WO2005096913A1 - 内視鏡バルーン制御装置 - Google Patents
内視鏡バルーン制御装置 Download PDFInfo
- Publication number
- WO2005096913A1 WO2005096913A1 PCT/JP2005/006874 JP2005006874W WO2005096913A1 WO 2005096913 A1 WO2005096913 A1 WO 2005096913A1 JP 2005006874 W JP2005006874 W JP 2005006874W WO 2005096913 A1 WO2005096913 A1 WO 2005096913A1
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- WIPO (PCT)
- Prior art keywords
- balloon
- endoscope
- control device
- state information
- unit
- Prior art date
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Classifications
-
- 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
- A61B1/00039—Operational features of endoscopes provided with input arrangements for the user
- A61B1/00042—Operational features of endoscopes provided with input arrangements for the user for mechanical operation
-
- 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
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00071—Insertion part of the endoscope body
- A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
- A61B1/00082—Balloons
-
- 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
- A61B1/00131—Accessories for endoscopes
- A61B1/00135—Oversleeves mounted on the endoscope prior to insertion
-
- 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
- A61B1/00148—Holding or positioning arrangements using anchoring means
Definitions
- the present invention relates to an endoscope balloon control device, and measures the inflated state of a balloon provided on the outer periphery of the insertion portion of the endoscope and a balloon provided on the outer periphery of the insertion portion of the overtube.
- the present invention relates to an endoscope balloon control device that can be recognized by a person. Background art
- a balloon is attached to the outer periphery of the distal end portion of the insertion portion of the endoscope, and the balloon is inflated and temporarily fixed to the intestinal tract, so that an excessive bending or radius generated in the endoscope is obtained.
- An endoscope device has been proposed which prevents the distal end portion of the insertion portion from coming out when extending the endoscope.
- an overtube that passes through the insertion portion of the endoscope is provided, and a norain is provided on the outer periphery of a distal end portion of the overtube.
- the balloon and the balloon of the endoscope are provided.
- an endoscope apparatus in which the operation performance of the endoscope apparatus is improved by appropriately inflating or deflating the endoscope.
- Japanese Patent Application Publication No. 2002-301019 discloses that the pressure of air in each balloon is measured by a control device with respect to the norain of the endoscope and the balloon of the overtube, and each balloon is measured.
- an endoscope apparatus which supplies air to a pump device while controlling the pressure in the inside.
- the endoscope device described in the Japanese Patent Publication No. 2002-301019 is described. Since the balloons are arranged in the patient's umbilical device tube, the surgeon needs to know what force the balloons are inflated, for example, when the balloon is being inflated while being inflated. It cannot recognize whether it is in the middle, the expansion is completed, the contraction is in progress, or the contraction is completed. For this reason, in the endoscope apparatus, it is necessary to suspend the procedure for a sufficient time, which is expected to be required for each balloon to inflate to a desired state even when the operator operates the air supply button or the like. is there. Alternatively, in the endoscope apparatus, the prescriber may continue the procedure while the state of each balloon is incomplete. In such a case, it may not be possible to effectively insert the insertion portion of the endoscope into a deep portion.
- the present invention has been made in view of these circumstances, and provides an endoscope balloon control device that allows an operator to recognize the inflated state of an endoscope balloon and an overtube balloon.
- the purpose is to:
- an endoscope apparatus includes a pump for supplying or discharging gas to a fixing balloon attached to an outer peripheral portion of a distal end portion of an insertion portion of an endoscope, and the balloon.
- a control section for controlling the pressure in the inside, a bulging state detecting section for detecting a bulging state of the balloon, and a bulging state for outputting bulging state information for performing a display based on a detection result by the bulging state detecting section.
- an information output unit for controlling the pressure in the inside, a bulging state detecting section for detecting a bulging state of the balloon, and a bulging state for outputting bulging state information for performing a display based on a detection result by the bulging state detecting section.
- FIG. 1 is a configuration diagram showing an entire configuration of an endoscope system to which an endoscope balloon control device is applied according to a first embodiment of the present invention.
- FIG. 2 is a configuration diagram showing a schematic configuration of the endoscope balloon control device of FIG. 1.
- FIG. 3A is a front view showing a configuration example of the remote controller in FIG. 2.
- FIG. 3B is a side view showing a configuration example of the remote controller in FIG. 2.
- FIG. 4 is a block diagram showing an internal configuration of the endoscope balloon control device in FIG. 2.
- FIG. 5 Fig. 5 and Fig. 11 are diagrams for explaining the operation state of the endoscope and the overtube using each balloon, and Fig. 5 deflate each balloon to make the endoscope overtube.
- FIG. 4 is an explanatory view showing a state in which the tube is inserted into the intestine through one tube.
- ⁇ 6 Explanatory diagram showing the state where the balloon of the overtube is inflated and fixed to the intestinal tract
- State force of FIG. 6 Explanatory diagram showing the state where the endoscope is inserted into the overtube
- FIG. 4 is an explanatory view showing a state where the balloon of the endoscope is inflated and fixed to the intestinal wall.
- FIG. 9 is an explanatory view showing a state where the balloon of the overtube is deflated in the state of FIG. 8 and the overtube is further inserted.
- FIG. 10 is an explanatory view showing a state in which the distal end of the overtube has moved to the distal end of the endoscope from the state of FIG. 9;
- FIG. 11 is an explanatory view showing a state in which the balloon of the overtube is inflated and fixed to the intestinal wall in the state of FIG. 10;
- FIG. 12 is a flowchart for explaining the operation of the endoscope balloon control device and showing a main program of the control unit.
- FIGS. 13 to 26 relate to a second embodiment of the present invention
- FIG. 13 is a configuration diagram showing an overall configuration of an endoscope system to which an endoscope balloon control device is applied.
- FIG. 14 is a block diagram showing an internal configuration of the video processor 5 shown in FIG.
- FIG. 15 is a diagram for explaining a display control operation by the endoscope balloon control device of the present embodiment, and FIG. 15 is a diagram of a monitor corresponding to an operation state of the endoscope system. Screen display diagram.
- FIG. 16 is a screen display diagram of a monitor corresponding to an operation state of the endoscope system.
- FIG. 17 is a screen display diagram of a monitor corresponding to an operation state of the endoscope system.
- FIG. 18 is a screen display diagram of a monitor corresponding to an operation state of the endoscope system.
- FIG. 19 is a screen display diagram of a monitor corresponding to an operation state of the endoscope system.
- FIG. 20 is a screen display diagram of a monitor corresponding to an operation state of the endoscope system.
- FIG. 21 is a screen display diagram of a monitor corresponding to an operation state of the endoscope system.
- FIG. 22 is a screen display diagram of a monitor corresponding to an operation state of the endoscope system.
- FIG. 23 is a screen display diagram of a monitor corresponding to an operation state of the endoscope system.
- FIG. 24 is a screen display diagram of a monitor corresponding to an operation state of the endoscope system.
- FIG. 25 is a screen display diagram of a monitor corresponding to an operation state of the endoscope system.
- FIG. 26 A screen display diagram of the monitor when the stop button is pressed.
- FIG. 27 is a block diagram showing a pipeline switching unit in the block diagram showing the internal configuration of the endoscope balloon control device in FIG. 4.
- FIG. 1 is a configuration diagram showing an entire configuration of an endoscope system to which an endoscope balloon control device is applied according to a first embodiment of the present invention.
- an endoscope system 1 having an endoscope balloon control device of the present embodiment includes an endoscope 2, an overtube 3, a light source device 4, a video processor 5, a monitor 6, an It has an endoscope balloon controller 7 and a remote controller 8.
- the endoscope 2 is used, for example, for gastrointestinal endoscopy, and includes an insertion section 2B for insertion into a body cavity, and an operation section 2A provided on the proximal end side of the insertion section 2B. And An illumination optical system and an observation optical system (not shown) including an imaging device (CCD) are provided in the distal end portion of the insertion section 2B to illuminate an observation site in the digestive tract of the subject, and Of the digestive tract can be obtained.
- CCD imaging device
- a universal cord 2C extends from the operation unit 2A.
- a signal line and a light guide cable (not shown) are provided in the universal cord 2C.
- the base end of the universal cord 2C is connected to the connector 4a of the light source device 4 and the connector 5a of the video port processor 5.
- the illumination optical system of the endoscope 2 is supplied with illumination light from the light source device 4 via the light guide cable in the universal cord 2C to illuminate the observation site and output the CCD force.
- the imaging signal in the digestive tract is output to the video processor 5.
- Such an endoscope 2 is used by being inserted into the overtube 3 at the time of surgery.
- the configuration of the overtube 3 will be described later.
- the light source device 4 is connected via a light guide (not shown) in the light guide cable. This is for supplying illumination light to an illumination optical system provided in the endoscope 2.
- the video processor 5 performs signal processing on the imaging signal of the CCD force of the endoscope 2 and supplies image data (for example, live endoscope image data) based on the imaging signal to the monitor 6.
- the monitor 6 is connected to the video processor 5 by a connection cable 5A. The monitor 6 displays an endoscope image based on image data from the video processor 5.
- a balloon 9 for fixing is attached to an outer peripheral portion of a distal end of the insertion section 2B of the endoscope 2.
- the balloon 9 is connected to an air supply tube 10 provided along the insertion portion 2B so as to extend toward the distal end of the insertion portion 2B.
- the proximal end of the air supply tube 10 on the operation section 2A side is connected to a connector 2a provided at a lower portion of the operation section 2A.
- the connector 2a has one end connected to an endoscope balloon control device 7 described later and a connector provided at the other end of an endoscope balloon air supply tube (hereinafter, referred to as a first air supply tube) 13. 13A is connected.
- a first air supply tube hereinafter, referred to as a first air supply tube
- the overtube 3 guides the insertion section 2B by inserting the endoscope 2 into the digestive tract, for example, and guides the insertion section 2B outside the insertion section 2B of the endoscope. It has an inner diameter slightly larger than the diameter.
- the overtube 3 is configured to have flexibility similarly to the insertion portion 2B of the endoscope 2.
- a balloon 11 for fixing the tube is attached to the outer periphery of the tip of the overtube 3.
- the balloon 11 is connected to an air supply tube 12 provided from the base end side to the distal end side of the overtube 3.
- a base end of the air supply tube 12 on the opposite side to the balloon 11 (insertion side of the overtube 3 into which the endoscope 2 is inserted) was provided near the insertion port of the overtube 3.
- This connector 3a has one end connected to the endoscope balloon control device 7 and a connector 14A provided at the other end of an overtube balloon air supply tube (hereinafter referred to as a second air supply tube) 14. Is connected. Thereby, the inside of the balloon 11 is inflated by the air supply from the endoscope balloon control device 7, and the gastrointestinal tract such as the intestinal tract is inflated. Temporarily.
- the endoscope balloon control device 7 is for controlling various operations such as the air supply flow rate of the balloon 9 of the endoscope 2 and the balloon 11 of the overtube 3.
- FIG. 2 is a configuration diagram showing a schematic configuration of the endoscope balloon control device.
- the endoscope balloon control device 7 is provided with a backflow prevention tank 15, and a pressure indicator 16 and a power switch 17 on its front surface.
- the backflow prevention tank 15 is configured to prevent backflow of liquid, and has a tank 15A for the balloon 9 of the endoscope 2 and a tank 15B for the balloon 11 of the overtube 3! /
- the tanks 15A and 15B are connected to the first and second air supply tubes 13 and 14, respectively.
- the tanks 15A and 15B increase the internal pressure through first and second pumps 32a and 32b (see FIG. 4) described later under the control of the endoscope balloon control device 7, respectively.
- air is supplied to the balloons 9 and 11 via the first and second air supply tubes 13 and 14.
- the backflow of the liquid from the first and second air supply tubes 13 and 14 is prevented by a backflow prevention mechanism (not shown).
- the endoscope balloon control device 7 of the present embodiment includes the air supply tube 10, the first air supply tube 13, and the tank connected to the balloon 9 of the endoscope 2.
- An air supply line via 15A, an air supply tube 12 connected to the balloon 11 of the overtube 3, a second air supply tube 14, and an air supply line via the tank 15B are provided.
- the pressure indicator 16 displays a pressure value of a pipe connected to the balloons 9 and 11 using a detector (not shown).
- the pressure indicator 16 has an indicator 16A for the balloon 9 of the endoscope 2 and an indicator 16B for the balloon 11 of the overtube 3.
- the display 16A displays the pressure value in the conduit for the balloon 9 of the endoscope 2, and the display 16B displays the pressure value in the conduit for the balloon 11 of the overtube 3.
- the power switch 17 is a switch for switching the power of the endoscope balloon control device 7 to an on state or an off state.
- one surface of the endoscope balloon control device 7 is Remote controller 8 is connected via connection cable 8A.
- the remote controller 8 is electrically connected to a control unit 35 provided inside the endoscope balloon control device 7 described later via the connection cable 8A.
- the endoscope balloon control device 7 is used for controlling the pressure of each of the balloons 9 and 11 and controlling the amount of air supplied by the operator during the operation by operating the remote controller 8. Is supplied.
- FIGS. 3A and 3B are diagrams for explaining a configuration example of the remote controller 8, in which FIG. 3A is a top view and FIG. 3B is a side view.
- the remote controller 8 includes a balloon expansion Z deflation display unit which is a display means for allowing an operator to recognize the state of the balloon 9 of the endoscope 2 and the state of the balloon 11 of the overtube 3. 18a and 18b and a balloon operation display section 19a and 19b.
- the balloon expansion Z deflation display section 18a and the balloon operation display section 19a are for displaying the endoscope-side balloon 9, and the balloon expansion Z deflation display section 18b and the balloon operation display section 19b are For displaying the balloon 11 on the tube side.
- the balloon expansion Z deflation display sections 18a and 18b and the balloon operation display sections 19a and 19b are provided, for example, with a remote control so that the operator can easily distinguish between the balloon for the endoscope and the balloon for the overtube. They are arranged on the controller body separately on the left and right.
- the remote controller 8 includes various buttons for controlling the endoscope-side balloon and various buttons for controlling the overtube-side balloon, for example, on the left and right sides of the remote controller main body so that the operator can easily operate the remote controller. They are arranged separately.
- the balloon expansion Z deflation display unit 18a and the balloon operation display unit 19a as display means for the endoscope-side balloon, and operation buttons for controlling the endoscope-side balloon are provided.
- An extended Z contraction button 20a and a stop button 21a are provided.
- the balloon expansion Z deflation display unit 18b and the balloon operation display unit 19b are provided as display means for the overtube side balloon, and operation buttons for controlling the overtube side balloon.
- An extended Z contraction button 20b and a stop button 21b are provided.
- the lower part of the remote controller 8 Is provided with a power button 22 and an emergency stop button 23.
- the balloon expansion Z deflation display section 18a displays the expansion state of the valve 9 of the endoscope 2 when the balloon 9 is driven and controlled based on the operation of the operator using the expansion Z deflation button 20a or the stop button 21a. Or a contracted state. Further, the balloon expansion / contraction display section 18a is turned on, for example, in an expanded state, and is turned off in a contracted state, in order to distinguish between the display in the expanded state and the display in the contracted state. It has become.
- the in-balloon operation display section 19a is for displaying that the balloon 9 of the endoscope 2 is in operation, such as inflation or deflation, so that the operator can recognize the operation.
- the expansion Z deflation button 20a is a button for instructing the endoscope 2 to start feeding air into the balloon 9 of the endoscope 2. After the power is turned on, the balloon is expanded by pressing it, then contracted by pressing it, and thereafter, each time the switch is pressed, the balloon 9 is alternately expanded and contracted.
- the stop button 21a instructs to maintain the pressure of the pipeline in the balloon 9 of the endoscope 2, and keeps the state of the balloon 9.
- the balloon expansion Z deflation display section 18b displays the expansion of the balloon 11 of the overtube 3 when the drive is controlled based on the operation of the operator by the operation of the expansion Z deflation button 20b or the stop button 21b. A state or a contracted state is displayed. Further, the balloon expansion Z deflation display section 18b lights up in the expansion state, for example, as described above, and turns off in the deflation state in order to distinguish between the display in the expansion state and the display in the deflation state. It is now displayed! /
- the in-balloon operation display section 19b displays that the balloon 11 of the overtube 3 is in operation, such as expanding or deflating, so that the operator can recognize it.
- the expanded Z deflation button 20b is a button for instructing the start of air supply Z inhalation into the balloon 11 of the overtube 3. After the power is turned on, expansion is performed by pressing the switch, then contraction is performed by pressing the switch, and thereafter, expansion Z contraction of the balloon 11 is performed alternately each time the switch is pressed.
- the stop button 21b instructs to maintain the pressure of the pipeline in the balloon 11 of the overtube 3 and maintains the state of the balloon 11.
- the power button 22 is a button for switching the power of the endoscope balloon control device 7 to an on state or an off state.
- the emergency stop button 23 is used to directly turn off first to third breakers 31a to 31c, which will be described later, of the endoscope balloon control device 7 to turn on each of the balloons 9 and 11 by the endoscope balloon control device 7. This button is for emergency stop of air supply control.
- protrusions 24 for preventing erroneous operation are provided on the upper and lower portions on the operation surface of the remote controller 8. As shown in FIG. 3B, these projections 24 are provided so as to be higher than the heights of various buttons such as the expansion start buttons 20a and 20b and the contraction start buttons 21a and 21b. Thus, even when the operator accidentally drops the remote controller 8, the protrusion 24 can prevent erroneous operation of various buttons such as the expansion start buttons 20a and 20b and the contraction start buttons 21a and 21b. ing.
- the balloon inflated Z-deflated display sections 18a and 18b and the balloon in-operation display sections 19a and 19b are configured using, for example, LEDs.
- the balloon expansion Z deflation display sections 18a, 18b and the balloon operation display sections 19a, 19b which are not limited to this, may be other displays as long as the operator can recognize the state of the balloons 9, 11. You may comprise using a means.
- the balloon expansion Z deflation display sections 18a and 18b and the balloon operation display sections 19a and 19b may be displayed in different colors depending on the state.
- the balloon expansion / shrinkage display sections 18a and 18b and the balloon operation display sections 19a and 19b may be provided and displayed in a liquid crystal screen composed of liquid crystal or the like.
- the balloon expansion Z deflation display sections 18a and 18b and the balloon operation display sections 19a and 19b may be displayed using a symbol such as an icon.
- the balloon expansion Z-deflation display sections 18a and 18b and the balloon operation display sections 19a and 19b may be provided on the front surface of the endoscope balloon control device 7 instead of the remote controller 8 alone.
- FIG. 4 is a block diagram showing an internal configuration of the endoscope balloon control device.
- the endoscope balloon control device 7 includes a switching power supply unit 30, a first To the third breakers 31a to 31c, the first and second pumps 32a and 32b, the first and second flow control valves 32c and 32d, the pipeline switching unit 33, the first and second pressure sensors 34a and 34b, and A control unit (control unit) 35 as control means is provided.
- the switching power supply 30 is supplied with AC power from an external commercial power supply via a connection cord (not shown).
- the switching power supply unit 30 converts the supplied AC power into DC power and supplies the DC power to the first to third breakers 31a to 31c, the control unit 35, and the remote controller 8.
- the first breaker 31a is electrically connected to the first and second pumps 32a and 32b and the emergency stop button 23 of the remote controller 8.
- the first breaker 31a supplies DC power to the first and second pumps 32a and 32b, and when an operation signal is supplied from the emergency stop button 23, the first and second pumps Stop supplying DC power to 32a and 32b! /
- the second breaker 31b is electrically connected to the pipeline switching unit 33 and the emergency stop button 23 of the remote controller 8.
- the second breaker 31b supplies DC power to the pipeline switching unit 33, and supplies a DC power to the pipeline switching unit 33 when an operation signal is supplied from the emergency stop button 23. Supply is to be stopped
- the third breaker 31c is electrically connected to the first and second flow control valves 32c and 32d and the emergency stop button 23 of the remote controller 8.
- the third breaker 3lc supplies DC power to the first and second flow control valves 32c and 32d and the first and second flow control valves when an operation signal is supplied from the emergency stop button 23. 2 Stop supplying DC power to the flow rate adjustment valves 32c and 32d.
- the first and second pumps 32a and 32b are connected to input sides of the pipeline switching unit 33 via air lines. Further, the first and second pumps 32a and 32b are driven and controlled based on a control signal from the control section 35.
- the output side of the pipe line switching unit 33 is connected to the first and second flow control valves 32c and 32d via air lines, respectively.
- the first and second flow control valves 32c and 32d are valves that can be opened and closed by the control unit 35, and are controlled by the control unit 35. It is possible to adjust the flow rate of the output air based on the control signal.
- the first and second pressure sensors 34a and 34b measure the pressure of the pipelines connected to the first and second flow control valves 32c and 32d.
- the measurement results by the first and second pressure sensors 34a and 34b are supplied to the control unit 35, and the control unit 35 adjusts the air pressure to a desired value based on the supplied measurement results.
- the first and second pumps 32a and 32b, the pipeline switching unit 33, the first flow control valve 32c, and the second flow control valve 32d are controlled.
- the first and second pressure sensors 34a and 34b are connected to the first and second air supply tubes 13 and 14 via air supply lines and connectors 7A, 7B, 13B and 14B, respectively.
- the endoscope balloon control device 7 includes the first pump 32a, the first flow rate adjustment valve 32c, and the first pressure sensor 34a via the pipeline switching unit 33. It has an air supply line and an air supply line including the second pump 32b, the second flow rate adjustment valve 32d, and the second pressure sensor 34b via the line switching unit 33.
- the pipeline switching unit 33 can switch a pipeline provided therein so as to be in a pipeline state according to an execution mode in the endoscope balloon control device 7.
- an execution mode four execution modes of an air supply mode, an intake mode, a hold mode, and an open mode are realized using a pipeline system as shown in FIG.
- the first suction knob 33a, the first discharge valve 33b, the second suction knob 33c, the second discharge valve 33d, the first flow control valve 32c, and the second flow control valve 32d are provided only in one vertical direction. This valve turns on the path.
- the first suction valve 33a, the first discharge valve 33b, and the first flow control valve 32c are turned on the lower, upper, and upper paths, respectively.
- the first suction valve 33a, the first discharge valve 33b, and the first flow rate adjustment valve 32c are turned on the upper, lower, and upper paths, respectively.
- the first suction valve 33a, the first discharge valve 33b, and the first flow rate adjustment valve 32c are turned on the lower, lower, and upper paths, respectively.
- the first suction valve 33a, the first discharge valve 33b, and the first flow rate adjustment valve 32c are turned on the lower, lower, and lower paths, respectively.
- the valve By setting the valve in the same manner for the pipe of the second pump 32b, a similar pipe state is realized.
- the control unit 35 controls the entire endoscope balloon control device 7, and includes therein a state detection output unit 35a that is the state detection unit and the state information output unit, a flow counter 35b, a timer counter 35c, It has a storage unit 35d.
- the state detection output unit 35a is, for example, based on the states of the first and second pumps 32a and 32b, the pipeline switching unit 33, the first and second flow rate adjustment valves 32c and 32d, and the first and second pressure sensors 34a and 34b.
- the operation state of the corresponding balloon 9 or balloon 11 is detected, and based on the detection result, the display of the balloon expansion Z deflation display sections 18a and 18b and the balloon operation display sections 19a and 19b of the remote controller 8 is controlled.
- the flow counter 35b is the flow detecting means that counts the flow rate of the inhaled air Z to the balloon 9 of the endoscope 2 and the balloon 11 of the overtube 3.
- the timer counter 35c is a timer counter for controlling the air supply time, the inhalation time and the like of each of the balloons 9 and 11, and has a timer for measuring a predetermined time.
- the storage unit 35d stores a main program described later and a program based on various modules.
- the control unit 35 executes the program based on an operation signal from the previous remote controller 8 to execute the first and second pumps 32a and 32b and the pipeline while using the flow counter and the timer counter.
- the switching unit 33 and the first and second flow control valves 32c and 32d are controlled.
- the balloon control device 7 for the endoscope communicates with the balloon 9 of the endoscope 2 and the balloon 9 of the endoscope 2.
- the air supply time to the balloon 11 of the one-bar tube 3, the inhalation time, the air supply flow time, and the like can be measured, and by using these measurement results, the balloon 9 of the endoscope 2 and the overtube 3 can be measured. It is possible to control the air flow Z to the balloon 11 and the intake air flow rate.
- the endoscope balloon control device 7 controls the operation state of each balloon 9, 11 by controlling the balloon expansion Z contraction of the remote controller 8 under the control of the control unit 35.
- Display can be made on the display units 18a and 18b and the display units 19a and 19b during balloon operation.
- FIG. 5 to FIG. 11 are explanatory diagrams for explaining the operation state of the endoscope and the overtube using the balloon of the endoscope 2 and the balloon of the overtube.
- Fig. 5 shows a state in which each balloon is deflated and the endoscope is inserted through the overtube and inserted into the intestinal tract.
- Fig. 6 shows a state where the balloon of the overtube is inflated and fixed to the intestinal tract. 6 shows a state in which the endoscope has been further inserted into the overtube,
- FIG. 8 shows a state in which the balloon of the endoscope has been inflated in the state of FIG. 7 and fixed to the intestinal wall, and
- FIG. 9 shows a state in FIG. Fig.
- FIG. 10 shows a state in which the balloon of the overtube has been deflated and the overtube has been further inserted.
- FIG. 10 shows a state in which the tip of the overtube has moved from the state in Fig. 9 to the endoscope tip. The state where the balloon of the overtube was inflated and fixed to the intestinal wall in the state of 10 is shown.
- the operator allows the endoscope 2 to pass through the overtube 3.
- the balloon 9 of the endoscope 2 and the balloon 11 of the overtube 3 are evacuated and deflated, respectively. Start inserting.
- the extended Z-retract button 20b on the overtube side of the remote controller 8 (See FIG. 3) to supply air from the second pump 32b to the balloon 11 for fixing the main body attached to the tip of the overtube 3;
- the overtube 3 is fixed to the intestinal tract 40 by inflating the norain 11.
- the surgeon holds the overtube 3 with respect to the intestinal tract 40 and inserts only the insertion portion 2B of the endoscope 2 into the deep part.
- the surgeon presses the expansion Z contraction button 20a (see FIG. 3) on the endoscope side of the remote controller 8 as shown in FIG.
- the air is supplied from the first pump 32a to the main body fixing balloon 9 attached to the end of the endoscope 2 by pressing the first pump 32a, and the balloon 9 is inflated and fixed to the intestinal tract 41.
- the surgeon presses the expansion Z deflation button 20 b (see FIG. 3) on the overtube side of the remote controller 8 to release the air in the balloon 11 by the conduit switching unit 33. Then, the air in the balloon 11 of the overtube 3 is suctioned from the second pump 32b to deflate the balloon 11 (see FIG. 9).
- the surgeon inserts the overtube 3 along the endoscope 2 and inserts it deep into the endoscope 2, so that the insertion section 2 B of the endoscope 2 can be inserted. Insert the tip of the overtube 3 close to the tip.
- the surgeon inserts the extended Z-retract button 20b on the overtube side of the remote controller 8 as shown in FIG. Pressing (see FIG. 3) supplies air from the second pump 32b to the balloon 11 of the overtube 3, and inflates the balloon 11 to fix the overtube 3 to the intestinal wall 41.
- the surgeon presses the expansion Z deflation button 20a (see FIG. 3) on the endoscope side of the remote controller 8 to release the air in the balloon 9 by the conduit switching unit 33. Then, the air in the balloon 9 of the endoscope 2 is sucked from the first pump 32a to deflate the balloon 9, and the insertion portion 2B is further inserted deep.
- FIG. 12 is a flowchart for explaining the operation of the endoscope balloon control device, and shows a main program of the control unit.
- the control unit 35 stores the main data shown in FIG. Load and start the program.
- control unit 35 After confirming the power-on state in the process of step S1, the control unit 35 initializes various devices and the like in the endoscope balloon control device 7 in the process of step S2. For this initialization, for example, the control unit 35 starts the first and second pumps 32a and 32b, and performs initialization so that the pipeline switching unit 33 is in the pipeline open state. Further, the control section 35 resets and initializes a timer counter 9 and the like (not shown) in the control section 35.
- control unit 35 determines a 20-msec timer interrupt in the determination process of the subsequent step S3, shifts the process to step S4 if it is determined to have been interrupted, and continues if determined that there is no timer interrupt. This determination processing is performed.
- the timer is used to measure 20 msec in order to operate the processing routine shown in FIG. 12 every 20 msec.
- step S5 the control unit 35 determines whether or not the counter value of the timer counter that counts 1 every 20 msec of the timer is equal to 10 in the determination process of step S4.
- step S5 the timer counter 9 is reset in the process of step S5, and the process proceeds to step S6.
- the control unit 35 shifts the processing to step S6.
- the processing routine shown in FIG. 12 is performed ten times, that is, balloon control according to various button operations by the controller 8 of the operator is performed in units of 200 msec. .
- control unit 35 executes the first pump switch state confirmation module in the processing of step S6, confirms the switch state of the remote controller 8 by this processing, and fetches an operation signal.
- the pipe is set so as to be in a pipe state based on the received operation signal.
- the operation of the first pump 32a is controlled based on the operation signal.
- control unit 35 After completing the processing based on the first pump switch state confirmation module in step S6, the control unit 35 executes the second pump switch state confirmation module in the processing in step S7, and executes this processing. Then, the switch state of the remote controller 8 is checked to capture an operation signal, and the pipeline switching unit 33 is controlled so as to be in a pipeline state based on the captured operation signal. 2 Controls the operation of the pump 32b.
- control unit 35 executes the processing of the operation state display module in the processing of step S8, and executes the processing of each block (each of the blocks) obtained in the processing of steps S2, S6, and S7.
- the display control of the balloon expansion Z-contraction display units 18a and 18b and the balloon operation display units 19a and 19b of the remote controller 8 is performed.
- the detection of the operation state is performed by the state detection output unit 35a as described above.
- Table 1 below shows an example of display control by the control unit 35 according to the balloon inflation operation state.
- the control unit 35 When the operation state of the balloon 9 is the initial state, the control unit 35 performs display control so as to turn off the balloon expansion Z deflation display unit 18a and the balloon operation display unit 19a. In this case, the pipeline state is open.
- the control unit 35 turns on the balloon expansion Z deflation display unit 18a and the balloon operation display unit 19a.
- the pipeline state is an air supply state.
- the control unit 35 turns on the balloon expansion Z deflation display unit 18a when the operation state of the balloon 9 is the expansion state and the expansion end, but turns off the balloon operation display unit 19a. Let it. In this case, the pipeline state is a holding state.
- the control unit 35 turns off the balloon expansion Z deflation display unit 18a when the operation states of the balloons 9 and 11 are deflated and deflated, and controls the balloon operation display unit 19a. Turn ON. In this case, the pipeline state is the intake state.
- the control unit 35 turns off the balloon expanded Z deflated display unit 18a and the balloon in-operation display unit 19a.
- the pipeline state is open.
- the control unit 35 sets the balloon expansion Z deflation display unit 18a and the balloon operation display unit Turn off 19a. In this case, the pipeline state is open.
- the display control by the control unit 35 is based on the operation state of the balloon 9 of the endoscope 2.
- the operation display section 19b is also performed based on the operation state of the balloon 11 of the overtube 3 in the same manner as described above. Then, the control unit 35 resets the counter value of the timer counter to 1 in the processing of step S9, returns the processing to the determination processing of step S3, and continues the repeated processing.
- display control is performed based on the state detection output unit 35a for detecting the operation state of each balloon 9, 11 and the detection result by the state detection output unit 35a.
- the balloon expansion Z-deflation display sections 18a and 18b and the balloon operation display sections 19a and 19b the operation state of each balloon 9 and 11 arranged in the patient tube is controlled. Can be recognized. As a result, the endoscope 2 and the overtube 3 can be safely and promptly inserted into the deep portion, and the pain of the patient can be reduced.
- the endoscope balloon control device 7 includes a first flow control valve 32c and a second flow control valve 32c. By controlling the opening and closing of the valve 32d, the air supply flow rate and the air intake flow rate for each of the balloons 9 and 11 can be adjusted, so that it is possible to adapt to balloons of various materials and various parts. Further, the endoscope balloon control device 7 measures the continuous air supply Z inhalation time using the flow counter 5b, and for example, the first and second air supply tubes 13, 14 and the like are disconnected. In such a case, it is possible to prevent a continuous air supply operation or an intake operation that would occur in the case where the air supply operation is performed.
- the endoscope balloon control device 7 may detect that the maximum air supply time, the maximum air pressure, and the maximum air pressure have been exceeded, and perform control to open the pipeline. The procedure can be performed without applying a great deal of force to the intestinal wall.
- a foot switch may be provided on the operation unit 2A of the endoscope 2 or the endoscope balloon control device 7, which is under the operator's feet.
- the controller 8 transmits various remote control operation signals using infrared rays or radio waves, and receives the infrared rays or radio waves by a receiving unit provided in the endoscope balloon control device 7 to capture the remote control signals. You may comprise so that it may be. This further facilitates operation by the operator.
- FIG. 13 to 26 relate to a second embodiment of the present invention
- FIG. 13 is a configuration diagram showing an overall configuration of an endoscope system to which an endoscope balloon control device is applied
- FIG. 14 is a video processor shown in FIG.
- FIG. 15 to FIG. 26 are block diagrams showing the internal configuration of FIG. 5, and FIG. 15 to FIG. 26 are for explaining the display control operation by the endoscope balloon control device of the present embodiment
- FIG. 15 to FIG. FIG. 26 shows the monitor screen display corresponding to the operation state
- FIG. 26 shows the monitor screen display when the stop button is pressed.
- the endoscope balloon control device 7 of the present embodiment is electrically connected to the video processor 5 of the endoscope system 1 of the first embodiment via a connection cable 5B. Has been continued.
- the endoscope balloon control device 7 controls each state detected by the state detection output unit 35a. Information such as the operation state of the balloons 9 and 11 is supplied to the video processor 5 via the connection cable 5B. Note that the endoscope balloon control device 7 transmits the information using infrared rays or radio waves, and receives the information by receiving the infrared rays or radio waves by a receiving unit provided in the video processor 5. Other configurations may be the same as in the first embodiment.
- the video processor 5 includes a CCD driver 42, an endoscope image generation unit 43, a communication unit 44, an endoscope balloon control device information image generation unit (hereinafter, an endoscope balloon information image generation unit). And an image synthesizing unit 46.
- the CCD driver 42 electrically connects a CCD (not shown) provided inside the distal end of the insertion section 2B via a signal line (not shown) inside the light source device 4, the universal cord 2C, and the endoscope 2.
- the CCD driver 42 is a drive circuit for driving the CCD (not shown), captures an imaging signal obtained by driving the CCD, and supplies it to the endoscope image generation unit 43.
- the endoscope image generation unit 43 performs signal processing on the image signal from the CCD, generates image data (for example, endoscope live image data) based on the image signal, and supplies the image data to the image synthesis unit 46. .
- the communication unit 44 is electrically connected to the control unit 35 of the endoscope balloon control device 7 via the connection cable 5B.
- the communication unit 44 is capable of two-way communication with the control unit 35 of the endoscope balloon control device 6, and by performing communication with the control unit 35, the state detection output unit The information such as the operating state of each balloon 9, 11 detected by 35a is received. Then, the communication unit 44 supplies the received and captured information to the endoscope balloon information image generation unit 45.
- the endoscope balloon information image generation unit 45 generates an endoscope balloon information image based on the information by using, for example, stored character information based on the supplied information. This is supplied to the synthesis unit 46.
- the image synthesizing unit 46 superimposes the endoscopic image from the endoscopic image generating unit 43 and the endoscopic balloon information image from the endoscopic balloon information image generating unit 45. Combines and combines the combined video signal on monitor 6 Output and display.
- a screen 6A of the monitor 6 includes a first screen 6B of an area for displaying the endoscope balloon information image 6b and a second screen 6C for displaying the endoscope image. Is divided and displayed on two screens, for example.
- the first screen 6B has an area for displaying patient information such as a patient ID arranged at an upper part, and an area 6b for displaying the endoscope balloon information image arranged at a lower part. Tepuru.
- the balloon 9 is composed of a character image indicating an operation state such as “end of deflation” for the endoscope-side balloon 9 and “end of deflation” for the overtube-side balloon 11.
- the endoscope balloon information image is not limited to a character image, and may be displayed using a design such as an icon.
- the endoscope balloon control device 7 of the present embodiment displays the first and second screens 6B and 6C on the screen 6A of the monitor 6 by the signal processing by the video processor 5.
- the screen display is performed so that the endoscope balloon information image is displayed on the first screen 6B and the endoscope image (endoscope live image) is displayed on the second screen 6C. I'm in love.
- the basic operation state of the endoscope system 1 is the same as that of the first embodiment. Therefore, the display control operation by the endoscope balloon control device 7 of the present embodiment will be described with reference to FIGS. 5 to 11 described in the first embodiment.
- the control unit 35 of the endoscope balloon control device 7 starts the program shown in FIG. 12 in the same manner as in the first embodiment, and drives and controls the balloons 9 and 11.
- the display control of the second 6 is performed.
- the balloon 9 of the endoscope 2 and the balloon 11 of the overtube 3 are respectively provided inside the overtube 3.
- the air is evacuated and deflated, and the operator starts inserting the endoscope 2 into the subject in this state.
- the endoscope balloon control device 7 displays, on the first screen 6B on the screen 6A of the monitor 6, “Endoscope-side balloon” ⁇ “End of deflation”, “Overtube At the same time as displaying the endoscope balloon information image indicating “side balloon” ⁇ “compression end”, the endoscope image is displayed on the second screen 6C.
- the same monitor screen 6A (see FIG. 15) is displayed even when the endoscope balloon control device 7 is powered on or initialized.
- an endoscope image endoscope live image
- the endoscope balloon control device 7 displays "Endoscope balloon” on the first screen 6B on the screen 6A of the monitor 6, as shown in FIG. " ⁇ End of deflation", “Overtube balloon” ⁇ Endoscope balloon information image 6b indicating "Expanding”. Then, when the air supply to the balloon 11 is terminated and the balloon 11 is inflated to a desired state and fixed to the intestinal tract 40, the endoscope balloon control device 7 displays the screen of the monitor 6 as shown in FIG. On the first screen 6B on 6A, an endoscope balloon information image indicating “Endoscope balloon” ⁇ “End of deflation”, “Overtube balloon” ⁇ “End of expansion” is displayed.
- the surgeon holds the overtube 3 with respect to the intestinal tract 40 and inserts only the insertion portion 2 B of the endoscope 2 into the deep part. Then, with the insertion section 2B of the endoscope 2 inserted for a predetermined distance, the surgeon presses the expansion Z contraction button 20a (see FIG. 3) on the endoscope side of the remote controller 8 as shown in FIG.
- the air is supplied from the first pump 32a to the main body fixing balloon 9 attached to the end of the endoscope 2 by pressing the first pump 32a, and the balloon 9 is inflated and fixed to the intestinal tract 41.
- the endoscope balloon control device 7 displays the "endoscope side” on the first screen 6B on the screen 6A of the monitor 6, as shown in FIG. Display the endoscopic balloon information image 6b indicating “balloon” ⁇ “expanding”, “overtube side balloon” ⁇ “expansion completed”. Then, when the air supply of the balloon 9 is terminated and the balloon 9 is fixed to the intestinal tract 41, the endoscope balloon control device 7 displays the first screen 6B on the screen 6A of the monitor 6 as shown in FIG. An endoscope balloon information image indicating "Endoscope balloon” ⁇ “End of expansion”, “Overtube balloon” ⁇ "End of expansion” is displayed.
- the surgeon presses the expansion Z deflation button 20 b (see FIG. 3) on the overtube side of the remote controller 8 to release the air in the balloon 11 by the conduit switching unit 33. Then, the air in the balloon 11 of the overtube 3 is suctioned from the second pump 32b to deflate the balloon 11 (see FIG. 9).
- the endoscope balloon control device 7 displays "Endoscope balloon” on the first screen 6B on the screen 6A of the monitor 6, as shown in FIG. "End expansion”, "Over-tube side balloon” ⁇ Endoscope balloon information image 6b indicating "During deflation” is displayed. Then, when the air inhalation of the balloon 11 is completed, the endoscope balloon control device 7 displays, as shown in FIG. " ⁇ End of expansion”, “Overtube side balloon” ⁇ Endoscope balloon information image indicating "End of deflation” is displayed.
- the operator inserts the overtube 3 along the endoscope 2 and inserts it deep into the endoscope 2, so that the insertion section 2 B of the endoscope 2 can be inserted. Insert the tip of the overtube 3 close to the tip.
- the endoscope balloon control device 7 displays "Endoscope balloon” on the first screen 6B on the screen 6A of the monitor 6, as shown in FIG. ⁇ "End of expansion", “Overtube balloon” ⁇ Endoscope balloon information image 6b showing "Expanding”.
- the endoscope balloon control device 7 displays the screen of the monitor 6 as shown in FIG. On the first screen 6B on 6A, an endoscope balloon information image indicating “Endoscope balloon” ⁇ “End of expansion”, “Overtube side balloon” ⁇ “End of expansion” is displayed.
- the endoscope balloon control device 7 displays, on the first screen 6B on the screen 6A of the monitor 6, a message "Endoscope side” as shown in FIG. Display the endoscopic balloon information image 6b indicating “balloon” ⁇ “during contraction”, “overtube side balloon” ⁇ “extension end”. Then, when the air suction of the balloon 9 is completed, the endoscope balloon control device 7 displays a message “Endoscope side balloon” on the first screen 6B on the screen 6A of the monitor 6, as shown in FIG. "End of deflation”, “Overtube side balloon” ⁇ Endoscope balloon information image 6b indicating "End of expansion” is displayed.
- the force for promoting the deep insertion of the endoscope 2 and the overtube 3 is achieved.
- the control device 7 displays the operation state of each of the balloons 9 and 11 on the screen 6A of the monitor 6 together with the endoscope image as shown in FIGS. 15 to 25 according to the operation state. I have.
- the rune control device 7 displays “Endoscope balloon” ⁇ “During deflation”, “Overtube balloon” ⁇ “During deflation” on the first screen 6B on the screen 6A of the monitor 6, as shown in FIG. Is displayed on the second screen 6C, and at the same time, a warning character such as ⁇ emergency stop of excessive air supply '' is newly displayed in the area 6X of the first screen 6B. Is displayed.
- warning character display may be displayed in a blinking manner or displayed in a color different from that of the endoscope balloon information image in order to surely notify the operator.
- an endoscopic balloon information image indicating the operating state of each balloon 9, 11 can be displayed on the screen 6A of the monitor 6 together with the endoscopic image. It is possible to make a person effectively recognize the state of each of the lanes 9 and 11. Other effects are the same as those of the first embodiment.
- the endoscope balloon control device of the present invention can allow the operator to recognize the inflated state of the balloon of the endoscope and the balloon of the overtube, so that deep observation and treatment using each balloon can be performed. This is particularly effective when performing cases such as the above cases and observation and treatment of various deep parts.
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Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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EP05728588A EP1731084B1 (en) | 2004-04-09 | 2005-04-07 | Endoscope balloon control device |
CN2005800121984A CN1946330B (zh) | 2004-04-09 | 2005-04-07 | 内窥镜球囊控制装置 |
DE602005025095T DE602005025095D1 (de) | 2004-04-09 | 2005-04-07 | Endoskop-ballonkontrollvorrichtung |
US11/545,678 US8096942B2 (en) | 2004-04-09 | 2006-10-10 | Endoscope balloon control device |
Applications Claiming Priority (2)
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JP2004115849A JP4409340B2 (ja) | 2004-04-09 | 2004-04-09 | 内視鏡バルーン制御装置 |
JP2004-115849 | 2004-04-09 |
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US11/545,678 Continuation US8096942B2 (en) | 2004-04-09 | 2006-10-10 | Endoscope balloon control device |
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WO2005096913A1 true WO2005096913A1 (ja) | 2005-10-20 |
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EP (2) | EP2110068B1 (ja) |
JP (1) | JP4409340B2 (ja) |
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DE (1) | DE602005025095D1 (ja) |
WO (1) | WO2005096913A1 (ja) |
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JP4409340B2 (ja) * | 2004-04-09 | 2010-02-03 | オリンパス株式会社 | 内視鏡バルーン制御装置 |
-
2004
- 2004-04-09 JP JP2004115849A patent/JP4409340B2/ja not_active Expired - Lifetime
-
2005
- 2005-04-07 EP EP09003482A patent/EP2110068B1/en not_active Not-in-force
- 2005-04-07 WO PCT/JP2005/006874 patent/WO2005096913A1/ja not_active Application Discontinuation
- 2005-04-07 EP EP05728588A patent/EP1731084B1/en not_active Not-in-force
- 2005-04-07 CN CN2011101275192A patent/CN102217925B/zh active Active
- 2005-04-07 CN CN2005800121984A patent/CN1946330B/zh active Active
- 2005-04-07 DE DE602005025095T patent/DE602005025095D1/de active Active
-
2006
- 2006-10-10 US US11/545,678 patent/US8096942B2/en active Active
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JPH06217935A (ja) * | 1993-01-29 | 1994-08-09 | Fuji Photo Optical Co Ltd | 電子内視鏡 |
JP2001340462A (ja) * | 2000-06-05 | 2001-12-11 | Hironori Yamamoto | 内視鏡挿入補助用バルーン付きチューブ |
JP2002301019A (ja) | 2001-04-09 | 2002-10-15 | Hironori Yamamoto | 内視鏡装置 |
JP2005007030A (ja) * | 2003-06-20 | 2005-01-13 | Fuji Photo Optical Co Ltd | 内視鏡装置 |
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Title |
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See also references of EP1731084A4 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103462583A (zh) * | 2013-08-03 | 2013-12-25 | 徐怀 | 一种调节内窥镜观察角度的方法 |
CN115054288A (zh) * | 2022-07-15 | 2022-09-16 | 兰州大学 | 一种靶向采集消化道气体生物学信息的装置 |
CN115054288B (zh) * | 2022-07-15 | 2024-06-11 | 兰州大学 | 一种靶向采集消化道气体生物学信息的装置 |
Also Published As
Publication number | Publication date |
---|---|
CN1946330B (zh) | 2011-07-13 |
EP1731084A1 (en) | 2006-12-13 |
EP2110068B1 (en) | 2011-08-03 |
EP1731084B1 (en) | 2010-12-01 |
JP2005296258A (ja) | 2005-10-27 |
JP4409340B2 (ja) | 2010-02-03 |
CN102217925B (zh) | 2012-11-14 |
US8096942B2 (en) | 2012-01-17 |
CN1946330A (zh) | 2007-04-11 |
US20070055101A1 (en) | 2007-03-08 |
DE602005025095D1 (de) | 2011-01-13 |
EP1731084A4 (en) | 2008-08-20 |
CN102217925A (zh) | 2011-10-19 |
EP2110068A1 (en) | 2009-10-21 |
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