JP2001112774A - Endoscope system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To recognize the time and conditions of usage of an implement of a machine so as to easily know and manage the timing of replacement or maintenance of the therapeutic implement. SOLUTION: In an endoscope system, an ROM 20 storing information specific to a handpiece 12 is mounted, and the stored contents are read into a buffer 21 inside an ultrasonic suction device 7 via a cable 19. In the ultrasonic suction device 7, according to the control of a CPU 23 executing a program stored in an ROM 22, the stored contents read via the buffer 21 are stored in a memory RAM 25 such as a nonvolatile RAM via a data bus 24. Therefore, a sort or a serial number of the handpiece 12 to be connected can be identified/ recognized in the ultrasonic suction device 7.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an endoscope system, and more particularly, to an endoscope system having a feature in a portion for identifying a use state of a treatment tool.

[0002]

2. Description of the Related Art Generally, in endoscopic surgery,
In addition to an endoscope, a light source device that supplies light to the endoscope, an imaging device that captures an image of the endoscope and displays the image on a monitor, a high-frequency ablation device that cuts or coagulates tissue using a high-frequency current, an ultrasonic wave 2. Description of the Related Art A treatment machine such as an ultrasonic surgical device that uses vibration to cut or coagulate tissue is used, and treatments such as cutting and coagulating tissue under an observation image of an endoscope are performed.

[0003] In this case, the treatment machine is equipped with a treatment tool, and the treatment tool is brought into contact with or close to the tissue to cut or coagulate the tissue. In addition, there are a wide variety of treatment tools.

[0004] Usually, these treatment tools have a semi-permanent resistance and those which can be replaced with new ones after one or several uses. The life of the treatment tool is determined by the use condition.

[0005] For example, in the high-frequency ablation apparatus, the tip of the electrode may be carbonized. In this case, it is necessary to replace the electrode with a new one. Further, in the ultrasonic surgical apparatus, the probe is very delicate, and may be cracked or broken depending on an excessive use condition, so that the probe needs to be replaced with a new one.

[0006] Further, since these treatment tools are usually subjected to high-temperature steam sterilization at every operation, the function may be deteriorated depending on the excessive sterilization frequency.

[0007] Therefore, if the treatment tool suddenly becomes unusable or cannot perform its original function due to excessive use, it is necessary to temporarily stop the operation and prepare a spare treatment tool. If a spare treatment tool cannot be prepared, the use of the treatment machine will be given up, or the procedure will have to be changed.

For this reason, it is necessary for the surgeon or the hospital to manage the usage of these treatment tools and to perform maintenance such as replacement with new ones or repair, and the types and number of treatment tools tend to increase. Recently required a great deal of effort.

[0009]

However, in the conventional endoscope system, although an error of a device such as a failure of the treatment machine is displayed, no error of the treatment tool is effectively recognized and displayed. Was. In addition, a dedicated control device and a display panel are required, and the system is large and expensive, so that the system cannot be accepted by general users other than large hospitals.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and aims to recognize the use time and use status of a treatment tool of a treatment machine, and to easily ascertain and manage the replacement time and maintenance time of the treatment tool. It is an object of the present invention to provide an endoscope system that can perform the operation.

[0011]

SUMMARY OF THE INVENTION An endoscope system according to the present invention includes an image pickup device for picking up an image of a target portion in a body cavity, an image pickup signal obtained by the image pickup device, signal processing, and an endoscope image on a display device. And a treatment device having a treatment tool for performing a predetermined treatment on the target site under the observation of the endoscope image, wherein the treatment device is provided with the treatment tool. Identification information recording means for recording identification information of the treatment instrument, identification information detection means for detecting the identification information recorded in the identification information recording means, and the treatment instrument based on the identification information detected by the identification information detection means And a notifying means for notifying the history state.

[0012]

Embodiments of the present invention will be described below with reference to the drawings.

FIGS. 1 to 6 relate to a first embodiment of the present invention. FIG. 1 is a configuration diagram showing a configuration of an endoscopic surgical operation system, and FIG. 2 is a configuration of a handpiece of FIG. FIG. 3 is a block diagram showing a configuration of a main part of the handpiece and the ultrasonic suction device of FIG. 1, FIG. 4 is a block diagram showing a configuration of a main part of the imaging device of FIG. 1, and FIG. FIG. 6 is a diagram showing a display example of a monitor, and FIG. 6 is a configuration diagram showing a configuration of a main part of a modification of the handpiece and the ultrasonic suction device of FIG.

As shown in FIG. 1, an endoscopic surgical operation system 1, which is an endoscope system of the present embodiment, which is arranged in an operating room, displays an endoscopic image on an endoscope trolley 2. For monitoring, an imaging device 4 for an endoscope, a light source device 5 for an endoscope, a high-frequency ablation device 6 which is a treatment machine for treatment, and an ultrasonic suction device 7 which is also a treatment machine for treatment It is configured.

A patient 13 is sleeping on a bed 14, and the abdominal cavity of the patient 13 is inflated by an insufflation device (not shown). Further, a plurality of trocars (not shown) are inserted into the abdominal cavity of the patient 13. The imaging device 4 has a CC
A camera head 8 on which D is mounted is attached, and a rigid endoscope 10 is attached to the camera head 8.
The rigid endoscope 10 is placed on the patient 1 via a trocar (not shown).
The surgical site in the abdominal cavity of the patient 13 is displayed on the monitor 3 by being inserted into the abdominal cavity of the patient 3. The light source device 5 supplies observation light to the rigid endoscope 10 via the light guide 9.

The operator performs an operation using various treatment tools of a treatment machine, which will be described later, while viewing the endoscope image projected on the monitor 3.

The high-frequency ablation device 6 is connected to an active electrode 11 as a treatment tool and a P plate 15, and the P plate 15 is attached to the back of the patient 13 or the like. A handpiece 12 as a treatment tool is connected to the ultrasonic suction device 7.

The surgeon inserts the active electrode 11 or the handpiece 12 into the abdominal cavity of the patient 13 through a trocar (not shown) like the rigid endoscope 10 and performs a procedure such as incision or coagulation of the surgical site by high frequency or ultrasonic waves. .

The high-frequency ablation device 6 and the ultrasonic suction device 7 are connected to the imaging device 4 by a communication cable (not shown).

Next, referring to FIG. 2 to FIG.
The present invention will be described for the case of

As shown in FIG. 2, the handpiece 12 is connected to the ultrasonic suction device 7 via the cable 19 as described above, and an ultrasonic vibrator (not shown) is incorporated in the handpiece 12. In addition, the ultrasonic vibrator generates ultrasonic vibration by a drive voltage or a current controlled by the ultrasonic suction device 7. Various probes 17 are mechanically connected to the ultrasonic transducer (not shown) by, for example, screwing, and the generated ultrasonic vibration is transmitted from the distal end of the probe 17 to a surgical site. In addition, a sheath 16 is connected to the handpiece 12 so as to cover the probe 17, so that tissue suction and cooling of the probe can be performed.

Here, the handpiece 12 has a serial number and a model number unique to each handpiece.
It is printed or stamped as shown at 00.

Further, as shown in FIG. 3, a serial number and a model number (reference numeral 1 in FIG.
The ROM 20 stores information unique to the handpiece 12 such as 00), and the stored contents can be read into the buffer 21 in the ultrasonic suction device 7 via the cable 19.

In the ultrasonic suction device 7, the ROM 2
Under the control of the CPU 23 executing the program stored in the memory 2, the storage contents read via the buffer 21 are stored in a memory (RAM) 25 such as a nonvolatile RAM via a data bus 24. Therefore, the ultrasonic suction device 7 can identify or recognize the type and the serial number of the connected handpiece 12.

For example, if the serial number of the handpiece 12 is "12345" and the model number is "TYPE1" (see FIG. 2), information corresponding to this content is stored in the ROM 20 in the handpiece 12, The ultrasonic suction device 7 reads the contents of the ROM 20 every time the handpiece 12 is connected or the power is turned on, for example. And the serial number of the handpiece "12345",
For the model number “TYPE1”, the usage time such as the ultrasonic oscillation time and the usage status such as the set value of the oscillation output are recorded. Further, the maintenance time data for the model number "TYPE1" is read from the information stored in advance.

Next, data such as the use time and use status recorded in accordance with the treatment tool used in this way, the maintenance time for the treatment tool, and the data such as the serial number and model number of the treatment tool are transmitted to the communication interface (communication). The data is transmitted to the imaging device 4 via a communication cable (not shown) by the I / F 26.

As shown in FIG. 4, the imaging device 4 receives the various data from the treatment device via the communication I / F 31 and outputs the data to the RO.
CPU 3 that executes a program stored in M32
Under the control of 3, the storage contents read via the communication I / F 31 are stored in a memory (RAM) 35 such as a nonvolatile RAM via the data bus 34. Based on the various data received, a video output signal of a video signal processing circuit 36 for processing a video signal from the camera head 8 is provided with character information by way of a character superimposition circuit 37. Superimposed and projected on monitor 3.

For example, as shown in Table 1, the handpiece 12 has a serial number "12345" and a model number "TY".
In the case of “PE1” and usage time: 2h, the received various data are in the form of the address and data shown in Table 1, and are superimposed on the character information based on the information stored in the imaging device 4 in advance. Is determined. That is, data such as the type of the therapeutic device, the type of the treatment tool, and the usage time are superimposed on the monitor 3 as character information.

[0029]

[Table 1] FIG. 5 shows the superimposed character information. As described above, in addition to the endoscope image 51, data such as the name of the treatment device, the serial number of the treatment tool, the model number, and the recommended maintenance time are displayed on the screen of the monitor 3 as character information as indicated by reference numeral 52. You. Further, data such as the use time and the use status are also displayed like reference numeral 53.

Therefore, the surgeon can easily grasp the type and use condition of the treatment tool used in the treatment machine, and can provide information such as how long the treatment tool can be used and the maintenance time of the treatment tool is near. It can be easily grasped, recognized, and managed.

Although only the case of the ultrasonic suction device 7 has been described above, the same applies to the case of the high-frequency cautery device 6.
For example, a ROM is mounted in the active electrode 11, and data corresponding to a unique serial number or model number is stored in the ROM in the active electrode.

In this embodiment, a ROM is provided in the treatment tool.
Is described, but the present invention is not limited to this, and any device that can identify the serial number or model number of the treatment tool may be used. For example, as shown in FIG. 6, based on the voltage values obtained by the resistances Ra (54a) to Rf (54f) in the handpiece 12, the data digitized by the A / D converter 55 in the ultrasonic suction device 7 is used. As shown in Table 2, a serial number or a model number may be identified.

[0033]

[Table 2] Further, although not shown, when the maintenance time or replacement time of the treatment tool is approaching, it is still effective to notify the surgeon by sounding in addition to the display. For the sound in this case, the buzzer of the treatment device or the imaging device is used, and either sound may be sounded.

7 to 9 relate to a second embodiment of the present invention. FIG. 7 shows a probe connected to a handpiece, FIG. 8 shows an active electrode of a high-frequency ablation device, and FIG. FIG. 3 is a diagram showing an image on a monitor when an identification display is captured by an imaging device.

Since the second embodiment is almost the same as the first embodiment, only different points will be described, and the same components will be denoted by the same reference numerals and description thereof will be omitted.

Normally, the handpiece 12 as a treatment tool of the ultrasonic suction device 7 and the active electrode 11 as a treatment tool of the high-frequency cauterization device 6 themselves have various types. Probe 1 for 12
7. In the active electrode 11, like the electrode tip,
In practice, various probes or electrodes are often used depending on the application. However, since the probe and the electrode tip are generally mechanically connected to the handpiece 12 and the active electrode 11, it is impossible to recognize the electrical serial number or the model number using the ROM or the like described above. It is.

In the second embodiment, the mechanical part such as the probe and the tip of the electrode can be easily recognized and grasped for its use time and use status. In addition to the configuration similar to that of the first embodiment described above, identification is provided for the probe and electrode selection, and the identification display is imaged and analyzed by the imaging device 4.

FIG. 7 shows a probe 17 connected to the handpiece 12. A bar code 61 is printed or stamped on the probe 17 as an identification display. The bar code 61 is unique to the probe and has information such as the type of the probe and the serial number.

Similarly, FIG. 8 shows several kinds of electrode tips attached to the tips of the active electrodes 11 of the high-frequency ablation apparatus 6 and several kinds of identifications. At the tip of the electrode, for example, a round electrode 6
2. There are types such as a flat electrode 64, a needle electrode 66, and a special electrode 68, which are used properly depending on the application. On the tip of these electrodes, the above-mentioned unique identification is printed or engraved. For example, like the above-mentioned probe 17, the barcodes 63 and 65 may be used, and the numbers 67 or colors 69 may be used.

FIG. 9 shows an image on the monitor 3 when the identification display is picked up by the image pickup device 4. For example, in this case, the bar code 61 in which the horizontal direction near the center of the screen is the identification display.
The imaging is adjusted so that the bar codes 61 of the identification display are arranged in the horizontal direction just near the center of the screen. Then, by pressing a switch (not shown) on the camera head 8, the imaging screen is captured in an image memory (not shown) of the imaging device 4.

Then, the bar code of the identification display is analyzed from the captured image, and the type and serial number of the probe and the electrode are identified and recognized based on Table 3. No special method is required for this image analysis. For example, a basic technology of barcode reading, a character recognition technology, or a color recognition technology may be used.

[0042]

[Table 3] Based on the information of the probe and the electrode tip recognized in this way, and the information transmitted from the treatment device described in the first embodiment, the probe and the electrode tip are also similar to the first embodiment. The monitor 3 displays the name of the probe, the name of the tip of the electrode, the serial number, and the usage time and usage mode of the probe. For example, this display is a display like reference numeral 60 in FIG.

Incidentally, in the present embodiment, the imaging device 4
Record the usage time and usage status of the probe and electrode tip
Although it is necessary to manage, the imaging device 4 only identifies the probe or the tip of the electrode, and the information of the identified probe or the tip of the electrode is temporarily returned to the treatment machine such as the ultrasonic suction device 7 or the high-frequency cautery device 6. You may. In this case, the imaging device 4 is used only for identification, and the treatment machine manages the usage time and usage status of the probe and the tip of the electrode, and transmits the information to the imaging device 4. Information can be obtained.

As described above, the surgeon also applies to the treatment tools such as the probe and the electrode of the treatment machine used.
The usage time and usage status can be easily grasped, and the maintenance time and replacement time can be easily recognized, grasped, and managed.

FIG. 10 is a configuration diagram showing a configuration of a main part of an endoscopic surgical operation system according to a third embodiment of the present invention.

Since the third embodiment is almost the same as the first embodiment, only different points will be described, and the same components will be denoted by the same reference numerals and description thereof will be omitted.

Next, a third embodiment will be described with reference to FIG. In the present embodiment, a memory card 70 on which individual identification information is recorded is attached to each treatment tool, and a memory card slot 71 for inserting the memory card 70 and reading the identification information is inserted into the treatment machine or the imaging device 4. It is provided. The memory card 70 is preferably a writable one, and it is desirable that information such as a use time and a use state managed by the treatment machine or the imaging device 4 can be written in addition to the identification information.

With this configuration, it is possible to reduce the amount of information to be managed by the treatment device and the imaging device 4, and to suppress the manufacturing cost of the treatment device and the imaging device 4. Also,
Since the memory card 70 can be commonly used for various treatment tools, the cost of the treatment tool can be reduced.

The description of other configurations and effects similar to those of the first embodiment or the second embodiment is omitted.

[Supplementary note] (Supplementary note 1) An imaging device for imaging a target site in a body cavity, a signal processing device for processing an imaging signal obtained by the imaging device and displaying an endoscope image on a display device And a treatment device having a treatment tool for performing a predetermined treatment on the target site under observation of the endoscope image, wherein identification information of the treatment tool provided in the treatment tool is recorded. Identification information recording means, an identification information detection means for detecting the identification information recorded in the identification information recording means, and a notification for notifying a history state of the treatment tool based on the identification information detected by the identification information detection means. And an endoscope system.

(Additional Item 2) The endoscope according to Additional Item 1, wherein the notifying unit is provided in the signal processing device, and superimposes the identification information on the endoscope image to notify the endoscope image. Mirror system.

(Additional Item 3) The identification information to be superimposed is:
3. The endoscope system according to claim 2, wherein the usage time of the treatment tool is used.

(Additional Item 4) The identification information to be superimposed is:
3. The endoscope system according to claim 2, wherein the information is information indicating maintenance time and / or replacement time of the treatment tool.

[0054]

As described above, according to the endoscope system of the present invention, the identification information detecting means detects the identification information recorded in the identification information recording means, and the notification means detects the identification information. Since the history state of the treatment tool is notified based on the identification information obtained, it is possible to recognize the use time and use state of the treatment tool of the treatment device, and easily grasp and manage the replacement time and maintenance time of the treatment tool. effective.

[Brief description of the drawings]

FIG. 1 is a configuration diagram showing a configuration of an endoscopic surgical operation system according to a first embodiment of the present invention.

FIG. 2 is a configuration diagram showing a configuration of the handpiece of FIG. 1;

FIG. 3 is a configuration diagram showing a configuration of a main part of the handpiece and the ultrasonic suction device of FIG. 1;

FIG. 4 is a configuration diagram showing a configuration of a main part of the imaging device in FIG. 1;

FIG. 5 is a diagram showing a display example of the monitor of FIG. 1;

FIG. 6 is a configuration diagram showing a configuration of a main part of a modified example of the handpiece and the ultrasonic suction device of FIG. 1;

FIG. 7 shows a probe connected to a handpiece according to a second embodiment of the present invention.

FIG. 8 is a view showing an active electrode of the high-frequency ablation device;

FIG. 9 illustrates an image on a monitor when an identification display is captured by an imaging device.

FIG. 10 is a configuration diagram showing a configuration of a main part of an endoscopic surgical operation system according to a third embodiment of the present invention.

[Explanation of Codes] Medical system 2 Endoscope trolley 3 Monitor 4 Imaging device 5 Light source device 6 High-frequency ablation device 7 Ultrasonic suction device 8 Camera head 9 Light guide 10 Hard mirror 11 Active electrode 12 Hand Piece 13 Patient 14 Bed 15 P plate 16 Sheath 17 Probe 18 Grip 19 Handpiece cable 20, 22, 32 ROM 21 BUF 23, 33 CPU 25, 35 RAM 26, 31. Communication I / F 36 ... Video signal processing circuit 37 ... Character superimposition circuit

Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat II (reference) A61B 18/12 H04N 7/18 M G02B 23/26 A61B 17/36 330 H04N 7/18 17/39 (72) Inventor Junichi Onishi 2-43-2 Hatagaya, Shibuya-ku, Tokyo Inside Olympus Optical Co., Ltd. (72) Inventor Satoshi Honma 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Inventor Norihiko Haruyama 2-43-2 Hatagaya, Shibuya-ku, Tokyo Inside Olympus Optical Industrial Co., Ltd. (72) Inventor Takashi Ozaki 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Industrial Co., Ltd. (72) Inventor Yoshia Hoshino 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Industrial Co., Ltd. (72) Inventor Kazunori Taniguchi 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Industrial Co., Ltd. (72) Invention Person Takeaki Nakamura 2-43-2 Hatagaya, Shibuya-ku, Tokyo F-term in Olympus Optical Co., Ltd. (Reference) 2H040 AA00 BA00 DA02 DA11 DA56 GA02 GA11 4C060 EE03 FF23 GG22 GG23 JJ12 KK03 KK04 KK06 KK07 KK30 MM24 4C061 AA24 BB02 CC07 DD01 GG15 HH57 JJ11 NN4 JJ17 NN4 CA04 CC02 GB00 HA12

Claims (1)

[Claims] An imaging device configured to image a target site in a body cavity; a signal processing device configured to process an imaging signal obtained by the imaging device and display an endoscope image on a display device; and the endoscope image. An endoscope system having a treatment device having a treatment tool for performing a predetermined treatment on the target site under observation of the identification information recording means for recording identification information of the treatment tool provided in the treatment tool; An identification information detecting means for detecting the identification information recorded in the identification information recording means, and a notifying means for notifying a history state of the treatment instrument based on the identification information detected by the identification information detecting means. An endoscope system characterized by the above-mentioned.