DE3750541T2 - Gerät zur Hochfrequenzerzeugung in abgestimmten Schwingkreisen. - Google Patents
Gerät zur Hochfrequenzerzeugung in abgestimmten Schwingkreisen.Info
- Publication number
- DE3750541T2 DE3750541T2 DE3750541T DE3750541T DE3750541T2 DE 3750541 T2 DE3750541 T2 DE 3750541T2 DE 3750541 T DE3750541 T DE 3750541T DE 3750541 T DE3750541 T DE 3750541T DE 3750541 T2 DE3750541 T2 DE 3750541T2
- Authority
- DE
- Germany
- Prior art keywords
- voltage
- edc
- pulses
- frequency
- resonator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000003990 capacitor Substances 0.000 claims description 35
- 238000004804 winding Methods 0.000 claims description 17
- 230000010355 oscillation Effects 0.000 claims description 8
- 230000009466 transformation Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 101100365087 Arabidopsis thaliana SCRA gene Proteins 0.000 description 19
- 101150105073 SCR1 gene Proteins 0.000 description 19
- 101100134054 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) NTG1 gene Proteins 0.000 description 19
- 230000005284 excitation Effects 0.000 description 12
- 101000668165 Homo sapiens RNA-binding motif, single-stranded-interacting protein 1 Proteins 0.000 description 9
- 102100039692 RNA-binding motif, single-stranded-interacting protein 1 Human genes 0.000 description 9
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B11/00—Generation of oscillations using a shock-excited tuned circuit
- H03B11/04—Generation of oscillations using a shock-excited tuned circuit excited by interrupter
- H03B11/10—Generation of oscillations using a shock-excited tuned circuit excited by interrupter interrupter being semiconductor device
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/80—Generating trains of sinusoidal oscillations
Landscapes
- Inverter Devices (AREA)
- Electric Clocks (AREA)
- Transmitters (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/929,754 US4767999A (en) | 1986-11-12 | 1986-11-12 | Method of and apparatus for radio-frequency generation in resonator tank circuits excited by sequential pulses of alternately opposite polarity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3750541D1 DE3750541D1 (de) | 1994-10-20 |
| DE3750541T2 true DE3750541T2 (de) | 1995-05-04 |
Family
ID=25458397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3750541T Expired - Fee Related DE3750541T2 (de) | 1986-11-12 | 1987-05-13 | Gerät zur Hochfrequenzerzeugung in abgestimmten Schwingkreisen. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4767999A (OSRAM) |
| EP (1) | EP0271174B1 (OSRAM) |
| CN (1) | CN1010914B (OSRAM) |
| AU (1) | AU595880B2 (OSRAM) |
| CA (1) | CA1292045C (OSRAM) |
| DE (1) | DE3750541T2 (OSRAM) |
| ES (1) | ES2065887T3 (OSRAM) |
| IN (1) | IN170946B (OSRAM) |
| NO (1) | NO872078L (OSRAM) |
Families Citing this family (49)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4942393A (en) * | 1988-05-27 | 1990-07-17 | Lectron Products, Inc. | Passive keyless entry system |
| GB9402545D0 (en) * | 1994-02-10 | 1994-04-06 | Magstim Co Ltd | Magnetic stimulators |
| US7901400B2 (en) | 1998-10-23 | 2011-03-08 | Covidien Ag | Method and system for controlling output of RF medical generator |
| US7137980B2 (en) | 1998-10-23 | 2006-11-21 | Sherwood Services Ag | Method and system for controlling output of RF medical generator |
| US7364577B2 (en) | 2002-02-11 | 2008-04-29 | Sherwood Services Ag | Vessel sealing system |
| US6762561B1 (en) * | 2000-03-31 | 2004-07-13 | Shimadzu Research Laboratory (Europe) Ltd. | Radio frequency resonator |
| US7044948B2 (en) | 2002-12-10 | 2006-05-16 | Sherwood Services Ag | Circuit for controlling arc energy from an electrosurgical generator |
| AU2004235739B2 (en) | 2003-05-01 | 2010-06-17 | Covidien Ag | Method and system for programming and controlling an electrosurgical generator system |
| WO2005050151A1 (en) | 2003-10-23 | 2005-06-02 | Sherwood Services Ag | Thermocouple measurement circuit |
| US7396336B2 (en) | 2003-10-30 | 2008-07-08 | Sherwood Services Ag | Switched resonant ultrasonic power amplifier system |
| US7131860B2 (en) | 2003-11-20 | 2006-11-07 | Sherwood Services Ag | Connector systems for electrosurgical generator |
| US7628786B2 (en) | 2004-10-13 | 2009-12-08 | Covidien Ag | Universal foot switch contact port |
| US9474564B2 (en) | 2005-03-31 | 2016-10-25 | Covidien Ag | Method and system for compensating for external impedance of an energy carrying component when controlling an electrosurgical generator |
| US8734438B2 (en) | 2005-10-21 | 2014-05-27 | Covidien Ag | Circuit and method for reducing stored energy in an electrosurgical generator |
| US7947039B2 (en) | 2005-12-12 | 2011-05-24 | Covidien Ag | Laparoscopic apparatus for performing electrosurgical procedures |
| US7513896B2 (en) | 2006-01-24 | 2009-04-07 | Covidien Ag | Dual synchro-resonant electrosurgical apparatus with bi-directional magnetic coupling |
| US8147485B2 (en) | 2006-01-24 | 2012-04-03 | Covidien Ag | System and method for tissue sealing |
| CA2574934C (en) | 2006-01-24 | 2015-12-29 | Sherwood Services Ag | System and method for closed loop monitoring of monopolar electrosurgical apparatus |
| US8216223B2 (en) | 2006-01-24 | 2012-07-10 | Covidien Ag | System and method for tissue sealing |
| US8685016B2 (en) | 2006-01-24 | 2014-04-01 | Covidien Ag | System and method for tissue sealing |
| US9186200B2 (en) | 2006-01-24 | 2015-11-17 | Covidien Ag | System and method for tissue sealing |
| AU2007200299B2 (en) | 2006-01-24 | 2012-11-15 | Covidien Ag | System and method for tissue sealing |
| CA2574935A1 (en) | 2006-01-24 | 2007-07-24 | Sherwood Services Ag | A method and system for controlling an output of a radio-frequency medical generator having an impedance based control algorithm |
| US7651493B2 (en) | 2006-03-03 | 2010-01-26 | Covidien Ag | System and method for controlling electrosurgical snares |
| US7651492B2 (en) | 2006-04-24 | 2010-01-26 | Covidien Ag | Arc based adaptive control system for an electrosurgical unit |
| US7794457B2 (en) | 2006-09-28 | 2010-09-14 | Covidien Ag | Transformer for RF voltage sensing |
| US8777941B2 (en) | 2007-05-10 | 2014-07-15 | Covidien Lp | Adjustable impedance electrosurgical electrodes |
| US7834484B2 (en) | 2007-07-16 | 2010-11-16 | Tyco Healthcare Group Lp | Connection cable and method for activating a voltage-controlled generator |
| US8216220B2 (en) | 2007-09-07 | 2012-07-10 | Tyco Healthcare Group Lp | System and method for transmission of combined data stream |
| US8512332B2 (en) | 2007-09-21 | 2013-08-20 | Covidien Lp | Real-time arc control in electrosurgical generators |
| CN101411625B (zh) * | 2007-10-15 | 2012-07-25 | 深圳迈瑞生物医疗电子股份有限公司 | 超声系统双极性脉冲调制发射方法 |
| US8409186B2 (en) * | 2008-03-13 | 2013-04-02 | Covidien Lp | Crest factor enhancement in electrosurgical generators |
| US8226639B2 (en) | 2008-06-10 | 2012-07-24 | Tyco Healthcare Group Lp | System and method for output control of electrosurgical generator |
| US8377053B2 (en) | 2008-09-05 | 2013-02-19 | Covidien Lp | Electrosurgical apparatus with high speed energy recovery |
| US8287529B2 (en) * | 2008-09-05 | 2012-10-16 | Tyco Healthcare Group Lp | Electrosurgical apparatus with high speed energy recovery |
| US8262652B2 (en) | 2009-01-12 | 2012-09-11 | Tyco Healthcare Group Lp | Imaginary impedance process monitoring and intelligent shut-off |
| US9522039B2 (en) | 2009-03-11 | 2016-12-20 | Covidien Lp | Crest factor enhancement in electrosurgical generators |
| US7956620B2 (en) * | 2009-08-12 | 2011-06-07 | Tyco Healthcare Group Lp | System and method for augmented impedance sensing |
| US8685015B2 (en) * | 2009-09-24 | 2014-04-01 | Covidien Lp | System and method for multi-pole phase-shifted radio frequency application |
| US9028481B2 (en) | 2011-01-05 | 2015-05-12 | Covidien Lp | System and method for measuring current of an electrosurgical generator |
| CN102594301B (zh) * | 2012-01-16 | 2014-07-30 | 深圳市艾尔曼医疗电子仪器有限公司 | 一种高电位谐波发生电路 |
| US9270202B2 (en) | 2013-03-11 | 2016-02-23 | Covidien Lp | Constant power inverter with crest factor control |
| US9283028B2 (en) | 2013-03-15 | 2016-03-15 | Covidien Lp | Crest-factor control of phase-shifted inverter |
| US10729484B2 (en) | 2013-07-16 | 2020-08-04 | Covidien Lp | Electrosurgical generator with continuously and arbitrarily variable crest factor |
| US10610285B2 (en) | 2013-07-19 | 2020-04-07 | Covidien Lp | Electrosurgical generators |
| US9872719B2 (en) | 2013-07-24 | 2018-01-23 | Covidien Lp | Systems and methods for generating electrosurgical energy using a multistage power converter |
| US9655670B2 (en) | 2013-07-29 | 2017-05-23 | Covidien Lp | Systems and methods for measuring tissue impedance through an electrosurgical cable |
| US11006997B2 (en) | 2016-08-09 | 2021-05-18 | Covidien Lp | Ultrasonic and radiofrequency energy production and control from a single power converter |
| US12226143B2 (en) | 2020-06-22 | 2025-02-18 | Covidien Lp | Universal surgical footswitch toggling |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3720883A (en) * | 1971-07-19 | 1973-03-13 | Bell Telephone Labor Inc | Tuned oscillator circuit for providing a rotating magnetic field |
| US3786334A (en) * | 1971-08-12 | 1974-01-15 | Megapulse Inc | Magnetic pulse compression radio-frequency generator apparatus |
| US3711725A (en) * | 1971-08-23 | 1973-01-16 | Megapulse Inc | Apparatus and method for radio-frequency pulse generation in tuned radio-frequency loads |
| US3889263A (en) * | 1973-11-15 | 1975-06-10 | Megapulse Inc | Radio-frequency pulse generation system and method |
| US4118677A (en) * | 1974-12-05 | 1978-10-03 | Continental Electronics Manufacturing Company | Pulse width modulating circuit |
| DE2733145C2 (de) * | 1977-07-22 | 1982-09-30 | Horizont Gerätewerk GmbH, 3540 Korbach | Elektrische Schaltungsanordnung zur Erzeugung von Impulsen für Elektrozaungeräte |
-
1986
- 1986-11-12 US US06/929,754 patent/US4767999A/en not_active Expired - Fee Related
-
1987
- 1987-05-13 AU AU72796/87A patent/AU595880B2/en not_active Ceased
- 1987-05-13 ES ES87304235T patent/ES2065887T3/es not_active Expired - Lifetime
- 1987-05-13 EP EP87304235A patent/EP0271174B1/en not_active Expired - Lifetime
- 1987-05-13 DE DE3750541T patent/DE3750541T2/de not_active Expired - Fee Related
- 1987-05-14 IN IN417/DEL/87A patent/IN170946B/en unknown
- 1987-05-18 NO NO872078A patent/NO872078L/no unknown
- 1987-05-23 CN CN87103746A patent/CN1010914B/zh not_active Expired
- 1987-08-26 CA CA000545372A patent/CA1292045C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NO872078L (no) | 1988-05-13 |
| ES2065887T3 (es) | 1995-03-01 |
| CN1010914B (zh) | 1990-12-19 |
| CN87103746A (zh) | 1988-12-14 |
| US4767999A (en) | 1988-08-30 |
| NO872078D0 (no) | 1987-05-18 |
| AU595880B2 (en) | 1990-04-12 |
| EP0271174B1 (en) | 1994-09-14 |
| EP0271174A2 (en) | 1988-06-15 |
| IN170946B (OSRAM) | 1992-06-20 |
| AU7279687A (en) | 1988-05-19 |
| EP0271174A3 (en) | 1989-06-07 |
| CA1292045C (en) | 1991-11-12 |
| DE3750541D1 (de) | 1994-10-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |