WO2014054398A1 - Système de source d'énergie sans fil pour utilisation médicale - Google Patents

Système de source d'énergie sans fil pour utilisation médicale Download PDF

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Publication number
WO2014054398A1
WO2014054398A1 PCT/JP2013/074625 JP2013074625W WO2014054398A1 WO 2014054398 A1 WO2014054398 A1 WO 2014054398A1 JP 2013074625 W JP2013074625 W JP 2013074625W WO 2014054398 A1 WO2014054398 A1 WO 2014054398A1
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WO
WIPO (PCT)
Prior art keywords
medical
power
power supply
trocar
medical device
Prior art date
Application number
PCT/JP2013/074625
Other languages
English (en)
Japanese (ja)
Inventor
勇太 杉山
Original Assignee
オリンパス株式会社
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Filing date
Publication date
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Publication of WO2014054398A1 publication Critical patent/WO2014054398A1/fr

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/005—Mechanical details of housing or structure aiming to accommodate the power transfer means, e.g. mechanical integration of coils, antennas or transducers into emitting or receiving devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00002—Operational features of endoscopes
    • A61B1/00011—Operational features of endoscopes characterised by signal transmission
    • A61B1/00016—Operational features of endoscopes characterised by signal transmission using wireless means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00002—Operational features of endoscopes
    • A61B1/00025—Operational features of endoscopes characterised by power management
    • A61B1/00027—Operational features of endoscopes characterised by power management characterised by power supply
    • A61B1/00029—Operational features of endoscopes characterised by power management characterised by power supply externally powered, e.g. wireless
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00147—Holding or positioning arrangements
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/313—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for introducing through surgical openings, e.g. laparoscopes
    • A61B1/3132—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for introducing through surgical openings, e.g. laparoscopes for laparoscopy
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
    • H02J2310/10—The network having a local or delimited stationary reach
    • H02J2310/20—The network being internal to a load
    • H02J2310/23—The load being a medical device, a medical implant, or a life supporting device

Definitions

  • the present invention relates to a medical wireless power supply system, and more particularly to a medical wireless power supply system that wirelessly supplies power to a medical device.
  • pneumo-abdominal method that secures an operative field by injecting pneumo-abdominal gas such as carbon dioxide into the abdominal cavity through a trocar installed in the subject.
  • pneumo-abdominal gas such as carbon dioxide
  • the present invention has been made in view of the above-described circumstances, and an object of the present invention is to provide a medical wireless power feeding system capable of simplifying preparation for a surgical operation.
  • a medical wireless power feeding system includes a first medical device configured to be installed along a body surface of a subject, and at least a part thereof inserted into the body cavity of the subject.
  • the second medical device configured as described above, the power transmission coil unit provided in the first medical device and configured to resonate at a predetermined resonance frequency, and the first medical device, A function unit provided separately from the power transmission coil unit; a power reception coil unit provided in the second medical device; and configured to resonate at a resonance frequency that matches the predetermined resonance frequency; Installed outside the body of the specimen and configured to supply AC power having a frequency matching the predetermined resonance frequency to the power transmission coil unit as power required for driving the second medical device.
  • a power source device and an external device that is installed outside the body of the subject and has a configuration for realizing a predetermined function in cooperation with the functional unit, a power transmission coil unit, and a power transmission device for connecting the power source device And a composite cable in which at least a part of the cable and a connection member for connecting the functional unit and the external device are integrally provided.
  • the figure which shows the external appearance of the trocar which concerns on a 1st Example The figure which shows the structure of the principal part of the trocar which concerns on a 1st Example.
  • tip part of the bipolar electric knife of FIG. The figure which shows the structure of the principal part of the medical wireless power supply system which concerns on a 1st Example.
  • the figure which shows the structure of the principal part of the medical wireless power supply system which concerns on a 3rd Example The figure which shows the structure of the principal part of the medical wireless power supply system which concerns on a 4th Example.
  • (First embodiment) 1A to 4 relate to a first embodiment of the present invention.
  • FIG. 1A is a diagram showing an appearance of a trocar according to the first embodiment.
  • FIG. 1B is a diagram illustrating a configuration of a main part of the trocar according to the first embodiment.
  • the trocar 1 is formed to have a substantially convex shape that can be installed along the body surface of the subject. Further, the trocar 1 can attach and detach the insertion hole 2 formed as a hole having a dimension capable of inserting a treatment instrument and the like and a composite connector 26 (described later) provided at an end of the composite cable 24 (described later). And a connector connecting portion 3 formed in the above.
  • a power transmission coil 4 wound along the outer peripheral portion of the insertion hole 2, an electric terminal 3 ⁇ / b> A provided in the connector connection portion 3, and a power transmission coil 4.
  • a power transmission capacitor 5 connected in series and a pipe line portion 6 having at least a diameter through which a fluid can flow are provided.
  • the periphery of the power transmission coil 4 and the power transmission capacitor 5 inside the trocar 1 is covered with an insulating member such as resin.
  • an insulating member such as resin.
  • the power transmission coil 4 is a winding axis that is parallel to (or coincides with) the insertion axis of the insertion hole 2 (hereinafter also referred to as the insertion axis) inside the trocar 1 and at the outer periphery of the insertion hole 2. And is wound so as to substantially cover the vicinity of the opening (upper opening) on the inlet side of the insertion hole 2.
  • One end of the power transmission coil 4 is connected to the power transmission capacitor 5, and the other end of the power transmission coil 4 is connected to the electrical terminal 3 ⁇ / b> A.
  • the power transmission coil 4 has a predetermined series resonance frequency (for example, 13.56 MHz) that matches the series resonance frequency of the power receiving coil unit built in the bipolar electric knife 11 (described later).
  • the inductance and the capacitance of the power transmission capacitor 5 are set.
  • a power transmission coil unit as a series resonance circuit including a power transmission coil 4 and a power transmission capacitor 5 is provided inside the trocar 1.
  • the pipe line portion 6 has a diameter through which gas can flow, and an opening 6A as a gas inlet provided in the vicinity of the electrical terminal 3A in the connector connection portion 3; And an opening 6B as a gas outlet provided in the vicinity of the opening (lower opening) on the outlet side of the insertion hole 2 and having a shape that connects the two.
  • conduit section 6 of the trocar 1 is configured as a functional section provided separately from the above-described power transmission coil unit.
  • FIG. 2 is a diagram showing a configuration of a main part of the bipolar electric knife according to the first embodiment.
  • FIG. 3 is an enlarged view of the tip of the bipolar electric knife of FIG.
  • the bipolar electric scalpel 11 includes a treatment electrode 12 that can apply a high-frequency current for performing treatment such as incision or coagulation to a living tissue at the distal end, and is inserted into the insertion hole 2 of the trocar 1.
  • An elongated insertion portion 13 that can be inserted is provided in the middle portion, and an operation portion 14 that can manually perform an operation related to the opening / closing operation of the treatment electrode 12 is provided at the rear end portion.
  • the bipolar electric knife 11 is configured such that the watertightness inside the insertion portion 13 is maintained by a cylindrical outer cylinder portion 15 formed of an insulating member such as a resin. .
  • the outer cylinder part 15 is wound around the cylindrical inner cylinder part 16 formed of an insulating member such as resin and the outer peripheral part of the inner cylinder part 16.
  • a circuit 18 and a power receiving capacitor 19 connected in series to the power receiving coil 17 and the conversion circuit 18 are provided.
  • the power receiving coil 17 includes a winding shaft that is parallel to (or coincides with) the long axis of the insertion portion 13 in the outer cylindrical portion 15 and in the outer peripheral portion of the inner cylindrical portion 16, and from the vicinity of the treatment electrode 12. It is wound so as to substantially cover a portion up to the vicinity of the operation portion 14 (a portion from the front end side to the rear end side of the insertion portion 13).
  • One end of the power receiving coil 17 is connected to the power receiving capacitor 19, and the other end of the power receiving coil 17 is connected to the conversion circuit 18.
  • the inductance of the power receiving coil 17 and the power receiving so as to have a predetermined series resonance frequency (for example, 13.56 MHz) that matches the series resonance frequency of the power transmission coil unit built in the trocar 1.
  • the capacitance of the capacitor 19 for use is set.
  • a power receiving coil unit as a series resonance circuit including a power receiving coil 17 and a power receiving capacitor 19 is provided inside the bipolar electric knife 11.
  • the medical wireless power feeding system 201 of the present embodiment includes a trocar 1, a bipolar electric knife 11, a power supply device 21, a foot switch 22, an insufflation device 23, and a composite cable 24. And is configured.
  • FIG. 4 is a diagram illustrating a configuration of a main part of the medical wireless power feeding system according to the first embodiment.
  • the power supply device 21 is installed outside the body of the subject and is configured to connect a power transmission cable 25A branched from the end of the composite cable 24. Further, the power supply device 21 is configured to be able to supply AC power having a frequency matching the resonance frequency of the power transmission coil unit of the trocar 1 as power required for driving the bipolar electric knife 11. Furthermore, the power supply device 21 includes a control unit 21A including a control device such as a CPU, and a display unit 21B including a display device such as an LCD.
  • the foot switch 22 is configured to be connected to the power supply device 21 via the signal cable 27.
  • the foot switch 22 is configured to turn off the power supply from the power supply device 21 to the trocar 1 and the power supply start switch 22A that can output an instruction signal for turning on the power supply from the power device 21 to the trocar 1 And a power supply stop switch 22B capable of outputting the instruction signal.
  • the insufflation apparatus 23 is installed outside the body of the subject, and is configured to connect an insufflation tube 25B branched from the end of the composite cable 24. Further, the insufflation apparatus 23 is configured to supply an insufflation gas such as carbon dioxide gas.
  • One end of the composite cable 24 is branched into two parts: a power transmission cable 25A connected to the power supply device 21 and an insufflation tube 25B connected to the insufflation device 23. Further, in the middle part of the composite cable 24, a middle part of the power transmission cable 25A and a middle part of the pneumoperitoneum tube 25B are incorporated. Furthermore, the electrical terminal 3A and the power transmission cable 25A can be electrically connected to the other end of the composite cable 24 when the connector connection part 3 is attached, and the opening 6A and the insufflation tube A composite connector 26 configured to be able to connect to 25B is provided.
  • the composite cable 24 described above at least a part of the power transmission cable 25A and the pneumoperitoneum tube 25B are integrally provided. Moreover, according to the structure of the composite cable 24 described above, by attaching the composite connector 26 to the connector connecting portion 3 of the trocar 1, the connection between the electrical terminal 3 ⁇ / b> A and the power transmission cable 25 ⁇ / b> A, the opening 6 ⁇ / b> A, and the insufflation tube 25B can be connected at the same time (simultaneously).
  • the function relating to the pneumoperitoneum of the subject can be realized by the cooperation of the duct portion 6 of the trocar 1 and the pneumoperitoneum device 23.
  • the surgeon or the like drills the trocar 1 in the body wall 1001 of the subject, connects the power supply device 21 and the foot switch 22 with the signal cable 27, and the power supply device 21 and the pneumoperitoneum device. 23 and the connector connecting portion 3 of the trocar 1 are connected by the composite cable 24.
  • the surgeon or the like turns on a switch (not shown) provided in the pneumoperitoneum device 23 to start supply of pneumoperitone gas from the pneumoperitoneum device 23 to the trocar 1.
  • the insufflation gas supplied from the insufflation apparatus 23 is injected into the body cavity 1002 of the subject through the composite cable 24, the composite connector 26, and the conduit 6.
  • a switch (not shown) provided in the insufflation apparatus 23 is checked. By turning off, supply of the gas for insufflation from the insufflation apparatus 23 to the trocar 1 is stopped.
  • the surgeon or the like inserts the bipolar electric scalpel 11 into the body cavity 1002 inflated by injecting the gas for insufflation through the trocar 1 installed on the body wall 1001.
  • the operator confirms that the treatment electrode 12 has reached the vicinity of the treatment target site in the body cavity 1002 by observing or visually observing an endoscopic image, the operator operates the power supply start switch 22A. Thus, power supply from the power supply device 21 to the trocar 1 is turned on.
  • the power supply device 21 supplies AC power having a frequency that matches, for example, the resonance frequency of the power transmission coil unit of the trocar 1 based on an instruction signal output in response to an operation of the power supply start switch 22A by the operator or the like. With such supply of AC power, a magnetic field resonance phenomenon occurs between the power transmission coil unit of the trocar 1 and the power reception coil unit of the bipolar electric knife 11, and power transmission from the power transmission coil 4 to the power reception coil 17 occurs. The AC power received by the power receiving coil 17 is used as the driving power for the treatment electrode 12.
  • the trocar 1 is supplied from the power transmission cable 25 ⁇ / b> A that transmits AC power supplied from the power supply device 21 to the trocar 1 and the pneumoperitoneum device 23.
  • An insufflation tube 25 ⁇ / b> B through which insufflation gas is circulated is integrally provided as a composite cable 24, and a composite connector 26 provided at an end of the composite cable 24 is attached to the connector connecting portion 3.
  • the electrical connection between the electrical terminal 3A and the power transmission cable 25A and the connection between the opening 6A and the insufflation tube 25B are performed at the same time (simultaneously).
  • preparation for the surgical operation can be simplified.
  • the structure of the composite cable 24 can be changed suitably according to the function implement
  • the function related to the suction of an object such as a living tissue in a body cavity is realized by the cooperation of the conduit portion 6 of the trocar 1 and the suction device (installed outside the subject)
  • the power transmission cable 25 ⁇ / b> A and the suction tube for connecting the pipe line section 6 and the suction device are provided together (substantially integrally) in the composite cable 24, and the composite connector 26 is attached to the connector connection section 3.
  • the electrical connection of the electrical terminal 3A and the power transmission cable 25A and the connection of the opening 6A and the suction tube may be performed at the same time (simultaneously).
  • the conduit portion 6 of the trocar 1 when a function related to air feeding into a body cavity for the purpose of securing a visual field is realized by cooperation between the conduit portion 6 of the trocar 1 and an air feeding device (installed outside the body of the subject).
  • the power transmission cable 25A and the air supply tube for connecting the conduit 6 and the air supply device are provided together (substantially integrally) in the composite cable 24, and the composite connector 26 is connected to the connector connection portion 3.
  • What is necessary is just to comprise so that electrical connection of 3 A of electric terminals and the power transmission cable 25A, and connection of the opening part 6A and the said air supply tube may be performed at once (simultaneously).
  • the function related to the water supply into the body cavity for the purpose of securing the visual field is realized by the cooperation of the conduit portion 6 of the trocar 1 and the water supply device (installed outside the body of the subject)
  • the power transmission cable 25 ⁇ / b> A and the water supply tube for connecting the conduit 6 and the water supply device are provided together (substantially integrally) in the composite cable 24, and the composite connector 26 is attached to the connector connection portion 3.
  • the electrical connection between the electrical terminal 3A and the power transmission cable 25A and the connection between the opening 6A and the water supply tube may be performed at the same time (simultaneously).
  • a receiving unit including an antenna or the like capable of receiving an image signal transmitted as a radio signal from an endoscope may be provided in the trocar 1 as a functional unit.
  • the power transmission cable 25A And the image signal cable for connecting the receiving unit and the image input device are provided together (substantially integrally) in the composite cable 24, and when the composite connector 26 is attached to the connector connection unit 3, What is necessary is just to comprise so that the electrical connection of 3 A of electric terminals and the power transmission cable 25A, and the electrical connection of the said receiving part and the said image signal cable may be performed at once (simultaneously).
  • (Second embodiment) 5 to 7 relate to a second embodiment of the present invention.
  • the trocar 31 of the present embodiment has a configuration substantially similar to that of the trocar 1 of the first embodiment provided with the LED 32.
  • FIG. 5 is a diagram illustrating the configuration of the trocar according to the second embodiment.
  • the LED 32 is connected to a series resonance circuit including the power transmission coil 4 and the power transmission capacitor 5 and has a light emitting surface in the vicinity of the opening (upper opening) on the inlet side of the insertion hole 2 on the outer surface of the trocar 31. Is located. Further, the LED 32 is configured to operate in accordance with electric power supplied via the composite cable 24 connected to the trocar 31.
  • the bipolar electric knife 41 of this embodiment has substantially the same configuration as that of the bipolar electric knife 11 of the first embodiment provided with the LED 42.
  • FIG. 6 is a diagram showing the configuration of the bipolar electric knife according to the second embodiment.
  • the LED 42 is connected to a series resonance circuit including the power receiving coil 17 and the power receiving capacitor 19, and is provided so that the light emitting surface is positioned in the vicinity of the operation unit 14 on the outer surface of the bipolar electric knife 41. . Further, the LED 42 is configured to operate in accordance with the power supplied wirelessly by the trocar 31.
  • control unit 21A of the power supply device 21 of the present embodiment has a frequency that matches the resonance frequency of the power transmission coil unit of the trocar 31 and operates the LED 32 and the LED 42 during the period in which the power supply device 21 is operating. It is configured to perform control for constantly supplying electric power having a signal level that can be generated (without operation of the power supply start switch 22A and the power supply stop switch 22B).
  • the medical wireless power feeding system 202 of the present embodiment includes a trocar 31, a bipolar electric knife 41, a power supply device 21, a foot switch 22, a pneumoperitoneum device 23, and a composite cable 24. And is configured.
  • FIG. 7 is a diagram illustrating a configuration of a main part of the medical wireless power feeding system according to the second embodiment.
  • the LED 32 is configured to emit light.
  • the LED 32 is configured to be extinguished. Therefore, according to the present embodiment, it is possible to notify whether or not it is possible to supply power from the power supply device to the trocar in a manner that allows an operator or the like to easily recognize.
  • the LED 42 when the power received by the power receiving coil unit of the bipolar electric knife 41 is equal to or higher than the power required for the operation of the LED 42, the LED 42 emits light. It is configured as follows. Further, according to the medical wireless power feeding system 202 of the present embodiment, for example, when the power received by the power receiving coil unit of the bipolar electric knife 41 is less than the power required for the operation of the LED 42, the LED 42 is extinguished. It is configured. Therefore, according to the present embodiment, it is possible to report whether or not it is possible to supply power from the trocar to the bipolar electric knife in a manner that makes it easy for an operator or the like to recognize.
  • the LED 32 is in a state where power can be supplied from the power supply device 21 to the trocar 31 and power can be supplied from the trocar 31 to the bipolar electric knife 41.
  • the control unit 21A may be configured to perform control such that the LEDs 42 emit light at different blinking periods.
  • control unit 21 ⁇ / b> A may perform control such that different sounds set in advance are output from a speaker provided in the power supply device 21.
  • control unit 21 ⁇ / b> A may be configured to control the light emitting device of one color set in advance according to the combination of whether or not the power supply to the electric knife 41 can be performed.
  • control unit 21A may be configured to control the display unit 21B to display different character strings or symbols that are preset in advance.
  • control unit 21 ⁇ / b> A may be configured to perform control that is displayed on the monitor.
  • FIG. 8 relates to a third embodiment of the present invention.
  • the medical wireless power feeding system 203 of this embodiment includes a trocar 51A, 51B and 51C, a bipolar electric knife 41, a power supply device 21, a foot switch 62, an insufflation device 23, and a trocar.
  • a plurality of composite cables 24 for individually connecting 51A to 51C to the power supply device 21 and the pneumoperitoneum device 23 are configured.
  • FIG. 8 is a diagram illustrating a configuration of a main part of the medical wireless power feeding system according to the third embodiment.
  • the trocars 51A, 51B and 51C each have the same configuration as the trocar 31 of the second embodiment.
  • the foot switch 62 includes a power supply start switch 22A, a power supply stop switch 22B, and a power supply destination changeover switch 62A.
  • the power supply destination changeover switch 62A can output an instruction signal for switching the power supply destination required for driving the bipolar electric knife 41 to any one of the trocars 51A to 51C according to the operation by the operator. It is configured to be able to.
  • control unit 21A of the power supply device 21 of the present embodiment for example, every time an instruction signal from the power supply destination switch 62A is input via the signal cable 27, the trocar 51A ⁇ the trocar 51B ⁇ the trocar 51C ⁇ the trocar 51A.
  • Control for sequentially switching the trocars set as the supply destination of power required for driving the bipolar electric knife 41 is performed.
  • control unit 21A of the present embodiment causes the LED 32 of one trocar set as a power supply destination for driving the bipolar electric knife 41 among the trocars 51A to 51C to flash and emit light. Control is performed so that the LEDs 32 of the two trocars not set as power supply destinations emit light without blinking.
  • control unit 21A of the present embodiment blinks the LED 42 in a state where power can be supplied from one trocar set as a supply destination of power required for driving the bipolar electric knife 41 to the bipolar electric knife 41. Control is performed so that light is emitted.
  • control is performed to cause the LED 32 of the trocar 51C and the LED 42 of the bipolar electric knife 41 to emit light while blinking, and the LED 32 of the trocar 51A and the LED 32 of the trocar 51B are respectively controlled. Control is performed to emit light without flashing.
  • one trocar to be set as a power supply destination required for driving the bipolar electric knife is selected from a plurality of trocars used simultaneously by a simple operation ( Can be switched).
  • the present embodiment it is easy for an operator or the like to recognize which one trocar is set as a power supply destination required for driving the bipolar electric knife among a plurality of trocars used simultaneously. Notification can be made in a manner.
  • a present Example is applicable not only when using the three trocars of trocar 51A, 51B, and 51C simultaneously, but when using two or more trocars which have the structure similar to the trocar 31 simultaneously, It can apply substantially the same. .
  • FIG. 9 relates to a fourth embodiment of the present invention.
  • the medical wireless power feeding system 204 of the present embodiment includes a trocar 61, a bipolar electric knife 71, a power supply device 81, a foot switch 22, a pneumoperitoneum device 23, and a trocar 61. 81 and the composite cable 24 for connecting to the pneumoperitoneum device 23.
  • FIG. 9 is a diagram illustrating a configuration of a main part of the medical wireless power feeding system according to the fourth embodiment.
  • the trocar 61 is configured by providing a communication unit 61A capable of receiving a radio signal output from a communication unit 71B, which will be described later, inside the trocar 31.
  • the communication unit 61 ⁇ / b> A is configured to be connectable to the power supply device 21 via the communication cable 28.
  • the bipolar electric knife 71 generates a radio signal including identification information stored in the storage unit 71A and storage unit 71A in which identification information such as an individual identification number is stored and when power is received in the power receiving coil unit. Then, the communication unit 71B configured to transmit to the communication unit 61A is provided inside the bipolar electric knife 41.
  • the power supply device 81 stores table data in which identification information such as an individual identification number and setting information including one or more output parameters (setting parameters) such as an output time and an output level are individually associated for each bipolar electric knife.
  • the storage unit 81A is provided inside the power supply device 21.
  • the surgeon or the like drills a trocar 61 in the body wall 1001 of the subject, connects the power supply device 81 and the foot switch 22 by the signal cable 27, and the power supply device 81 and the pneumoperitoneum device. 23 and the connector connecting portion 3 of the trocar 61 are connected by the composite cable 24, and the power supply device 81 and the trocar 61 (the communication portion 61A thereof) are connected by the communication cable 28.
  • control unit 21A of the power supply device 81 detects that the composite cable 24 and the communication cable 28 are connected, the control unit 21A controls the communication unit 61A and the communication unit 71B (regardless of the operation of the power supply start switch 22A and the power supply stop switch 22B). Supply of electric power having a signal level that can be operated is started.
  • control unit 21A acquires the identification information included in the wireless signal received by the communication unit 61A via the communication cable 28 connected to the trocar 61.
  • control unit 21A specifies the bipolar electric knife 71 corresponding to the identification information acquired via the communication cable 28 by referring to the table data stored in the storage unit 81A, and further, the specified bipolar It is determined whether or not there is an unset parameter among the output parameters included in the setting information of the electric knife 71.
  • control unit 21A When the control unit 21A detects that each output parameter included in the setting information of the bipolar electric knife 71 has been set, the control unit 21A starts supplying AC power according to the setting information.
  • control unit 21A when the control unit 21A obtains a determination result that any output parameter included in the setting information of the bipolar electric knife 71 is not set, the control unit 21A sets each output parameter included in the setting information.
  • a predetermined GUI (Graphical User Interface) to be urged is generated and displayed on the display unit 21B.
  • control unit 21A continues to display the above-described predetermined GUI until the setting of each output parameter included in the setting information of the bipolar electric knife 71 is completed, and the electric power required for driving the bipolar electric knife 71 Control to stop the supply.
  • the control unit 21A stops displaying the predetermined GUI and supplies AC power according to the setting information. Control to start.
  • the configuration information including the output parameters such as the output time and the output level suitable for the bipolar electric knife 71 is not limited to the one having the configuration as described above.
  • the control unit 21A may be configured to perform control for supplying AC power according to the setting information.
  • the bipolar electric scalpel is set to the operator's desired setting (or the It can be operated with a setting suitable for a bipolar electric knife.
  • (Fifth embodiment) 10 and 11 relate to a fifth embodiment of the present invention.
  • the trocar 91 of this embodiment is configured by providing an information presentation unit 91 ⁇ / b> A around the insertion hole 2 of the trocar 31.
  • FIG. 10 is a diagram illustrating the configuration of the trocar according to the fifth embodiment.
  • the bipolar electric knife 101 of the present embodiment is configured by providing an information presentation unit 101 ⁇ / b> A in the vicinity of the LED 42 of the bipolar electric knife 41.
  • FIG. 11 is a diagram showing a configuration of a bipolar electric knife according to the fifth embodiment.
  • the information presentation units 91A and 101A are configured to have information that can visually identify whether or not the trocar 91 and the bipolar electric knife 101 can be used together, for example.
  • the information presentation units 91A and 101A are colored in the same color.
  • the resonance frequency of the power transmission coil unit of the trocar 91 and the resonance frequency of the power reception coil unit of the bipolar electric knife 101 are different, they are colored in different colors.
  • the trocar 91 and the bipolar electric knife 101 which comprise the above-mentioned structure, when a plurality of trocars and a plurality of bipolar electric knifes are used simultaneously, the combination of the trocar and bipolar electric knife which can be used together Can be easily recognized by the surgeon or the like.
  • the information presentation units 91A and 101A of the present embodiment are not limited to those having the above-described configuration, and can identify whether the trocar 91 and the bipolar electric knife 101 can be used together, for example. A symbol or a character string may be described.
  • the information presentation units 91A and 101A of the present embodiment are not limited to those having the above-described configuration.
  • the size of the inner diameter of the insertion hole 2 of the trocar 91 and the insertion unit 13 of the bipolar electric knife 101 are used. May be color-coded according to the compatibility with the size of the outer diameter, or between the magnitude of power that can be supplied from the trocar 91 and the magnitude of power required to drive the bipolar electric knife 101. It may be color-coded according to the suitability.
  • an information presentation unit 101A is provided in an endoscope capable of wirelessly transmitting an image signal obtained by imaging a subject, and is transmitted wirelessly from the endoscope.
  • the information presenting unit 91A may be provided in a trocar having a receiving circuit capable of receiving an image signal.
  • the information presentation units 91A and 101A are colored in the same color, while being used in the endoscope and the trocar.
  • the information presentation units 91A and 101A may be colored with different colors.
  • the power transmission coil (or power transmission coil unit) of each embodiment described above is provided in the trocar as long as it can be placed in the vicinity of the subject to be treated by a medical device such as a bipolar electric knife. Alternatively, it may be provided on the side surface of the subject, or may be provided in a bed where the subject can lie down.
  • each of the embodiments described above can be applied in substantially the same manner when, for example, an endoscope, a monopolar electric knife, an ultrasonic treatment instrument, or the like is used instead of the bipolar electric knife.
  • the power received by the power receiving coil unit is stored in the power storage device. Later, power corresponding to the usage status of the medical device may be supplied from the power storage device.
  • the power received by the power receiving coil unit of the bipolar electric knife may be directly supplied to the treatment electrode without going through the conversion circuit.
  • an impedance matching circuit may be provided in any of the power supply device, the trocar, or the bipolar electric knife conversion circuit. According to such a configuration, impedance matching is performed according to, for example, a change in position and posture between the power transmission coil and the power reception coil, or a load state change in the medical device including the power reception coil unit. By controlling the circuit, it is possible to optimize the transmission efficiency when power is fed using the magnetic field resonance phenomenon.
  • the trocar for example, by appropriately modifying the structure of the trocar as described above, it is possible to install the trocar along the body surface of the subject and to perform other power supply that can be wirelessly fed.
  • the configuration of each embodiment can be applied to medical devices (other than the trocar).

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Surgery (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Optics & Photonics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Power Engineering (AREA)
  • Surgical Instruments (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
  • Endoscopes (AREA)

Abstract

La présente invention concerne un système de source d'énergie sans fil ayant un câble composite qui est formé en un seul tenant avec au moins l'une des pièces suivantes : un premier appareil médical positionné le long d'une surface corporelle du corps d'un sujet ; un second appareil médical qui est inséré dans une cavité corporelle du corps du sujet ; une unité bobine de transmission d'énergie qui est fournie au premier appareil médical et résonne à une fréquence de résonance prédéterminée ; une partie fonctionnelle qui se trouve dans le premier appareil médical, et qui est fournie sous la forme d'un corps distinct de l'unité de bobine de transmission d'énergie ; une unité bobine de réception d'énergie qui est fournie au second appareil médical et résonne à la fréquence de résonance prédéterminée ; un dispositif source d'énergie qui fournit une énergie à courant alternatif à l'unité de bobine de transmission d'énergie, ladite énergie à courant alternatif ayant une fréquence correspondant à la fréquence de résonance prédéterminée ; un dispositif externe équipé de manière à obtenir une fonction prédéterminée par coordination avec la partie fonctionnelle ; un câble de transmission d'énergie pour coupler l'unité de bobine de transmission d'énergie et le dispositif de source d'énergie ; et un élément de couplage pour coupler la partie fonctionnelle et le dispositif externe.
PCT/JP2013/074625 2012-10-01 2013-09-12 Système de source d'énergie sans fil pour utilisation médicale WO2014054398A1 (fr)

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JP2012219470A JP2014068987A (ja) 2012-10-01 2012-10-01 医療用無線給電システム

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CN107205755A (zh) * 2015-02-27 2017-09-26 奥林巴斯株式会社 医疗用馈电系统
CN109561943A (zh) * 2016-07-11 2019-04-02 柯惠Lp公司 使用套管针来考虑在临床程序期间所使用的应答器标记物体的方法和设备

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JP6109448B2 (ja) 2015-04-21 2017-04-05 オリンパス株式会社 エネルギー処置具
KR102457200B1 (ko) * 2015-10-19 2022-10-21 한국과학기술원 무인 비행체용 무선충전 장치
US20220322921A1 (en) * 2019-06-11 2022-10-13 Sony Group Corporation Medical system, communication method, imaging device, information processing device, and endoscope system
DE102020104574A1 (de) * 2020-02-21 2021-08-26 Olympus Winter & Ibe Gmbh Medizinisches System, Medien- und/oder Energiequelle, und Trokar

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JPH11128242A (ja) * 1997-06-30 1999-05-18 Ethicon Endo Surgery Inc 誘導結合型電気式外科手術用器具
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CN106470622A (zh) * 2014-06-23 2017-03-01 奥林巴斯株式会社 手术系统、医疗设备以及手术系统的控制方法
CN107205755A (zh) * 2015-02-27 2017-09-26 奥林巴斯株式会社 医疗用馈电系统
CN109561943A (zh) * 2016-07-11 2019-04-02 柯惠Lp公司 使用套管针来考虑在临床程序期间所使用的应答器标记物体的方法和设备
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CN109561943B (zh) * 2016-07-11 2022-07-15 柯惠Lp公司 使用套管针来考虑在临床程序期间所使用的应答器标记物体的方法和设备
US11872094B2 (en) 2016-07-11 2024-01-16 Covidien Lp Method and apparatus to account for transponder tagged objects used during clinical procedures, employing a trocar

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