GB2299216B - Improvements in relation to polyphase electrical generators applicable to medical diathermy - Google Patents

Improvements in relation to polyphase electrical generators applicable to medical diathermy

Info

Publication number
GB2299216B
GB2299216B GB9605617A GB9605617A GB2299216B GB 2299216 B GB2299216 B GB 2299216B GB 9605617 A GB9605617 A GB 9605617A GB 9605617 A GB9605617 A GB 9605617A GB 2299216 B GB2299216 B GB 2299216B
Authority
GB
Grant status
Grant
Patent type
Prior art keywords
improvements
relation
polyphase
electrical
diathermy
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 - Lifetime
Application number
GB9605617A
Other versions
GB9605617D0 (en )
GB2299216A (en )
Inventor
John Hugh Davey Walton
Original Assignee
John Hugh Davey Walton
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Grant date

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/483Converters with outputs that each can have more than two voltages levels
    • H02M7/49Combination of the output voltage waveforms of a plurality of converters
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F30/00Fixed transformers not covered by group H01F19/00
    • H01F30/06Fixed transformers not covered by group H01F19/00 characterised by the structure
    • H01F30/12Two-phase, three-phase or polyphase transformers
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F30/00Fixed transformers not covered by group H01F19/00
    • H01F30/06Fixed transformers not covered by group H01F19/00 characterised by the structure
    • H01F30/16Toroidal transformers
GB9605617A 1995-03-21 1996-03-18 Improvements in relation to polyphase electrical generators applicable to medical diathermy Expired - Lifetime GB2299216B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9505637A GB9505637D0 (en) 1995-03-21 1995-03-21 Improvements in relation to polyphase electrical generators applicable to medical diathermy

Publications (3)

Publication Number Publication Date
GB9605617D0 GB9605617D0 (en) 1996-05-22
GB2299216A true GB2299216A (en) 1996-09-25
GB2299216B true GB2299216B (en) 1999-10-06

Family

ID=10771536

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9505637A Pending GB9505637D0 (en) 1995-03-21 1995-03-21 Improvements in relation to polyphase electrical generators applicable to medical diathermy
GB9605617A Expired - Lifetime GB2299216B (en) 1995-03-21 1996-03-18 Improvements in relation to polyphase electrical generators applicable to medical diathermy

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9505637A Pending GB9505637D0 (en) 1995-03-21 1995-03-21 Improvements in relation to polyphase electrical generators applicable to medical diathermy

Country Status (1)

Country Link
GB (2) GB9505637D0 (en)

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7678069B1 (en) 1995-11-22 2010-03-16 Arthrocare Corporation System for electrosurgical tissue treatment in the presence of electrically conductive fluid
US7691101B2 (en) 2006-01-06 2010-04-06 Arthrocare Corporation Electrosurgical method and system for treating foot ulcer
US7862560B2 (en) 2007-03-23 2011-01-04 Arthrocare Corporation Ablation apparatus having reduced nerve stimulation and related methods
US7988689B2 (en) 1995-11-22 2011-08-02 Arthrocare Corporation Electrosurgical apparatus and methods for treatment and removal of tissue
US8114071B2 (en) 2006-05-30 2012-02-14 Arthrocare Corporation Hard tissue ablation system
USD658760S1 (en) 2010-10-15 2012-05-01 Arthrocare Corporation Wound care electrosurgical wand
US8192424B2 (en) 2007-01-05 2012-06-05 Arthrocare Corporation Electrosurgical system with suction control apparatus, system and method
US8257350B2 (en) 2009-06-17 2012-09-04 Arthrocare Corporation Method and system of an electrosurgical controller with wave-shaping
US8372067B2 (en) 2009-12-09 2013-02-12 Arthrocare Corporation Electrosurgery irrigation primer systems and methods
US8568405B2 (en) 2010-10-15 2013-10-29 Arthrocare Corporation Electrosurgical wand and related method and system
US8574187B2 (en) 2009-03-09 2013-11-05 Arthrocare Corporation System and method of an electrosurgical controller with output RF energy control
US8685018B2 (en) 2010-10-15 2014-04-01 Arthrocare Corporation Electrosurgical wand and related method and system
US8747399B2 (en) 2010-04-06 2014-06-10 Arthrocare Corporation Method and system of reduction of low frequency muscle stimulation during electrosurgical procedures
US8876746B2 (en) 2006-01-06 2014-11-04 Arthrocare Corporation Electrosurgical system and method for treating chronic wound tissue
US9131597B2 (en) 2011-02-02 2015-09-08 Arthrocare Corporation Electrosurgical system and method for treating hard body tissue
US9358063B2 (en) 2008-02-14 2016-06-07 Arthrocare Corporation Ablation performance indicator for electrosurgical devices

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1030481C2 (en) 2005-11-22 2007-05-23 Atlas Copco Airpower Nv A device for connection to an impedance having a mainly inductive character.
US8298226B2 (en) 2008-05-23 2012-10-30 Gyrus Medical Limited Electrosurgical generator and system
US8398627B2 (en) 2008-05-23 2013-03-19 Gyrus Medical Limited Electrosurgical generator and system
GB0809461D0 (en) 2008-05-23 2008-07-02 Gyrus Medical Ltd An electrosurgical generator and system
CN101888191B (en) 2009-05-14 2012-09-19 薄中学 Power supply energy static switching device
US9693818B2 (en) 2013-03-07 2017-07-04 Arthrocare Corporation Methods and systems related to electrosurgical wands
US9713489B2 (en) 2013-03-07 2017-07-25 Arthrocare Corporation Electrosurgical methods and systems
US9801678B2 (en) 2013-03-13 2017-10-31 Arthrocare Corporation Method and system of controlling conductive fluid flow during an electrosurgical procedure

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB432656A (en) * 1934-03-26 1935-07-31 English Electric Co Ltd Improvements in electric transformers

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB432656A (en) * 1934-03-26 1935-07-31 English Electric Co Ltd Improvements in electric transformers

Cited By (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7678069B1 (en) 1995-11-22 2010-03-16 Arthrocare Corporation System for electrosurgical tissue treatment in the presence of electrically conductive fluid
US7988689B2 (en) 1995-11-22 2011-08-02 Arthrocare Corporation Electrosurgical apparatus and methods for treatment and removal of tissue
US8636685B2 (en) 2006-01-06 2014-01-28 Arthrocare Corporation Electrosurgical method and system for treating foot ulcer
US9168087B2 (en) 2006-01-06 2015-10-27 Arthrocare Corporation Electrosurgical system and method for sterilizing chronic wound tissue
US8876746B2 (en) 2006-01-06 2014-11-04 Arthrocare Corporation Electrosurgical system and method for treating chronic wound tissue
US8663152B2 (en) 2006-01-06 2014-03-04 Arthrocare Corporation Electrosurgical method and system for treating foot ulcer
US8663153B2 (en) 2006-01-06 2014-03-04 Arthrocare Corporation Electrosurgical method and system for treating foot ulcer
US7691101B2 (en) 2006-01-06 2010-04-06 Arthrocare Corporation Electrosurgical method and system for treating foot ulcer
US8663154B2 (en) 2006-01-06 2014-03-04 Arthrocare Corporation Electrosurgical method and system for treating foot ulcer
US8444638B2 (en) 2006-05-30 2013-05-21 Arthrocare Corporation Hard tissue ablation system
US8114071B2 (en) 2006-05-30 2012-02-14 Arthrocare Corporation Hard tissue ablation system
US9254164B2 (en) 2007-01-05 2016-02-09 Arthrocare Corporation Electrosurgical system with suction control apparatus, system and method
US8870866B2 (en) 2007-01-05 2014-10-28 Arthrocare Corporation Electrosurgical system with suction control apparatus, system and method
US8192424B2 (en) 2007-01-05 2012-06-05 Arthrocare Corporation Electrosurgical system with suction control apparatus, system and method
US7862560B2 (en) 2007-03-23 2011-01-04 Arthrocare Corporation Ablation apparatus having reduced nerve stimulation and related methods
US9358063B2 (en) 2008-02-14 2016-06-07 Arthrocare Corporation Ablation performance indicator for electrosurgical devices
US8574187B2 (en) 2009-03-09 2013-11-05 Arthrocare Corporation System and method of an electrosurgical controller with output RF energy control
US9138282B2 (en) 2009-06-17 2015-09-22 Arthrocare Corporation Method and system of an electrosurgical controller with wave-shaping
US8257350B2 (en) 2009-06-17 2012-09-04 Arthrocare Corporation Method and system of an electrosurgical controller with wave-shaping
US8372067B2 (en) 2009-12-09 2013-02-12 Arthrocare Corporation Electrosurgery irrigation primer systems and methods
US9095358B2 (en) 2009-12-09 2015-08-04 Arthrocare Corporation Electrosurgery irrigation primer systems and methods
US8747399B2 (en) 2010-04-06 2014-06-10 Arthrocare Corporation Method and system of reduction of low frequency muscle stimulation during electrosurgical procedures
US8685018B2 (en) 2010-10-15 2014-04-01 Arthrocare Corporation Electrosurgical wand and related method and system
USD658760S1 (en) 2010-10-15 2012-05-01 Arthrocare Corporation Wound care electrosurgical wand
US8568405B2 (en) 2010-10-15 2013-10-29 Arthrocare Corporation Electrosurgical wand and related method and system
US9131597B2 (en) 2011-02-02 2015-09-08 Arthrocare Corporation Electrosurgical system and method for treating hard body tissue

Also Published As

Publication number Publication date Type
GB9505637D0 (en) 1995-05-10 grant
GB9605617D0 (en) 1996-05-22 grant
GB2299216A (en) 1996-09-25 application

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080318

S28 Restoration of ceased patents (sect. 28/pat. act 1977)

Free format text: APPLICATION FILED

S28 Restoration of ceased patents (sect. 28/pat. act 1977)

Free format text: APPLICATION WITHDRAWN

Effective date: 20120518