ES2306633T1 - Escalpelo electronico para cortar tejidos organicos. - Google Patents
Escalpelo electronico para cortar tejidos organicos. Download PDFInfo
- Publication number
- ES2306633T1 ES2306633T1 ES04766030T ES04766030T ES2306633T1 ES 2306633 T1 ES2306633 T1 ES 2306633T1 ES 04766030 T ES04766030 T ES 04766030T ES 04766030 T ES04766030 T ES 04766030T ES 2306633 T1 ES2306633 T1 ES 2306633T1
- Authority
- ES
- Spain
- Prior art keywords
- circuit
- electronic
- voltage
- manipulator
- scalpel according
- 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.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/1402—Probes for open surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00601—Cutting
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Otolaryngology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Thermistors And Varistors (AREA)
Abstract
Un escalpelo electrónico del tipo formado por: - un circuito de rectificación (20) alimentado por la tensión de la corriente que suministra un voltaje (201) rectificado y directo a un circuito de radiofrecuencia (30); - un circuito de radiofrecuencia (30) formado por, al menos, un interruptor electrónico (305) alimentado por dicho voltaje directo y rectificado (201) y controlado por un circuito piloto (306) que emite una onda de corriente generalmente cuadrada (301) de una amplitud y frecuencia predeterminadas; - un circuito resonante de ancho o paso de banda alimentado por una onda del pulso de corriente procedente de dicho circuito de radiofrecuencia, dicho circuito resonante alimenta un manipulador; - un manipulador (41) que suministra dicha forma de onda corriente a un tejido celular, dicho manipulador proporciona a dicho tejido celular una energía básicamente igual a la suma de energías necesarias para abrir el enlace de las moléculas perteneciente al tejido a cortar y, al menos, un electrodo para cerrar el circuito eléctrico se caracteriza porque dicha forma de onda de la corriente suministrada por dicho manipulador (41) al tejido dispone de frecuencias en la frecuencia de resonancia y armónicos del voltaje sinusoidal distorsionado.
Claims (13)
1. Un escalpelo electrónico del tipo formado
por:
- -
- un circuito de rectificación (20) alimentado por la tensión de la corriente que suministra un voltaje (201) rectificado y directo a un circuito de radiofrecuencia (30);
- -
- un circuito de radiofrecuencia (30) formado por, al menos, un interruptor electrónico (305) alimentado por dicho voltaje directo y rectificado (201) y controlado por un circuito piloto (306) que emite una onda de corriente generalmente cuadrada (301) de una amplitud y frecuencia predeterminadas;
- -
- un circuito resonante de ancho o paso de banda alimentado por una onda del pulso de corriente procedente de dicho circuito de radiofrecuencia, dicho circuito resonante alimenta un manipulador;
- -
- un manipulador (41) que suministra dicha forma de onda corriente a un tejido celular, dicho manipulador proporciona a dicho tejido celular una energía básicamente igual a la suma de energías necesarias para abrir el enlace de las moléculas perteneciente al tejido a cortar y, al menos, un electrodo para cerrar el circuito eléctrico
se caracteriza porque dicha forma de onda
de la corriente suministrada por dicho manipulador (41) al tejido
dispone de frecuencias en la frecuencia de resonancia y armónicos
del voltaje sinusoidal distorsionado.
2. El escalpelo electrónico conforme a la
reivindicación 1) se caracteriza porque dicho circuito
resonante comprende, al menos, la capacidad parasítica de dicho
interruptor electrónico (305) y la inductancia del circuito primario
de un transformador de radiofrecuencia (40).
3. El escalpelo electrónico conforme a la
reivindicación 1) se caracteriza porque la amplitud de la
forma de la onda del manipulador (41) varía por medio de un
regulador (303) que modifica el voltaje (302) del circuito piloto
(306).
4. El escalpelo electrónico conforme a la
reivindicación 1) se caracteriza porque la amplitud de la
forma de onda del manipulador (41) es variable al modificar el
voltaje directo y rectificado (201) que alimenta dicho circuito de
radiofrecuencia (30) y que mantiene constante el voltaje (302) que
alimenta el circuito piloto (306) de, al menos, dicho interruptor
electrónico (305).
5. El escalpelo electrónico conforme a la
reivindicación 1) se caracteriza porque la amplitud de la
forma de onda del manipulador (41) es variable al modificar el
voltaje directo y rectificado (201) que alimenta dicho circuito de
radiofrecuencia (30) y mediante un regulador (303) que modifica el
voltaje (302) del circuito piloto (306).
6. El escalpelo electrónico conforme a la
reivindicación 1) se caracteriza porque el circuito de
radiofrecuencia (30) emite una onda generalmente cuadrada en la
frecuencia de 4 MHz.
7. El escalpelo electrónico conforme a la
reivindicación 6) se caracteriza porque dicho circuito
resonante transforma la onda cuadrada en una onda sinusoidal
distorsionada.
8. El escalpelo electrónico conforme a la
reivindicación 1) se caracteriza porque, al menos, uno de
los interruptores electrónicos (305) es un componente MOSFET.
9. El escalpelo electrónico conforme a la
reivindicación 1) se caracteriza porque el voltaje del
manipulador tiene armónicos de segundo, tercer y cuarto orden.
10. El escalpelo electrónico conforme a la
reivindicación 1) se caracteriza porque el transformador de
radiofrecuencia (40) tiene varias vueltas (N^{2}) del secundario
que es igual o superior al número (N^{1}) de vueltas primarias, de
manera que el coeficiente de resonancia (Q) del circuito resonante
es inferior
a 1.
a 1.
11. El escalpelo electrónico conforme a la
reivindicación 10) se caracteriza porque el coeficiente de
resonancia del circuito resonante se sitúa entre 0,6 y 0,7.
12. El escalpelo electrónico conforme a la
reivindicación 1) se caracteriza porque la frecuencia del
circuito piloto (306) de, al menos, un interruptor electrónico
(305) se mantiene constante, a través de un oscilador de cuarzo
(311).
13. El escalpelo electrónico conforme a la
reivindicación 1) se caracteriza porque la frecuencia del
circuito piloto (306) de, al menos, un interruptor electrónico
(305) se mantiene constante, a través de un sintetizador de
frecuencia.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT000110A ITVI20030110A1 (it) | 2003-06-06 | 2003-06-06 | Bisturi elettronico. |
| ITVI03A0110 | 2003-06-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES2306633T1 true ES2306633T1 (es) | 2008-11-16 |
| ES2306633T3 ES2306633T3 (es) | 2011-01-12 |
Family
ID=33495886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES04766030T Expired - Lifetime ES2306633T3 (es) | 2003-06-06 | 2004-06-03 | Escalpelo electrónico para cortar tejidos orgánicos. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US7300437B2 (es) |
| EP (1) | EP1633263B1 (es) |
| CN (1) | CN100581497C (es) |
| AT (1) | ATE476932T1 (es) |
| DE (2) | DE04766030T1 (es) |
| ES (1) | ES2306633T3 (es) |
| IT (1) | ITVI20030110A1 (es) |
| WO (1) | WO2004108000A1 (es) |
Families Citing this family (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US7044948B2 (en) | 2002-12-10 | 2006-05-16 | Sherwood Services Ag | Circuit for controlling arc energy from an electrosurgical generator |
| JP2006525096A (ja) | 2003-05-01 | 2006-11-09 | シャーウッド・サービシーズ・アクチェンゲゼルシャフト | 電気手術用発生器システムのプログラム及び制御を行う方法及びシステム |
| ITVI20030111A1 (it) * | 2003-06-06 | 2004-12-07 | Telea Electronic Eng Srl | Bisturi elettronico per coagulazione. |
| US8104956B2 (en) | 2003-10-23 | 2012-01-31 | Covidien 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 |
| US9186200B2 (en) | 2006-01-24 | 2015-11-17 | Covidien Ag | System and method for tissue sealing |
| 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 |
| US7972328B2 (en) | 2006-01-24 | 2011-07-05 | 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 |
| US8685016B2 (en) | 2006-01-24 | 2014-04-01 | Covidien Ag | System and method for tissue sealing |
| US7513896B2 (en) | 2006-01-24 | 2009-04-07 | Covidien Ag | Dual synchro-resonant electrosurgical apparatus with bi-directional magnetic coupling |
| US8216223B2 (en) | 2006-01-24 | 2012-07-10 | Covidien Ag | System and method for tissue sealing |
| 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 |
| ITVI20070159A1 (it) * | 2007-05-31 | 2008-12-01 | Maurizio Marzaro | Metodo di preparazione alla rivitalizzazione di un tessuto organico a-cellulare e dispositivo atto a realizzare tale metodo |
| 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 |
| DE102008018262B9 (de) * | 2008-04-10 | 2013-07-18 | Erbe Elektromedizin Gmbh | Chirurgisches Gerät mit Nervtesteinrichtung |
| US8226639B2 (en) | 2008-06-10 | 2012-07-24 | Tyco Healthcare Group Lp | System and method for output control of electrosurgical generator |
| US8262652B2 (en) | 2009-01-12 | 2012-09-11 | Tyco Healthcare Group Lp | Imaginary impedance process monitoring and intelligent shut-off |
| US8708211B2 (en) * | 2009-02-12 | 2014-04-29 | Covidien Lp | Powered surgical instrument with secondary circuit board |
| US20110125151A1 (en) * | 2009-11-24 | 2011-05-26 | Strauss Timo | High frequency surgical device |
| US9585709B2 (en) * | 2010-02-05 | 2017-03-07 | Covidien Lp | Square wave for vessel sealing |
| US9039694B2 (en) * | 2010-10-22 | 2015-05-26 | Just Right Surgical, Llc | RF generator system for surgical vessel sealing |
| ITPD20110318A1 (it) | 2011-10-07 | 2013-04-08 | Grigoriu Daniela Maria | Dispositivo elettromedicale ad alta frequenza |
| US8920410B2 (en) | 2012-05-04 | 2014-12-30 | Covidien Lp | Peripheral switching device for microwave energy platforms |
| CN102641152B (zh) * | 2012-05-22 | 2014-03-05 | 上海理工大学 | 基于fpga的高频电刀发生器 |
| US9364277B2 (en) | 2012-12-13 | 2016-06-14 | Cook Medical Technologies Llc | RF energy controller and method for electrosurgical medical devices |
| US9204921B2 (en) | 2012-12-13 | 2015-12-08 | Cook Medical Technologies Llc | RF energy controller and method for electrosurgical medical devices |
| 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 |
| ITUB20154761A1 (it) | 2015-10-29 | 2017-04-29 | Resono Ophthalmic S R L | Sistema di elettrodo e relativo dispositivo per il trattamento di patologie dell?occhio, in particolare dell?occhio secco |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2504280C3 (de) * | 1975-02-01 | 1980-08-28 | Hans Heinrich Prof. Dr. 8035 Gauting Meinke | Vorrichtung zum Schneiden und/oder Koagulieren menschlichen Gewebes mit Hochfrequenzstrom |
| DE3904558C2 (de) | 1989-02-15 | 1997-09-18 | Lindenmeier Heinz | Automatisch leistungsgeregelter Hochfrequenzgenerator für die Hochfrequenz-Chirurgie |
| CA2222617C (en) * | 1995-05-02 | 2002-07-16 | Heart Rhythm Technologies, Inc. | System for controlling the energy delivered to a patient for ablation |
| US6023638A (en) * | 1995-07-28 | 2000-02-08 | Scimed Life Systems, Inc. | System and method for conducting electrophysiological testing using high-voltage energy pulses to stun tissue |
| PT1087691E (pt) * | 1998-06-18 | 2002-10-31 | Telea Electronic Eng Srl | Gerador electro-cirurgico de radiofrequencia com controlo de corrente |
| DE10013795C5 (de) * | 2000-03-20 | 2009-08-06 | Aesculap Ag | Hochfrequenz-Chirurgiegerät und Verfahren zu dessen Steuerung |
| US6620157B1 (en) * | 2000-12-28 | 2003-09-16 | Senorx, Inc. | High frequency power source |
-
2003
- 2003-06-06 IT IT000110A patent/ITVI20030110A1/it unknown
-
2004
- 2004-06-03 US US10/559,281 patent/US7300437B2/en not_active Expired - Lifetime
- 2004-06-03 CN CN200480015540A patent/CN100581497C/zh not_active Expired - Fee Related
- 2004-06-03 EP EP04766030A patent/EP1633263B1/en not_active Expired - Lifetime
- 2004-06-03 ES ES04766030T patent/ES2306633T3/es not_active Expired - Lifetime
- 2004-06-03 WO PCT/EP2004/051018 patent/WO2004108000A1/en active Application Filing
- 2004-06-03 DE DE04766030T patent/DE04766030T1/de active Pending
- 2004-06-03 DE DE602004028609T patent/DE602004028609D1/de not_active Expired - Lifetime
- 2004-06-03 AT AT04766030T patent/ATE476932T1/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP1633263B1 (en) | 2010-08-11 |
| US20060167447A1 (en) | 2006-07-27 |
| ITVI20030110A1 (it) | 2004-12-07 |
| DE602004028609D1 (de) | 2010-09-23 |
| ATE476932T1 (de) | 2010-08-15 |
| EP1633263A1 (en) | 2006-03-15 |
| WO2004108000A1 (en) | 2004-12-16 |
| ES2306633T3 (es) | 2011-01-12 |
| US7300437B2 (en) | 2007-11-27 |
| CN1798530A (zh) | 2006-07-05 |
| CN100581497C (zh) | 2010-01-20 |
| DE04766030T1 (de) | 2010-03-11 |
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