DE4339049A1 - Einrichtung zur Konfiguration chirurgischer Systeme - Google Patents
Einrichtung zur Konfiguration chirurgischer SystemeInfo
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- DE4339049A1 DE4339049A1 DE19934339049 DE4339049A DE4339049A1 DE 4339049 A1 DE4339049 A1 DE 4339049A1 DE 19934339049 DE19934339049 DE 19934339049 DE 4339049 A DE4339049 A DE 4339049A DE 4339049 A1 DE4339049 A1 DE 4339049A1
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- 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
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- 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
-
- 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
- A61B18/1206—Generators therefor
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- 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
- A61B18/1206—Generators therefor
- A61B18/1233—Generators therefor with circuits for assuring patient safety
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R29/00—Coupling parts for selective co-operation with a counterpart in different ways to establish different circuits, e.g. for voltage selection, for series-parallel selection, programmable connectors
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00477—Coupling
- A61B2017/00482—Coupling with a code
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- 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
- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/00172—Connectors and adapters therefor
- A61B2018/00178—Electrical connectors
-
- 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
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/0066—Sensing and controlling the application of energy without feedback, i.e. open loop control
-
- 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
- A61B2018/00988—Means for storing information, e.g. calibration constants, or for preventing excessive use, e.g. usage, service life counter
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- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Description
Mit chirurgischen Systemen sind hier beispielsweise medizintechnische Geräte gemeint, an welche
gleichzeitig oder nacheinander gleiche und/oder verschiedene chirurgische Instrumente über elek
trische Leitungen und gegebenenfalls auch Schläuche angeschlossen sind. Ein derartiges chirurgi
sches System besteht beispielsweise aus einem Hochfrequenzchirurgie-Gerät und HF-chirurgi
schen Instrumenten, welche an dieses Hochfrequenzchirurgie-Gerät über elektrische Leitungen
gleichzeitig oder nacheinander anschließbar sind. Es gibt verschiedene Hochfrequenzchirurgie-
Geräte. Ein Hochfrequenzchirurgie-Gerät besteht beispielsweise aus mindestens einem Hochfre
quenz-Generator zur Erzeugung hochfrequenter elektrischer Spannungen bzw. Ströme zum mo
nopolaren, bipolaren oder quasibipolaren Schneiden und/oder Koagulieren biologischer Gewebe
sowie Einrichtungen zur Einstellung, Überwachung, Regelung, Begrenzung und/oder Modulation
der zum Schneiden und/oder Koagulieren erforderlichen HF-Spannungen, HF-Ströme, elektri
schen Lichtbogen zwischen aktiver Elektrode und biologischem Gewebe und/oder der Leistung.
Hochfrequenzchirurgie-Geräte können außerdem mit verschiedenen Betriebsmodi zum Schneiden
und/oder Koagulieren ausgestattet sein, wie beispielsweise Soft-Koagulation, forcierte Koagula
tion, Spray-Koagulation, kontinuierlichem Schnitt oder fraktioniertem Schnitt und automatischer
Anschnittsteuerung. Hochfrequenzchirurgie-Geräte können außerdem mit Einrichtungen zur ma
nuellen und/oder automatischen Aktivierung und/oder automatischen Deaktivierung, automati
schen Begrenzung der Aktivierungsdauer, Einrichtungen zur automatischen Überwachung ver
schiedener Sicherheitskriterien etc. ausgestattet sein. HF-chirurgische Instrumente sind beispiels
weise monofunktionale, bifunktionale oder multifunktionale Instrumente zum monopolaren, bipo
laren oder quasibipolaren Schneiden und/oder Koagulieren biologischer Gewebe.
Die Anzahl verschiedener Instrumente für die Hochfrequenzchirurgie wird seit der Entwicklung
der Minimal Invasiven Chirurgie (MIC) in fast allen chirurgischen Fachbereichen immer größer.
Hierdurch steigen auch die Anforderungen an das Personal bezüglich der richtigen Einstellung
des an diesen Instrumenten angeschlossenen Hochfrequenz-Chirurgiegeräts. Ein falsch gewählter
Betriebsmodus oder eine zu hoch eingestellte HF-Spannung, HF-Leistung oder Intensität des HF-
Stroms kann ein hierfür nicht geeignetes Instrument zerstören oder dem Patienten Schaden zufü
gen. Ein Instrumentenwechsel während einer Operation erfordert in der Regel eine Änderung der
Einstellungen des Hochfrequenz-Chirurgiegeräts, was die Aufmerksamkeit des Operationsteams
von der Operation ablenkt.
Mit chirurgischen Systemen sind hier aber auch chirurgische Instrumente gemeint, an welche
gleichzeitig oder nacheinander über elektrische Leitungen und gegebenenfalls auch über Schläuche
gleiche oder verschiedene Geräte anschließbar sind. Diesbezüglich sind chirurgische Systeme ge
meint, bei denen beispielsweise multifunktionale chirurgische Instrumente, welche außer zum
Schneiden und/oder Koagulieren beispielsweise auch zum Saugen und/oder Spülen angewendet
werden können und welche außerdem mit automatischen Aktoren ausgestattet sein können, um
beispielsweise eine Schneideelektrode automatisch in Arbeitsstellung oder Ruhestellung zu brin
gen, an verschiedene Geräte angeschlossen bzw. anschließbar sind (siehe G.Farin, Pneumatically
Controlled Bipolar Cutting Instrument, in Zeitschrift Endoscopic Surgery and Allied Technolo
gies, Vol. 1, No. 2, April 1993, Seite 97 bis 101, Verlag Thieme, Stuttgart New York). Hierfür
relevante Geräte können beispielsweise die oben aufgeführten Hochfrequenzchirurgie-Geräte oder
Geräte zum Absaugen von Gasen und/oder Flüssigkeiten aus dem Operationsfeld, Geräte zum
Spülen des Operationsfeldes, pneumatische Aktoren usw. sein.
Bei der Anwendung chirurgischer Systeme sind verschiedene Probleme bekannt. Wird beispiels
weise an ein Hochfrequenzchirurgie Gerät ein bestimmtes chirurgisches Instrument angeschlos
sen, so müssen die zu diesem Instrument relevanten Einstellungen am Hochfrequenz-Chirurgie-
Gerät vorgenommen werden. Dies betrifft bei einem Hochfrequenzchirurgie-Gerät in der Regel
die Einstellung eines oder mehrerer Betriebsmodi, wie beispielsweise monopolares, bipolares
oder quasibipolares Schneiden sowie die hierfür relevanten Schnittqualitäten und Spannungs-,
Strom- oder Leistungsbegrenzungen, monopolares, bipolares oder quasibipolares Koagulieren,
sowie die hierfür relevanten Koagulationsmodi und Spannungs-, Strom- oder Leistungsbegren
zungen. Ist ein chirurgisches Instrument außerdem auch an anderen Geräten, wie beispielsweise
einem Sauggerät, einem Spülgerät, einem pneumatischen Steuerungsgerät etc. angeschlossen, so
müssen in der Regel auch diese Geräte instrumentenspezifisch eingestellt werden. Wird ein chir
urgisches Instrument während einer Operation gegen ein anderes chirurgisches Instrument ge
tauscht, so müssen in der Regel auch die Einstellungen am Hochfrequenzchirurgie-Gerät und/oder
die Einstellungen anderer am jeweiligen Instrument angeschlossener Geräte dem jeweiligen In
strument entsprechend geändert werden. Werden die Einstellung nicht dem jeweiligen Instrument
entsprechend geändert, so kann der gewünschte chirurgische Effekt ausbleiben oder ein uner
wünschter Effekt und/oder eine Beschädigung des Patienten und/oder Instruments entstehen. Wird
beispielsweise ein multifunktionales Instrument, welches gleichzeitig an mehreren verschiedenen
Geräten angeschlossen ist, während einer Operation gegen ein anderes multifunktionales Instru
ment getauscht, so müssen in der Regel mehrere dieser Geräte dem jeweils angeschlossenen multi
funktionalen Instrument entsprechend neu eingestellt bzw. konfiguriert werden.
Es ist Aufgabe der Erfindung, chirurgische Systeme so zu gestalten, daß Fehleinstellungen bzw.
ungeeignete Geräte- bzw. Systemkonfigurationen, welche zu unerwünschten Effekten und/oder
Verletzungen des Patienten und/oder Beschädigungen des jeweiligen chirurgischen Instruments
führen können und /oder zeitaufwendige Geräte- bzw. Systemeinstellungen vermieden werden.
Diese Aufgabe wird durch den Gegenstand der Patentansprüche 1 oder 2 gelöst. Ausgestaltungen
der Erfindung sind Gegenstand der Unteransprüche.
Die erfindungsgemäße Lösung dieser Aufgabe besteht darin, daß die chirurgischen Instrumente je
mit einer elektrischen oder elektronischen Kodiereinrichtung ausgestattet sind, und daß für das
oder die Geräte, an welches oder an welche eines oder mehrere dieser chirurgischen Instrumente
nacheinander oder gleichzeitig anschließbar sind, mindestens eine elektrische oder elektronische
Dekodiereinrichtung vorgesehen ist, die mit der Kodiereinrichtung bzw. den Kodiereinrichtungen
der jeweils an dem Gerät bzw. an den Geräten angeschlossenen chirurgischen Instrumente ver
bunden werden können und welche die Kodierung der jeweils mit ihnen verbundenen Kodierein
richtung dieser chirurgischen Instrumente automatisch in elektrische Signale umsetzt bzw. umset
zen, die Steuerungs- und/oder Überwachungseinrichtungen des Geräts bzw. der Geräte des chir
urgischen Systems zugeführt werden, um das Gerät bzw. die Geräte des chirurgischen Systems
automatisch auf eine der jeweiligen Kodierung entsprechenden vorbestimmten Betriebsmodus
bzw. eine der jeweiligen Kodierung entsprechende Geräte- bzw. Systemkonfiguration einzustellen.
Mit Geräte- bzw. Systemkonfiguration sind hier alle Einstellungen am Gerät bzw. an den Geräten
des Systems gemeint, die zum bestimmungsgemäßen und/oder sicheren Betrieb des jeweiligen
chirurgischen Systems erforderlich sind.
Die Kodiereinrichtung, mit welcher die chirurgischen Instrumente erfindungsgemäß ausgestattet
werden, besteht beispielsweise aus einem elektronischen Bauelement, welches eine bestimmte
elektrische Impedanz darstellt. Hierzu eignen sich elektrische Widerstände, Kondensatoren
und/oder Induktivitäten. Die entsprechenden Impedanzen sind entsprechend reell, kapazitiv, in
duktiv oder komplex. Die Kodierung dieser Kodiereinrichtung erfolgt durch definierte Abstufung
der Art und/oder Größe der Impedanz.
Besteht die Kodiereinrichtung beispielsweise aus einem reellen elektrischen Widerstand, so kann
die Kodierung in einer definierten Abstufung der Größe des reellen Widerstandes, beispielsweise
in 10-Ohm-Schritten, erfolgen, wobei das Widerstandsintervall, in welchem diese Abstufung er
folgt, bei Null oder einem beliebigen höheren Wert des Widerstandes beginnen.
Besteht die Kodiereinrichtung beispielsweise aus einem elektrischen Kondensator, so kann die
Kodierung in einer definierten Abstufung der Größe der Kapazität des Kondensators, beispiels
weise in 10-nF-Schritten, erfolgen.
Besteht die Kodiereinrichtung beispielsweise aus einer Induktivität, so kann die Kodierung in einer
definierten Abstufung der Höhe dieser Induktivität, beispielsweise in 10-nF-Schritten, erfolgen.
Besteht die Kodiereinrichtung beispielsweise aus einem Kondensator und einer Induktivität, wel
che in Reihe oder parallel geschaltet sind, so kann die Kodierung in einer definierten Abstufung
der Resonanzfrequenz der Reihen- oder Parallelschaltung, beispielsweise in 1-kHz-Schritten er
folgen.
So kann den verschiedenen chirurgischen Instrumente jeweils eine definierte Kodierung zugeord
net werden.
Die Dekodiereinrichtung, welche mit der Kodiereinrichtung beispielsweise über die Verbindungs
kabel zwischen chirurgischem Instrument und Gerät elektrisch verbunden werden kann, setzt die
jeweilige Kodierung, das ist die jeweilige Impedanz bzw. Resonanzfrequenz, in definierte elektri
sche Signale um. Diese elektrischen Signale können entweder direkt oder über einen Mikropro
zessor Steuerungs- und/oder Überwachungseinrichtungen des chirurgischen Systems zugeführt
werden, um das chirurgische System automatisch auf einen der jeweiligen Kodierung entspre
chenden Betriebsmodus zu konfigurieren.
Die Dekodiereinrichtung kann Bestandteil eines der mit dem chirurgischen Instrument verbunde
nen Geräte oder eine separate Einrichtung sein, welche mit den Geräten verbunden ist, an welche
das jeweilige chirurgische Instrument anschließbar ist.
Die der jeweiligen Kodierung zugeordnete Geräte- oder Systemkonfiguration kann als Software-
Programm der Dekodiereinrichtung oder den betreffenden Geräten zugeordnet sein.
Die Dekodiereinrichtung kann beispielsweise so gestaltet sein, daß sie die Anschlüsse der Geräte,
an welchen die jeweiligen chirurgischen Instrumente anschließbar sind und an welche auch die
Kodiereinrichtung der jeweiligen chirurgischen Instrumente angeschlossen werden, ständig nach
der Kodierung abfragt, wobei das chirurgische System nicht aktivierbar ist, solange die Dekodie
reinrichtung keine bestimmungsgemäße definierte Kodierung erkennt und das chirurgische System
solange entsprechend der vorbestimmten Geräte- oder Systemkonfiguration konfiguriert, wie die
entsprechende Kodierung erkannt wird.
Die Dekodiereinrichtung kann beispielsweise auch so gestaltet sein, daß sie nach jeder Aktivie
rung eines an dem chirurgischen System angeschlossenen chirurgischen Instruments erst die Ko
dierung des entsprechenden chirurgischen Instruments abfragt, danach das System entsprechend
der erkannten Kodierung automatisch konfiguriert und erst dann die Aktivierung freigibt. Können
an ein chirurgisches System mehrere chirurgische Instrumente gleichzeitig angeschlossen werden,
so kann es zweckmäßig sein, wenn die automatische Abfrage der Kodierung eines Instruments
und die automatische Konfigurierung des chirurgischen Systems durch ein diesem chirurgischen
Instrument eindeutig zugeordnetes Aktivierungssignal ausgelöst wird.
Eine Ausgestaltung der erfindungsgemäßen Einrichtung besteht darin, daß das jeweils von der
Dekodiereinrichtung erkannte chirurgische Instrument durch eine Instrumenten-Nummer, einen
Instrumenten-Namen und/oder graphisch auf einem geeigneten elektronischen Display angezeigt
bzw. dargestellt wird.
Eine weitere Ausgestaltung der erfindungsgemäßen Einrichtung besteht darin, daß die einer be
stimmten Kodierung zugeordnete Geräte- oder Systemkonfiguration programmierbar ist. Diese
Programmierung kann beispielsweise erfolgen, indem das betreffende Gerät oder System indivi
duell dem jeweiligen Zweck entsprechend manuell eingestellt wird und diese Einstellung einer be
stimmten Kodierung zugeordnet und in einem elektronischen Speicher abgespeichert werden kann,
aus welchem sie durch die entsprechende Kodierung automatisch abgerufen werden kann.
Die Erfindung wird im folgenden anhand von Ausführungsbeispielen detaillierter beschrieben.
Bei einem ersten Ausführungsbeispiel wird die erfindungsgemäße Einrichtung zur Konfiguration
chirurgischer Systeme anhand eines chirurgischen Systems, bestehend aus einem
Hochfrequenzchirurgie-Gerät und verschiedenen an diesem Hochfrequenzchirurgie-Gerät
anschließbaren und betreibbaren HF-chirurgischen Instrumenten beschrieben. Das
Hochfrequenzchirurgie-Gerät besteht aus einem Hochfrequenz-Generator zur Erzeugung
hochfrequenter elektrischer Spannungen bzw. Ströme zum monopolaren, bipolaren oder
quasibipolaren Schneiden und/oder Koagulieren biologischer Gewebe sowie Einrichtungen zur
Einstellung, Überwachung, Regelung, Begrenzung und/oder Modulation der zum Schneiden
und/oder Koagulieren erforderlichen HF-Spannungen, HF-Ströme, elektrischen Lichtbogen
zwischen aktiver Elektrode und biologischem Gewebe und/oder der Leistung. Außerdem ist es mit
verschiedenen Betriebsmodi zum Koagulieren und/oder Schneiden, wie beispielsweise Soft-
Koagulation, forcierte Koagulation, Spray-Koagulation, kontinuierlichem Schnitt oder
fraktioniertem Schnitt und automatischer Anschnittsteuerung, sowie mit Einrichtungen zur ma
nuellen und/oder automatischen Aktivierung und/oder automatischen Deaktivierung, automati
schen Begrenzung der Aktivierungsdauer, Einrichtungen zur automatischen Überwachung ver
schiedener Sicherheitskriterien etc. ausgestattet. Die HF-chirurgischen Instrumente sind beispiels
weise monofunktionale, bifunktionale oder multifunktionale Instrumente zum monopolaren, bipo
laren oder quasibipolaren Schneiden und/oder Koagulieren biologischer Gewebe. Jedes dieser HF-
chirurgischen Instrumente ist mit einer Kodiereinrichtung, bestehend aus einer definierbaren
Impedanz, beispielweise einem reellen Widerstand, einem Kondensator, einer Induktivität oder
einem Resonanzkreis bestehend aus einem Kondensator und einer Induktivität, ausgestattet. Eine
Dekodiereinrichtung, welche entweder im Hochfrequenzchirurgie-Gerät integriert ist oder als
separate Einrichtung besteht, ist mit den Kodiereinrichtungen der verschiedenen Instrumente
elektrisch verbindbar. Zweckmäßigerweise erfolgt diese elektrische Verbindung durch das
Anschlußkabel, welches in bekannter Weise zum Anschluß eines chirurgischen Instruments an ein
Hochfrequenzchirurgie-Gerät angewendet wird, wobei dieses Kabel zusätzlich mit einer oder zwei
elektrischen Leitungen ausgestattet ist. Die Dekodiereinrichtung setzt die jeweilige Impedanz des
betreffenden chirurgischen Instruments in ein definiertes elektrisches Signal um, welches einem
Mikroprozessor zugeführt wird. Der Mikroprozessor identifiziert dieses elektrische Signal und
konfiguriert automatisch das Hochfrequenzchirurgiegerät entsprechend einem in einem
elektronischen Speicher abgelegten Programm, welches für das entsprechende chirurgische
Instrument erstellt wurde. Wird ein anderes HF-chirurgisches Instrument an dem
Hochfrequenzchirurgie-Gerät angeschlossen, so wird das Hochfrequenzchirurgie-Gerät auf diese
Weise automatisch für dieses chirurgische Instrument konfiguriert.
Das Hochfrequenzchirurgie-Gerät kann mit einem oder mehreren Anschlüssen für chirurgische
Instrumente ausgestattet sein. Ist es mit mehreren Anschlüssen für HF-chirurgische Instrumente
ausgestattet, so kann die Dekodiereinrichtung so gestaltet sein, daß
sie im nicht aktivierten Zustand des Hochfrequenzchirurgie-Geräts nach
einander und wiederholt alle Anschlüsse automatisch abfragt, ob und
wenn ja welche Impedanz am jeweiligen Anschluß vorhanden ist.
Die beschriebenen und weitere Ausführungsbeispiele gemäß der Erfindung
sind aus den Fig. 1-6 der anliegenden Zeichnung ersichtlich bzw.
dadurch näher erläutert.
Fig. 5: Chirurgisches System mit mehreren Anschlußbuchsen 21, 22, 23 für chirurgische
Instrumente 1, 2, N, die mit Kodiereinrichtungen C1, C2, CN ausgestattet sind und über die
Relaiskontakte 11, 12, 13 der Relais R11, R12, R13 an eine Dekodiereinrichtung D
geschaltet werden können. Die Dekodiereinrichtung D liefert elektrische Signale an einen
Mikroprozessor CPU. Dies erfolgt beispielsweise in folgender Weise. Wenn eines der
chirurgischen Instrumente 1, 2, 3, beispielsweise Instrument 1, ein Aktivierungssignal A1 der
möglichen Aktivierungssignale A1, A2, AN liefert oder wenn ein anderes Aktivierungssignal B,
beispielsweise eines Fußschalters (nicht dargestellt) oder einer automatischen
Aktivierungseinrichtung (nicht dargestellt), an die CPU liefert, wird der zu dem entsprechenden
chirurgischen Instrument zugeordnete Relaiskontakt, beispielsweise der Relaiskontakt 11 durch
das Relais R11 geschlossen und hierdurch die Kodiereinrichtung C1 des betreffenden
chirurgischen Instruments 1 mit der Dekodiereinrichtung D verbunden. Die
Dekodiereinrichtung fragt die Kodierung dieses Instruments an und liefert ein entsprechendes
elektrisches Signal an die CPU. Die CPU konfiguriert daraufhin alle relevanten Geräte (ESU, RU,
SU, . . . Y) entsprechend der vorher festgelegten und im Speicher S abgelegten, für dieses
Instrument definierten Sollkonfiguration. So wird beispielsweise die aktive Elektrode AE von
Instrument 1 über Relaiskontakt r1 des Relais R1 an das Hochfrequenzchirurgie-Gerät
ESU geschaltet und alle Steuerungs- und Kontrolleinrichtungen des ESU entsprechend
automatisch eingestellt bzw. konfiguriert. So wird beispielsweise das Ventil 30 der Spüleinrichtung
RU und/oder das Ventil 33 der Saugeinrichtung SU automatisch geöffnet oder geschlossen.
Zusätzlich können noch andere Geräte Y automatisch gesteuert werden, welche Signale an das
jeweilige Instrument liefern oder Signale von diesen empfangen, beispielsweise Meßsignale von
Sensoren des entsprechenden Instruments.
Claims (8)
1. Einrichtung zur Steuerung und/oder Überwachung eines Hochfrequenzchirurgie-Gerätes mit minde
stens einem Hochfrequenz-Generator, welches zum monopolaren, bipolaren und/oder quasibipolaren
Schneiden und /oder Koagulieren geeignet ist und an welches verschiedene HF-chirurgische Instrumente
anschließbar und betreibbar sind, dadurch gekennzeichnet, daß die HF-chirurgischen Instrumente mit
einer elektrischen oder elektronischen Kodiereinrichtung ausgestattet sind, und daß für das Hochfre
quenzchirurgie-Gerät, an das eines oder mehrere HF-chirurgische Instrumente nacheinander oder
gleichzeitig anschließbar sind, mindestens eine elektrische oder elektronische Dekodiereinrichtung
vorgesehen ist, die mit der Kodiereinrichtung der jeweils am Hochfrequenzchirurgie-Gerät angeschlos
senen HF-chirurgischen Instrumente verbunden werden kann und welche die Kodierung der jeweils mit
ihnen verbundenen Kodiereinrichtung der HF-chirurgischen Instrumente automatisch in elektrische
Signale umsetzt, die Steuerungs- und/oder Überwachungseinrichtungen des Hochfrequenzchirurgie-
Gerätes zugeführt werden, um das Hochfrequenzchirurgie-Gerät automatisch auf einen der jeweiligen
Kodierung entsprechenden Betriebsmodus zu konfigurieren.
2. Einrichtung zur Steuerung und/oder Überwachung von chirurgischen Systemen, bestehend aus min
destens einem chirurgischen Instrument und mindestens einem Gerät, an welches die chirurgischen
Instrumente anschließbar und betreibbar sind, dadurch gekennzeichnet, daß die chirurgischen
Instrumente mit einer elektrischen oder elektronischen Kodiereinrichtung ausgestattet sind, und daß für das
Gerät, an das eines oder mehrere dieser chirurgischen Instrumente nacheinander oder gleichzeitig
anschließbar sind, mindestens eine elektrische oder elektronische Dekodiereinrichtung vorgesehen ist, die
mit der Kodiereinrichtung der jeweils an das Gerät angeschlossenen chirurgischen Instrumente
verbunden werden kann und welche die Kodierung der jeweils mit ihr verbundenen Kodiereinrich
tung der chirurgischen Instrumente automatisch in elektrische Signale umsetzt, die Steuerungs- und/oder
Überwachungseinrichtungen der Geräte zugeführt werden, um das chirurgische System automatisch auf
einen der jeweiligen Kodierung entsprechenden Betriebsmodus zu konfigurieren.
3. Einrichtung für die Hochfrequenzchirurgie nach Anspruch 1, dadurch gekennzeichnet, daß
die Kodiereinrichtung der Instrumente eine elektrische Impedanz ist.
4. Einrichtung nach Anspruch 3, dadurch gekennzeichnet, daß die Impedanz eine elektrische
Induktivität ist.
5. Einrichtung nach Anspruch 3, dadurch gekennzeichnet, daß die Impedanz ein reeller
elektrischer Widerstand ist.
6. Einrichtung nach Anspruch 1, dadurch gekennzeichnet, daß die Kodiereinrichtung ein
elektrischer Resonanzkreis ist.
7. Einrichtung nach Anspruch 1, dadurch gekennzeichnet, daß die Kodiereinrichtung ein
kodierbares Stecker-System ist.
8. Einrichtung nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die
einem bestimmten Code zugeordnete Konfiguration frei programmierbar ist und das jeweils einem
Code zugeordnete Programm in einem Speicher gespeichert werden kann.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19934339049 DE4339049C2 (de) | 1993-11-16 | 1993-11-16 | Einrichtung zur Konfiguration chirurgischer Systeme |
DE9321224U DE9321224U1 (de) | 1993-11-16 | 1993-11-16 | Einrichtung zur Konfiguration chirurgischer Systeme |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19934339049 DE4339049C2 (de) | 1993-11-16 | 1993-11-16 | Einrichtung zur Konfiguration chirurgischer Systeme |
Publications (2)
Publication Number | Publication Date |
---|---|
DE4339049A1 true DE4339049A1 (de) | 1995-05-18 |
DE4339049C2 DE4339049C2 (de) | 2001-06-28 |
Family
ID=6502684
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19934339049 Revoked DE4339049C2 (de) | 1993-11-16 | 1993-11-16 | Einrichtung zur Konfiguration chirurgischer Systeme |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE4339049C2 (de) |
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