摘要:
A method of making an incision in an organ includes piercing, by a puncture needle having a proximal end and a distal end, an abdominal wall and an organ that is to be incised, disposing, via the puncture needle, an electrode, to which a first end of a cable is electrically connected, inside the organ, and disposing a second end of the cable outside a body, performing insufflation using a conduit so as to form a space between the abdominal wall and the organ, pulling the cable farther from the second end so that the electrode is placed in contact with an incision position of the organ, and the incision position of the organ is pulled into the space, and supplying power to the cable so that an incision is made by the electrode at the incision position of the organ.
摘要:
A surgical system according to the present invention comprises: a surgical instrument for medical treatment of an affected portion in the body cavity; an observation device for observing tissue in the body cavity; an image display device for displaying images taken by the observation device; and an indicating-point control device included in at least one of the surgical instrument and the observation device, for controlling the position of an indicating point superimposed on an image displayed on the image display device.
摘要:
According to one aspect of the present invention, there is provided a treatment device for cutting a living tissue, comprising a main unit which is to be inserted into a body, a tip-end treatment portion which is disposed at a tip end of the main unit to cut the living tissue, a notch groove which is disposed at the tip-end treatment portion and which compresses the living tissue guided into the notch groove, and an electrode which is positioned in a part of the notch groove and which electrically cuts the living tissue compressed by the notch groove.
摘要:
An overtube includes an insertion portion that has a distal end portion and a proximal end portion, and at least the distal end portion thereof is inserted into a subject; a first lumen that is formed in the insertion portion and that allows freely inserting and removing a device for carrying out medical procedures in the subject; puncture needles that pass through the insertion portion, have a control member connected to the proximal end portion of the insertion portion, and puncture tissue; and second lumens that are provided in the insertion portion and through which puncture needles are passed, the second lumens having on the distal end portion of the insertion portion openings through which distal ends of the puncture needles extend and retract, and the openings being provided on an inside of the insertion portion defined by the first lumen.
摘要:
An overtube according to this invention includes: an insertion part, that is inserted into a subject and has a lumen, through which a device insertion part of a device for performing a medical procedure inside a body of the subject is removably inserted, the insertion part being inserted into the subject; and a tissue incising part that is disposed at a distal end side of the insertion part so as to cross the lumen and incises a tissue of the subject.
摘要:
An endotracheal tube according to the present invention is used by being installed into a patient so as to use it together with a device having an insertion section which is inserted into the body. A portion overlapping with the device inserted into the patient is formed as a flat shape; and furthermore, an outer face portion formed along a longitudinal direction of a cross-section, of the portion formed in the flat shape contacts the device.
摘要:
There is disclosed a living tissue harvesting apparatus according to one aspect of the present invention, comprising a sheath which can be inserted in a body through a cut skin portion, an endoscope inserted through the sheath, a cutting device which is disposed at the sheath and which can cut a living tissue, and a holder which is disposed at the sheath to hold a harvesting object tissue in the body and which includes a press discharge portion to press-discharge the harvesting object tissue in a direction detached from the cutting device, wherein the holder includes a hook portion to catch the living tissue in a position disposed opposite to the cutting device, and the cutting device and hook portion can move with respect to each other.
摘要:
An elongated sheath body for an endoscope has a channel provided in the sheath body to allow the endoscope to be inserted into the sheath body. The endoscope channel has a first opening at a distal end of the sheath body and a second opening at a proximal end of the sheath body. The endoscope-covering sheath is provided with a wiper provided near the first opening and a mechanism which drives the wiper. The wipers can wipe adhering matter which hinders the viewing field of the endoscope.
摘要:
A living-body tissue removing apparatus according to the present invention includes a grip portion, an inserting portion which is connected to the grip portion and is inserted in the body, an endoscope inserting channel which is arranged in the inserting portion and in which an endoscope is inserted, and a wiper member which is arranged in the inserting portion and is slid on a surface of a window portion of a front end portion of the endoscope when the wiper member is inserted in the endoscope inserting channel, wherein the inserting portion comprises a hole portion arranged at the position in the sliding direction of the wiper member.
摘要:
A living-body tissue removing apparatus includes a grip portion, an inserting portion which is connected to the grip portion and is inserted in the body, and an air feed channel which feeds predetermined air in the inserting portion so as to discharge the predetermined air from an opening arranged to the inserting portion.