Die Erfindung betrifft ein hochfrequenzchirurgisches Multifunktions-Handinstrument zum bipolaren Koagulieren und Schneiden sowie zum Spülen des Operationsgebietes und zum Absaugen von Flüssigkeit und Gewebeteilchen bei endoskopischen Operationen, welches an einen Hochfrequenzgenerator sowie Spül- und Saugmittel anschließbar ist.The invention relates to a high-frequency surgicalMultifunctional hand instrument for bipolar coagulation andCutting as well as flushing the surgical area andAspiration of fluid and tissue particles at endoskopioperations, which is connected to a high-frequency generatoras well as detergent and suction can be connected.
Heutzutage werden immer mehr medizinische Operationen laparoskopisch im Körperinnern minimal invasiv so durchgeführt, daß zunächst Trokare, das sind Rohre mit einem Durchmesser von z. B. 5 bis 10 mm, von außen in das Körperinnere eingeführt werden, um Zugangskanäle zu schaffen, durch die ein Endoskop, ein hochfrequenzchirurgisches Handinstrument, eine Spül- oder Absaugsonde etc. eingeführt werden können, um damit an das Operationsgebiet zu gelangen. Dabei werden vorzugsweise ein Optiktrokar und mehrere Arbeitstrokare benutzt. Bei gynokologischen Eingriffen ist das Optiktrokar oft noch mit einem Arbeitskanal ausgerüstet. Ein Problem beim endoskopischen Arbeiten ist der häufige, zeitaufwendige Wechsel der Arbeitsinstrumente für die verschiedenen chirurgischen Tätigkeiten.Nowadays medical operations are becoming more and more commonlaparoscopic minimally invasive inside the bodyleads to trocars, which are tubes with a throughknife from z. B. 5 to 10 mm, from the outside into the bodybe introduced to create access channels through whichan endoscope, a high-frequency surgical hand instrument,a flushing or suction probe etc. can be inserted,to get to the operating area. In doing sopreferably an optical trocar and several working trocarsused. With gynocological interventions, the optic trocar isoften equipped with a working channel. A problemendoscopic work is the most common, time consumingChange of working tools for the different surgeonsactivities.
Das Ziel der Erfindung besteht darin, ein hochfrequenzchirurgisches Handinstrument der eingangs genannten Gattung zu schaffen, welches universell für Koagulieren, Schneiden, Spülen und Saugen verwendbar ist und sich in besonderem Maße für die Verwendung im Zusammenhang mit einem Trokar eignet.The aim of the invention is a high frequencysurgical hand instrument of the type mentionedto create which is universal for coagulation, cutting,Rinsing and vacuuming can be used and is particularly usefulsuitable for use in connection with a trocar.
Zur Lösung dieser Aufgabe sieht die Erfindung vor, daß in einem gemeinsamen, durch ein Trokar an das Operationsgebiet bringbaren Schutzrohr mit Handgriff nebeneinander und vorzugsweise parallel zueinander untergebracht sind:To achieve this object, the invention provides that ina common, through a trocar to the operation areabringable protective tube with handle next to each other and in frontare preferably housed parallel to each other:
die Hochfrequenz-Koagulationssonde und die Hochfrequenz-Schneidsonde wahlweise aus dem Schutzrohr nach vorne in eine Arbeitsstellung herausschiebbar. Das Spülrohr und das Saugrohr sind zweckmäßigerweise fest im Schutzrohr angebracht.the high-frequency coagulation probe and the high-frequencyCutting probe optionally from the protective tube forward into oneWorking position can be pushed out. The flushing pipe and the suctionPipe are conveniently fixed in the protective tube.
Auf diese Weise können ohne Auswechslung des einmal in ein Trokar eingeführten Instrumentes sowohl Hochfrequenzkoagulationen als auch Hochfrequenzschneidvorgänge durchgeführt werden, und es ist außerdem ein Spülen des Operationsgebietes sowie ein Absaugen von dort befindlichen Flüssigkeiten und Gewebeteilchen möglich. Der Operateur muß hierzu lediglich die verschiedenen Sonden durch geeignete Bedienung des Handinstruments aktivieren und die elektrischen und hydraulischen Ströme in der erforderlichen Weise ein- bzw. ausschalten. Auf diese Weise können mit dem erfindungsgemäßen Handinstrument praktisch sämtliche elektrochirurgischen Operationen ohne Auswechslung des Instruments durchgeführt werden.This way, without changing the once in aTrocar introduced instrument both high-frequency coagulation as well as high-frequency cutting operationsden, and it is also a flushing of the surgical areaas well as suction of liquids located there andTissue particles possible. The operator only needs to do thisthe various probes by operating the hand appropriatelyactivate instruments and the electrical and hydrauliccurrents on or off in the required mannerIn this way, with the hand according to the inventioninstrument practically all electrosurgical operationsbe carried out without changing the instrument.
Vorteilhafte Weiterbildungen der Erfindung sind durch die Unteransprüche gekennzeichnet.Advantageous further developments of the invention are provided bySubclaims marked.
Die Erfindung wird im folgenden beispielsweise anhand der Zeichnung beschrieben, deren einzige Figur eine perspektivische Ansicht eines erfindungsgemäßen hochfrequenzchirurgischen Handinstruments zeigt.The invention is described below, for example, with the aid ofDescribed drawing, the only figure a perspectivecal view of a high-frequency surgery according to the inventionshows hand instruments.
Nach der Zeichnung schließt sich an einen Handgriff12 nach vorn ein Schutzrohr11 an, in welchem nebeneinander und parallel zueinander eine Hochfrequenz-Koagulationssonde13 mit zwei aufeinanderzu- und voneinander wegbewegbaren, gegeneinander isolierten Koagulationselektroden14,15, eine Hochfrequenz-Schneidsonde16 mit einer Schneidnadel17 und einer dagegen isolierten, als Gegenelektrode wirkenden Umhüllung18, ein Spülrohr19 und ein Saugrohr20 angeordnet sind.According to the drawing, a protective tube11 is connected to a handle12 to the front, in which a high-frequency coagulation probe13 with two coagulation electrodes14 ,15 , a high-frequency cutting probe16 with one that can be moved towards and away from one another and parallel to one another, can be moved next to and parallel to one another Cutting needle17 and an insulated against it, acting as a counter electrode to cover18 , a rinsing tube19 and a suction tube20 are arranged.
Das Spülrohr19 und das Saugrohr20 sind beim Ausführungsbeispiel fest im Schutzrohr11 angeordnet und erstrecken sich im wesentlichen bis zur Mündung desselben.The rinsing tube19 and the suction tube20 are fixedly arranged in the embodiment in the protective tube11 and extend substantially to the mouth of the same.
Die Hochfrequenz-Koagulationssonde13 und die Hochfrequenz-Schneidsonde16 sind dagegen mittels im Handgriff12 angeordneter Betätigungsschieber21 bzw.22 aus dem vorderen Ende des Schutzrohres11 herausschiebbar, um so in ihre Arbeitsstellung zu gelangen. In der Zeichnung ist die Hochfrequenz-Koagulationssonde13 in der mittels des ihr zugeordneten Schiebers22 in die Arbeitsstellung vorgeschobener Position dargestellt. Die Schneidelektrode16 ist dagegen ebenso wie der ihr zugeordnete Schieber21 in der hinteren bzw. eingezogenen Stellung veranschaulicht.The high-frequency coagulation probe13 and the high-frequency cutting probe16 , on the other hand, can be pushed out by means of actuating slides21 and22 arranged in the handle12 from the front end of the protective tube11 , in order to get into their working position. In the drawing, the high-frequency coagulation probe13 is shown in the position advanced by means of the slide22 assigned to it into the working position. The cutting electrode16 , however, is illustrated, as is the slide21 assigned to it, in the rear or retracted position.
Aus dem hinteren Ende des Handgriffs12 treten eine Saugleitung30 und eine Spülleitung31 aus, die mit einer Saugpumpe29 bzw. einer Spülmittelzuführpumpe28 verbunden sind.From the rear end of the handle12 , a suction line30 and a rinsing line31 emerge which are connected to a suction pump29 and a rinsing agent feed pump28 , respectively.
Die Einschaltung des Spül- bzw. Saugvorganges kann z. B. durch Druckknöpfe23,24 am Handgriff12 vorgenommen werden, welche entweder auf elektrischem Wege oder durch unmittelbares Einwirken auf mechanische Ventile, wie Trompetenventile, den Flüssigkeitszu- bzw. -abfluß steuern. Es ist erfindungsgemäß möglich, die Ventile zum Betätigen der Saug- und Spülfunktion in einem separaten Steuergerät27 unterzubringen, das zwischen den Versorgungsgeräten25,28,29 und dem Handgriff12 angeordnet ist.The activation of the rinsing or suction process can, for. B. be made by push buttons23 ,24 on the handle12 , which either by electrical means or by direct action on mechanical valves, such as trumpet valves, control the liquid inflow or outflow. It is possible according to the invention to accommodate the valves for actuating the suction and rinsing functions in a separate control unit27 which is arranged between the supply units25 ,28 ,29 and the handle12 .
Die erforderlichen Hochfrequenzströme werden über Kabel34,34′ von einem Hochfrequenzgenerator25 geliefert, dessen verschiedene Betriebsarten "Koagulation" bzw. "Schneiden" durch einen vom Operateur betätigten Doppelpedalschalter26 ausgelöst werden können. Die Einzelschalter26′,26′′ können aber auch im Handgriff12 vorgesehen sein.The required high-frequency currents are supplied via cables34 ,34 'from a high-frequency generator25 , the various operating modes "coagulation" or "cutting" can be triggered by a double pedal switch26 operated by the operator. The individual switches26 ',26 ''can also be provided in the handle12 .
Das Steuergerät27 kann entweder die Pumpen28,29 enthalten oder als Adapter für in der Klinik bereits vorhandene Pumpen dienen.The control unit27 can either contain the pumps28 ,29 or serve as an adapter for pumps already present in the clinic.
Der Hochfrequenzgenerator25 kann über das Steuergerät27, aber auch unmittelbar an die Sonden13 bzw.16 angeschlossen sein. Die Kabel34,34′ bestehen aus mehreren Adern, die getrennt an die Sonden13 bzw.16 angeschlossen sind und je nachdem, welcher der beiden Einzelschalter26′,26′′ des Doppelschalters26 betätigt wird, mit dem geeigneten Hochfrequenzstrom beaufschlagt werden.The high-frequency generator25 can be connected via the control unit27 , but also directly to the probes13 or16 . The cables34 ,34 'consist of several wires, which are separately connected to the probes13 and16 and depending on which of the two individual switches26 ',26 '' of the double switch26 is actuated, with the appropriate high frequency current .
Eine bevorzugte Ausbildung besteht darin, daß die Versorgungseinheit bestehend aus dem Hochfrequenzgenerator25, der Steuereinheit27, der Spülpumpe28 und der Saugpumpe29 die notwendige Energie, Spülflüssigkeit sowie Vakuum liefert, zur Voreinstellung der gewünschten Parameter mittels Schaltelementen32,33,34,35 dient und Steuereinrichtungen zum An- und Abschalten der einzelnen Funktionen enthält.A preferred embodiment is that the supply unit consisting of the high-frequency generator25 , the control unit27 , the flushing pump28 and the suction pump29 supplies the necessary energy, flushing liquid and vacuum for presetting the desired parameters by means of switching elements32 ,33 ,34 ,35 serves and contains control devices for switching the individual functions on and off.
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4242143ADE4242143C2 (en) | 1992-12-14 | 1992-12-14 | High frequency surgical hand instrument |
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| DE4242143ADE4242143C2 (en) | 1992-12-14 | 1992-12-14 | High frequency surgical hand instrument |
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| DE4242143A1true DE4242143A1 (en) | 1994-06-16 |
| DE4242143C2 DE4242143C2 (en) | 2001-04-12 |
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|---|---|---|---|
| DE4242143AExpired - Fee RelatedDE4242143C2 (en) | 1992-12-14 | 1992-12-14 | High frequency surgical hand instrument |
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| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
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