Endoscope system having first transmission and reception electrodes, second transmission and reception electrodes and electrically powered treatment device powered to perform treatment
First Claim
1. An endoscope system comprising:
- an endoscope comprising;
an endoscope insertion section comprising a portion that is flexible, wherein the endoscope defines a channel having a distal opening in the endoscope insertion section;
a first transmission electrode arranged to the channel, wherein the first transmission electrode is electrically connected to a power source configured to output a high-frequency power; and
a second transmission electrode arranged to the channel, wherein the second transmission electrode is electrically connected to the power source; and
a treatment tool comprising;
a treatment tool insertion section configured to be movably inserted in the channel of the endoscope;
a first reception electrode arranged to the treatment tool insertion section, wherein the first reception electrode is spaced apart from the first transmission electrode to form a first capacitor;
a second reception electrode arranged to the treatment tool insertion section, wherein the second reception electrode is spaced apart from the second transmission electrode to form a second capacitor; and
an electrically powered treatment device attached to the treatment tool insertion section to be moved by the treatment tool insertion section, wherein the electrically powered treatment device is electrically connected to the first reception electrode and the second reception electrode to be powered to perform a treatment on a subject,wherein the endoscope further comprises;
a variable inductor, wherein the variable inductor, the first capacitor, and the second capacitor are electrically connected to form a resonant circuit; and
a controller configured to control the variable inductor to adjust a resonant frequency to coincide with a frequency of the high-frequency power.
2 Assignments
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Accused Products
Abstract
An endoscope system having: an endoscope having: a first transmission electrode arranged to a channel defined by the endoscope; and a second transmission electrode arranged to the channel, wherein the first transmission electrode and the second transmission electrode are electrically connected to the power source; and a treatment tool having: a first reception electrode arranged to a treatment tool insertion section, and spaced apart from the first transmission electrode to form a first capacitor; a second reception electrode arranged to the treatment tool insertion section, and spaced apart from the second transmission electrode to form a second capacitor; and an electrically powered treatment device configured to be moved by the treatment tool insertion section, wherein the electrically powered treatment device is electrically connected to the first reception electrode and the second reception electrode to be powered to perform a treatment on a subject.
24 Citations
20 Claims
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1. An endoscope system comprising:
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an endoscope comprising; an endoscope insertion section comprising a portion that is flexible, wherein the endoscope defines a channel having a distal opening in the endoscope insertion section; a first transmission electrode arranged to the channel, wherein the first transmission electrode is electrically connected to a power source configured to output a high-frequency power; and a second transmission electrode arranged to the channel, wherein the second transmission electrode is electrically connected to the power source; and a treatment tool comprising; a treatment tool insertion section configured to be movably inserted in the channel of the endoscope; a first reception electrode arranged to the treatment tool insertion section, wherein the first reception electrode is spaced apart from the first transmission electrode to form a first capacitor; a second reception electrode arranged to the treatment tool insertion section, wherein the second reception electrode is spaced apart from the second transmission electrode to form a second capacitor; and an electrically powered treatment device attached to the treatment tool insertion section to be moved by the treatment tool insertion section, wherein the electrically powered treatment device is electrically connected to the first reception electrode and the second reception electrode to be powered to perform a treatment on a subject, wherein the endoscope further comprises; a variable inductor, wherein the variable inductor, the first capacitor, and the second capacitor are electrically connected to form a resonant circuit; and a controller configured to control the variable inductor to adjust a resonant frequency to coincide with a frequency of the high-frequency power. - View Dependent Claims (2, 3, 4, 5, 6)
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7. An endoscope system comprising:
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an endoscope comprising; an endoscope insertion section comprising a portion that is flexible, wherein the endoscope defines a channel having a distal opening in the endoscope insertion section; a first transmission electrode arranged to the channel, wherein the first transmission electrode is electrically connected to a power source configured to output a high-frequency power; and a second transmission electrode arranged to the channel, wherein the second transmission electrode is electrically connected to the power source; and a treatment tool comprising; a treatment tool insertion section configured to be movably inserted in the channel of the endoscope; a first reception electrode arranged to the treatment tool insertion section, wherein the first reception electrode is spaced apart from the first transmission electrode to form a first capacitor; a second reception electrode arranged to the treatment tool insertion section, wherein the second reception electrode is spaced apart from the second transmission electrode to form a second capacitor; an electrically powered treatment device attached to the treatment tool insertion section to be moved by the treatment tool insertion section, wherein the electrically powered treatment device is electrically connected to the first reception electrode and the second reception electrode to be powered to perform a treatment on a subject; and a power converter configured to convert a first form of a power received by the first reception electrode and the second reception electrode into a second form used by the electrically powered treatment device to perform the treatment on the subject. - View Dependent Claims (8, 9, 10, 11, 12)
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13. An endoscope system comprising:
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an endoscope comprising; an endoscope insertion section comprising a portion that is flexible, wherein the endoscope defines a channel having a distal opening in the endoscope insertion section; a first transmission electrode arranged to the channel, wherein the first transmission electrode is electrically connected to a power source configured to output a high-frequency power; and a second transmission electrode arranged to the channel, wherein the second transmission electrode is electrically connected to the power source; and a treatment tool comprising; a treatment tool insertion section configured to be movably inserted in the channel of the endoscope; a first reception electrode arranged to the treatment tool insertion section, wherein the first reception electrode is spaced apart from the first transmission electrode to form a first capacitor; a second reception electrode arranged to the treatment tool insertion section, wherein the second reception electrode is spaced apart from the second transmission electrode to form a second capacitor; an electrically powered treatment device attached to the treatment tool insertion section to be moved by the treatment tool insertion section, wherein the electrically powered treatment device is electrically connected to the first reception electrode and the second reception electrode to be powered to perform a treatment on a subject; and a power storage device configured to store the power received by the first reception electrode and the second reception electrode, and to output the stored power to the electrically powered treatment device. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20)
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Specification