return electrode monitoring
US810495623 oct. 200331 janv. 2012Covidien AGThermocouple measurement circuit
US810532324 oct. 200631 janv. 2012Covidien AGMethod and system for controlling output of RF medical generator
US811305727 juin 200814 févr. 2012Covidien AGSwitched resonant ultrasonic power amplifier system
US814748523 févr. 20093 avr. 2012Covidien AGSystem and method for tissue sealing
US81872623 juin 200929 mai 2012Covidien AGDual synchro-resonant electrosurgical apparatus with bi-directional magnetic coupling
US820227125 févr. 200919 juin 2012Covidien AGDual synchro-resonant electrosurgical apparatus with bi-directional magnetic coupling
US82162207 sept. 200710 juil. 2012TYCO Healthcare Group LPSystem and method for transmission of combined data stream
US821622213 avr. 201110 juil. 2012Covidien AGTemperature sensing return electrode pad
US821622323 févr. 200910 juil. 2012Covidien AGSystem and method for tissue sealing
US822663910 juin 200824 juil. 2012TYCO Healthcare Group LPSystem and method for output control of electrosurgical generator
US823161411 mai 200731 juil. 2012TYCO Healthcare Group LPTemperature monitoring return electrode
US823161623 août 201031 juil. 2012Covidien AGTransformer for RF voltage sensing
US823598014 déc. 20117 août 2012TYCO Healthcare Group LPElectrosurgical system for measuring contact quality of a return pad
US824127829 avr. 201114 août 2012Covidien AGLaparoscopic apparatus for performing electrosurgical procedures
USD57432312 févr. 20075 août 2008Tyco Healthcare Group LPGenerator
USRE403888 mai 200317 juin 2008Covidien AGElectrosurgical generator with adaptive power control

Dessins