JP3459889B2 - Endoscope - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [0001] TECHNICAL FIELD The present invention relates to a detachable battery.
The present invention relates to an endoscope including a re-shaped light source. [0002] 2. Description of the Related Art Currently, endoscopes are used in medical fields and industrial fields.
It has become widely used in the field. Of these
An endoscope is used for diagnosis or examination in a living body, or
Since these are the parts to be inspected because they are inside the plant, equipment, etc.
A means for illuminating the position is required. For this reason, general
In the endoscope device, a light source device is prepared as an external device of the endoscope.
And the illumination light from the lamp, which is the light source in this light source device,
The light is guided to the light guide fiber provided in the endoscope, and
The illumination light guided by the light guide fiber
To illuminate the part to be inspected by exiting from the side illumination window
Has become. The above light source device is generally supplied from a commercial power source.
Lights the lamp inside the light source device using the supplied power
It is to let. On the other hand, for example, Japanese Patent Application Laid-Open No. 10-431
The endoscope described in Japanese Patent Publication No. 33 has a power source such as a dry battery.
A battery-type light source using a battery
It has been proposed that it can be attached detachably.
You. Endoscope to which such a battery-type light source is attached
Is easy to carry and can be used without power supply.
It can be used, so it is suitable for emergency use. [0004] SUMMARY OF THE INVENTION
The endoscope described in Japanese Unexamined Patent Publication No. Hei 10-43133 is an endoscope.
While operating the endoscope by grasping the operation unit,
In some cases, the test strip was cut off and hindered the inspection.
The battery loaded in the battery-type light source is
Detects when battery is about to run out or battery is running out
Prepare and use the endoscope without any
There is a problem that it is difficult to take appropriate measures. Ma
Also, a battery type light as a switch to turn on and off the lamp
The dial type or push type power switch
Power switch to visually check the on / off state of the switch
Check the relationship between the index printed near and the power switch position.
In each case, the switch position is at the end of the light source.
And the side (different from the face direction of the surgeon observing the endoscopic image)
Direction), it was hard to recognize. [0005] The present invention has been made in view of the above circumstances.
It is easy to visually check the remaining battery level while using the endoscope.
To prevent accidental battery exhaustion due to forgetting to check.
It is an object of the present invention to provide an endoscope that can perform the following. [0006] [MEANS FOR SOLVING THE PROBLEMS] To achieve the above object
The endoscope of the present invention has a battery for turning on a light source.
Endoscope provided with a battery unit having a detachably attached to the body unit
In the, provided in the main body, Observable by observers
Endoscope image can be emitted in a predetermined directionObservation means,The said ba
The battery is provided in the
To the attaching and detaching means provided in the main body.
The book so that it faces in substantially the same direction as the predetermined direction.
Fixed to the bodyAnd a notifying means.
I do. [0007] BRIEF DESCRIPTION OF THE DRAWINGS FIG.
An embodiment will be described. (First Embodiment) FIGS. 1 to 6 show a first embodiment of the present invention.
FIG. 1 shows a first embodiment of the present invention.
FIG. 2 is an external view showing the entire configuration of the endoscope. FIG.
Instructions for detachably attaching a battery-type light source to the body
FIGS. 3 and 3 show a battery-type light source attached to the endoscope body of FIG.
FIG. 4 is an explanatory view showing the internal configuration of the endoscope when the endoscope is lit, and FIG.
FIG. 5 is a circuit block diagram of a battery-type light source.
FIG. 6 is an explanatory view showing the switch operation, and FIG.
FIG. 7 is an external top view of the endoscope in an endoscope use state).
FIG. 7 is an external top view of an endoscope illustrating a modification of FIG. 6. [0008] As shown in FIG. 1, an endoscope 1 according to the present embodiment.
Is an elongated insertion portion 2 to be inserted into a body cavity, and this insertion portion
The eyepiece 3 provided at the rear end of the camera 2 and a line protruding from the side.
And an operation section 5 also serving as a grip section provided with a guide guide base 4.
Endoscope body 1A having a watertight structure, and endoscope body 1A
T-shaped detachably connected to the light guide base 4
Of a watertight structure with lamps and batteries
And a battery-type light source 7. The insertion section 2 has a tip structure provided at the tip.
Forming part 8 and a curved part provided at the rear part of the tip forming part 8.
Existing bending portion 9 and a long portion provided at the rear portion of the bending portion 9
And a flexible portion 10 having flexibility. The operation unit 5
Is provided with a bending operation lever 11.
By rotating the operation lever 11, the bending is performed.
The section 9 performs a bending operation. Also, this operation
The unit 5 includes a suction button 12 for performing a suction operation,
From the proximal end of the suction button 12
Suction (not shown) provided in the insertion section 2 of the endoscope main body 1A
A suction base 13 communicating with the channel is provided.
You. The suction base 13 is connected via a tube (not shown).
The suction button 12 is connected to a suction device (not shown).
By appropriately operating, the insertion portion 2 of the endoscope body 1A
Suction channel (not shown) provided in the inside, suction base 1
The body fluid in the body cavity can be sucked through 3
Swelling. [0010] The battery-type light
Light guide base to which connection socket 18 of source 7 is connected
A screw portion 19 is provided, and inside the screw portion 19, the insertion portion 2
Light guide fiber to guide illumination light to the tip
The light guide base 4 to which the base end of the
Has been established. The battery type light source 7 has a connection socket.
Female thread 18a formed on the inner peripheral surface of
The end cap main body 1A is screwed into the
They are connected integrally. As shown in FIG. 2, the battery type light source 7 is
Base entry section fixed by inserting the light guide base 4
21 and a lamp housing for storing a lamp 22a (see FIG. 3).
Housing 22 and one or more dry cells or
Houses a battery 23a such as a rechargeable battery (see FIG. 4).
And a battery accommodating section 23. Said la
At the base end of the lamp housing 22, a detachable lamp cap
Is provided at the base end of the battery storage portion 23.
Is provided with a detachable battery cap 25.
You. Then, the respective caps 24 and 25 are removed.
The replacement of the lamp 22a and the battery 23a
You can do it. The light guide is inserted into the base engaging portion 21.
Mounting portion main body 26 engaged with the base 4, and this mounting portion
The connection socket 18 rotatably disposed on the main body 26.
A predetermined position provided on the outer peripheral surface of the mounting portion main body 26;
An index 28 indicating the position and an index 28
Positioning pins 29 are provided. Also,
The re-shaped light source 7 includes a power switch to be described later.
As the continuity between the lamp 22a and the battery 23a.
Provide battery side contacts and lamp side contacts (not shown) on the road
And these battery side contacts and lamp side contacts
Alternatively, the lamp 22a is turned on and
It is designed to Therefore, the battery-type light source 7
Is an endoscope for turning on and off the lamp 22a.
With the mounting portion main body 26 integrated with the operation portion 5 as an axis,
It is rotatable with respect to the endoscope operation unit 5. The light guide base 4 of the endoscope operation section 5 is shaped
The positioning pin 29 is engaged with the formed pin receiving portion 4a.
And the male screw portion 19 is connected to the connection socket 18.
Screwing with the female screw part 18a formed on the inner peripheral surface of
To integrally fix the battery-type light source 7 to the endoscope operation unit 5
I do. At this time, the watertight seal provided on the
26a is the back surface of the male screw 19 of the light guide base 4.
And watertightness in the joint is maintained, and
Prevents rattling and loosening. The connection shown in FIG.
In the state, the lamp 22a is off. In this embodiment, the side of the eyepiece 3 is
A bag facing the observer's face during observation
A liquid crystal panel 30 is provided on the outer periphery of the
After the power of the battery type light source 7 is turned on.
It is configured so that the wear state of 23a can be understood at a glance. Next, referring to FIG.
The internal configuration of the entire endoscope when the terry light source 7 is attached
explain. A line for guiding illumination light is provided in the insertion portion 2.
Guide fiber 41 is inserted through the light guide
The guide fiber 41 is bent in the operation section 5 and the light at the rear end is bent.
The incident end face is located in the lamp housing 22 of the battery type light source 7.
For the lamp 22a and the condenser lens 42 built in
Facing inside the light guide base 4
You. As described above, the battery type light source 7 is
5 to turn on the lamp 22a,
Illumination light emitted from the pump 22a passes through the condenser lens 42.
The light is collected and enters the light incident end face of the light guide fiber 41.
Shoot. The illumination light incident from the light incident end face is
The light is guided by the guide fiber 41, and
The light exits from the light exit end face fixed to the illumination window 43 and is
It illuminates the part to be inspected. Illuminated
The subject image from the test section is disposed in the tip configuration section 8.
An image is formed by the objective lens 44. This objective lens 44
At the image forming position, the tip surface of the image guide fiber 45
Is arranged, and this image guide fiber 45 is
The image is guided to the end face of the eyepiece 3. Subject image guided
Through an eyepiece 46 disposed in the eyepiece 3
The observation window 47 allows visual observation.
The tip of the suction channel (not shown) is
It is fixed to the component 8. This suction channel is
Insert an endoscope treatment tool (not shown) into a treatment tool channel.
Also used. The power supply from the battery 23a
Is supplied to the liquid crystal panel 30 so that the liquid crystal panel 3
0 and the battery 2 detected by a voltage detection unit described later.
The wear state of 3a is displayed. As shown in FIG.
As shown, the battery-type light source 7 is connected to a battery (not shown).
By contacting or non-contacting the point and lamp side contacts,
A power switch 51 for turning on and off the lamp 22a
Have. Then, the power switch 51 is turned on.
As a result, the power supply voltage of the battery 23a is supplied and the
Lamp 22a and the consumption of the battery 23a.
The voltage detector 52 serving as detecting means for detecting the state is
The power supply voltage of the battery 23a is supplied. The voltage detector 52 detects the detected battery.
23a is compared with the reference voltage value to determine the consumption state.
One or more diagrams for generating voltage value signals representing floors
Battery 23a which has no built-in comparison circuit
Generated based on the result of comparing the reference voltage value with the reference voltage value
A driving circuit for driving the liquid crystal panel 30
Output to the road. This drive circuit is
Based on the voltage value signal output from the voltage detection unit 52,
Built-in processing circuit (not shown) for calculating display signals
The display signal calculated by the processing circuit is
Output to the crystal panel 30 to drive the liquid crystal panel 30.
It has become. The liquid crystal panel 30, for example, displays
The indicator 55 imitating the battery 23a
The consumption status of 23a is displayed in four levels.
Of the battery 23a depending on the number of displayed blocks.
The wear state is shown (see FIG. 6). Full charge in the figure
The state of is shown. Although not shown, for example,
Number of Comparison Circuits in Pressure Detector 52 and Level of Liquid Crystal Panel 30
It corresponds to the number of floor indications. Note that the
The pressure detection unit 52, the drive circuit 53, and the liquid crystal panel 30
When the power switch 51 is turned on,
When 2a lights up, the power supply voltage is supplied and the display is performed.
Swelling. The battery type light source 7 having the above-described configuration is used as an endoscope.
An endoscope is configured by being detachably connected to the body 1A. First figure
2, the base engaging portion 2 of the battery-type light source 7
The light guide base 4 is engaged with and fixed to 1. And
As shown in FIG. 5, the attachment integrated with the endoscope operation unit 5
With the main body 26 as an axis, the battery type light source 7 is
About 90 °, turn on the power switch 51,
The lamp 22a is turned on. Then, as shown in FIG.
The crystal panel 30 is located on the same plane as the direction in which the eyepiece 3 is viewed.
By doing so, when performing endoscopic observation (ie, putting the face on the eyepiece 3)
Close to the operator's face)
You. At the same time when the lamp 22a is turned on, the voltage detector 52
Then, the reference voltage of the battery 23a and the detected voltage value are
Comparing with a comparator circuit, and generating a voltage signal from the comparison result
And outputs it to the drive circuit 53. The voltage value signal is input.
The driving circuit 53 calculates the voltage value signal,
A display signal is generated and output to the liquid crystal panel 30. This display
In the liquid crystal panel 30 receiving the signal, the liquid crystal panel 30
Indicator 5 that simulates the consumption state of the battery 23a
Displayed as 5. This makes it easy to observe
Check the indicator 55 and replace with a new battery 23a.
It can be determined whether or not the replacement is necessary. The liquid crystal panel provided in the endoscope apparatus as described above
An indicator that informs the battery 30 of the consumption state of the battery 23a.
Display 55 and use the liquid crystal panel 30 with an endoscope.
By setting it at a position where it is easy for the operating surgeon to see,
It is possible to prevent forgetting to check the amount, and the battery 23a during operation.
It is easy to check the level of wear. As a result, it is possible to forget to confirm the remaining battery power.
The battery can be prevented from running out unexpectedly.
The problem that occurs when using an insufficient endoscope device
Will be resolved. Incidentally, as shown in FIG.
A display element 71 such as an LED is used instead of the panel 30.
To display the consumed state of the battery 23a.
good. Using the display element 71, the voltage level of the battery 23a is
The bell is divided into two main types, effective operating voltage and warning voltage.
indicate. The effective working voltage is, for example, a green LED 72a,
Three 72b and 72c are arranged. Fully charged
In the state, these three LEDs 72a, 72b, 72c
Lights at the same time, one with the voltage drop of the battery 23a
By sequentially turning off the lights, the remaining power of the battery 23a is reduced.
It is displayed. Then, the power of the battery 23a is
The last LED 72 that indicates the effective working voltage when the pressure drops
When “c” goes out, the LED 73 indicating the warning voltage blinks
To start. The warning voltage display at this time indicates that the
This is a warning that the vehicle is near, for example, when using an endoscope.
When the remaining battery power equivalent to one case is reached
May be displayed on the screen. In addition, this warning
The display LED 73 displays the effective use voltage.
If the interval is wider than the LEDs 72a, 72b, 72c
And use warning colors such as red to make it easier to distinguish
ing. Also, make sure that the battery capacity can be understood at a glance.
A scale 74 is attached next to these display elements 71,
Check the remaining battery power by comparing the LED lighting / flashing position.
I have to be able to recognize. Here, the liquid crystal panel 30 or the display element
The child 71 is provided in the battery storage unit 23 and is not shown.
Although it is configured to be attached to the opening window in a watertight manner, for example,
Exterior member of battery-type light source 7 including battery storage section 23
The whole is molded with transparent resin, and the liquid crystal panel is
30 or display element 71, and display contents are transparent
If it is constructed so that it can be seen through
The watertightness of the exterior of the battery type light source 7 can be ensured.
You. The endoscope according to the present embodiment has a distal end portion.
8 captured by the objective lens 44 disposed in
The body image is captured by the image guide fiber 45 to the end face of the eyepiece 3.
From the observation window 47 through the eyepiece 46
The present invention is applied to an optical endoscope that can be visually observed.
However, the present invention is not limited to this, and is provided on the distal end side of the insertion portion.
A subject image is captured by an imaging device such as a CCD and photoelectrically converted.
An electronic endoscope that obtains an endoscope image by processing the imaging signal
The battery type light source 7 of the present invention is detachably attached to the
You can do it. (Second Embodiment) FIGS. 8 and 9 show the present invention.
FIG. 8 relates to a second embodiment of the present invention.
Explanatory diagram illustrating the internal configuration of an endoscope having the embodiment,
FIG. 9 is an external top view of the endoscope when the endoscope of FIG. 8 is used.
It is. In the first embodiment, the battery type light
The consumed state of the battery 23a incorporated in the power source 7 is indicated by the eyepiece unit.
Position facing the observer's face during observation on the side of 3
A liquid crystal is provided on the outer periphery of the battery-type light source
It is displayed on the panel 30 or a display element 71 such as an LED.
However, in the second embodiment, the notifying means and
Without disposing the display element on the battery type light source 7,
Is provided outside the eyepiece 3 of the
The same components as those in the first embodiment are denoted by the same reference numerals.
The description is omitted. That is, as shown in FIG.
The endoscope 80 in the form of is operated on the operation unit 5 side of the endoscope main body 80A.
Battery type light source 7 is attached to light guide base 4 protruding from
Is attached to the drive circuit 5 via a contact (not shown).
3 is transmitted to the signal line 81.
ing. The signal line 81 passes through the operation unit 5 and is connected to the eyepiece unit.
Display such as LED provided adjacent to observation window 47 on 3
It is connected to the element 82. As shown in FIG. 9, provided on the eyepiece 3
The display element 82 is effectively used as described with reference to FIG.
For example, three LEDs to indicate voltage and warning voltage
An observation window 83a, 83b, 83c and one LED 84
47 are circumferentially arranged. In this case,
Three LEDs 83a, 83b, 83c for displaying the application voltage
Are arranged at an angle of approximately 45 °, and
The voltage level of the battery 23a is compared with the display position in advance.
If you let it light up one by one
The remaining amount can be easily recognized. For this reason,
From the state where three lights are turned on at the same time as in the first embodiment
It is not necessary to erase one by one. still,
The LED 84 provided for displaying the warning voltage is also described with reference to FIG.
Widen the distance in the same way as
Used and distinguished from LEDs 83a, 83b, 83c
It is easy to do. The battery-type light source 7 configured as described above is
As in the embodiment, it is detachably connected to the endoscope main body 80A.
To constitute the endoscope 80 and rotate it with respect to the operation unit 5 to
When the lamp 22a is turned on, the illumination light from the lamp 22a
Is emitted from the distal end of the insertion portion 2 and the drive circuit 53
These display signals are transmitted to the display element 82 of the eyepiece 3 and
The remaining amount of the battery 23a is displayed. When performing observation using the endoscope 80,
When looking into the eye 3, the user checks the display element 82 and
You can know the remaining battery level. Also, during observation
Without removing the face from the eyepiece 3 (endoscope observation
(Without having to do it)
it can. According to this configuration, the configuration of the first embodiment is
In addition to the effects, it is easy to check the battery level while using the endoscope.
Can prevent accidental battery depletion.
It becomes possible. In addition, the notification means of the remaining battery power is provided by the eyepiece unit 3.
, The battery type is different from the first embodiment.
The light source 7 can be made compact, and the operability of the endoscope can be improved.
Is improved. (Third Embodiment) FIG. 10 shows a third embodiment of the present invention.
An observation window provided in an endoscope eyepiece according to the third embodiment
It is explanatory drawing which shows the display element when looking through. In addition,
In the second embodiment, a battery built in the battery-type light source 7 is used.
The worn state of the battery 23a is provided outside the endoscope eyepiece 3.
It is configured to display on the display element 82 as the notification means.
However, in the third embodiment, the display as the notification means is performed.
The element is provided inside the eyepiece 3 and the observation provided in the eyepiece 3
LED and other displays around the endoscope image when looking through window 47
The device is configured so that the element can be seen.
Components that are substantially the same as those in the embodiment are given the same reference numerals, and description thereof is omitted.
Abbreviate. That is, as shown in FIG.
The endoscope 90 according to the embodiment has an observation window provided in the eyepiece 3.
Tables such as LEDs around the endoscope image 91 when looking into 47
It is arranged so that the indicating element 92 can be seen. This display element
Reference numeral 92 denotes an effective working voltage and a warning in the same manner as described with reference to FIG.
In order to display the notification voltage, for example, three LEDs 93a, 93
b, 93c and one LED 94 can be seen from the observation window 47.
So that they are arranged circumferentially inside. According to the endoscope having the above-described structure, the second real endoscope
In addition to the effects of the embodiment, a table such as an LED is provided on the outer surface of the eyepiece 3.
Since it is not necessary to arrange the indicating element in a watertight manner,
Watertightness is improved. Also, release the face from the endoscope eyepiece 3.
Display indicating the remaining battery level near the endoscope image 91
Since you can observe while checking the element, always
You can pay attention to the remaining battery power. Therefore, the second
More sure than forgetting to check the battery level than in the embodiment
Can be prevented. In the second and third embodiments,
Commonly used in mobile phones etc. in the endoscope operation unit
Built-in pager motor (not shown) and battery
Drive power of motor synchronized with warning display signal from storage
May be supplied. According to this configuration, the battery
In addition to visual means for alerting the remaining battery level,
Vibration from the motor drive is transmitted to the hand holding the endoscope.
It is possible to notify the operator of the warning of running out of battery more reliably
It works. The endoscope operation unit 3 or the battery
A speaker for the re-shaped light source 7 and a drive for driving the speaker
Means, and a warning display signal from the battery storage section 23.
The driving power may be supplied in synchronization. this
According to the configuration, the warning is provided as a warning notification means of the remaining battery level.
Warnings can be provided by voice in addition to
Notifying the surgeon of the warning of running out of battery even more reliably
Becomes possible. (Fourth Embodiment) FIG. 11 shows a fourth embodiment of the present invention.
It is an external appearance top view of the endoscope concerning 4th Embodiment. still,
In the fourth embodiment, an endoscopic image is formed on a battery-type light source.
By providing a liquid crystal monitor to display,
Displays the status of the battery built in the battery-type light source.
The third embodiment is different from the third embodiment.
Approximately the same components have the same reference characters allotted, and description thereof will not be repeated. You
That is, as shown in FIG. 11, the fourth embodiment is provided.
The obtained endoscope 100 has an endoscope body 100A and a liquid crystal monitor.
Mainly composed of a battery-type light source 110 provided with a
Is done. In the eyepiece 3 of the endoscope main body 100A,
Is an image guide frame (not shown) as described in FIG.
Eyepiece to focus observation image from fiber on operator's pupil
A lens (not shown) is provided.
An unillustrated hard disk that projects the observation image formed by the eyepiece
Capture the observation image projected by the mirror and this half mirror
(Not shown). This
The signal lines extending from the solid-state image sensor
Via a light guide base (not shown)
And a not-shown connection electrically connected to the battery-type light source.
Wired to point pins. The battery type light source 110 is a light guide.
In the state of FIG. 11 attached to the base,
The optical element photoelectrically converts the optical image into an electrical image signal by the image element.
Through the contact pin of the light guide base
And a video processor (not shown) in the battery type light source 110.
Output to the LCD monitor 111 integrated with the
I'm trying. The solid-state image sensor and the liquid crystal monitor 1
11 is driven by a battery inside the battery-type light source 110.
It is supplied from ri. This battery type light source 110 is built in.
A lamp switch 112 for turning on the lamp;
Monitor switch for starting the LCD monitor 111
113 are provided. The LCD monitor 111 is
Start only when the lamp is lit
You. When the lamp switch 112 is turned on, the run
The display turns on, and the display element 11 similar to that described in FIG.
4 lights up. Then, monitor switch
When the switch 113 is turned on, the display element 114 is turned off,
The liquid crystal monitor 111 is activated. This LCD monitor 111
On the display screen, the endoscope image is enlarged and displayed,
An indicator indicating the remaining battery power in the same manner as described with reference to FIG.
The cater 115 is displayed. The display element 114 and liquid
Indicator displayed on the display screen of the crystal monitor 111
In any of 115, an operator performs observation using an endoscope.
In this case, it is provided at a position viewed from the front. According to the endoscope 100 having the above configuration, the first
In addition to the effects of the first to third embodiments, the liquid crystal monitor 111
The observation image is enlarged and displayed on the display screen of
You can check the image even when your face is far from
As a result, the operability of the endoscope 100 is improved. Also, liquid crystal
The enlarged display on the monitor 111 can be viewed by many people.
You. In addition, when the LCD monitor 111 is used,
The monitor switch 113 to OFF even if
And turn on only the lamp to start observation with the eyepiece 3.
In other words, the observation time can be connected. The present invention is limited only to the above-described embodiment.
It is not intended to depart from the gist of the present invention.
Various modifications can be made. [Appendix] (Supplementary item 1) A guide that guides illumination light to the distal end of the slender insertion section.
Endoscope body having light guide fiber and endoscope
Light input end of the light guide fiber, which is detachable from the main body
Light source for supplying illumination light to the
Endoscope with battery-type light source having battery
Detecting the consumed state of the battery by a detecting means,
Based on the detected result, the state of the battery consumption is determined.
The position of the informing means for informing the observation field of the endoscope image
Or observation at the side of the endoscope image observation means
Characterized by being placed at a position facing the face of the elderly
Endoscope. (Appendix 2) The distal end of the elongated insertion portion is illuminated.
Endoscope body with light guide fiber for guiding bright light
And the light guide fan, which is detachably attached to the endoscope body.
And a light source for supplying illumination light to the light incident end of the optical fiber.
And a battery-type light source having a battery to be turned on.
In the endoscope, the consumed state of the battery is detected by detecting means.
And based on the detected result, the battery
Notification means for notifying the wear state of the
An endoscope characterized by being provided. (Additional Item 3) The detecting means may be
It is a voltage detector that detects the voltage value of the battery
3. The endoscope apparatus according to claim 1 or 2, wherein (Appendix 4)
Item 3 is characterized in that the informing means is driven.
Endoscope. (Additional Item 5) The notification means may be
Item 4 is provided in the re-shaped light source.
Endoscope. (Additional Item 6) The notifying means may be the endoscope.
Additional items 1 to 4 characterized by being provided on the eyepiece of the main body
The endoscope as described. (Additional Item 7) The notification means is a lighting display.
The battery consumption status is notified by
An endoscope according to additional items 1 to 4. (Additional Item 8) The notification means may be an image display
The battery consumption status is notified by
An endoscope according to additional items 1 to 4. (Supplementary Item 9) The notifying means may generate a sound.
The battery power consumption state is reported.
5. The endoscope according to any one of items 1 to 4. (Additional Item 10) The notifying means may be a vibration
The battery power consumption state is reported.
5. The endoscope according to any one of items 1 to 4. (Additional Item 11)
Displays the wear status of the battery and the endoscope image.
9. The endoscope according to claim 8, wherein (Additional Item 12) The notifying means may be the eyepiece.
On a plane parallel to the observation image obtained at the part
9. The endoscope according to claim 7 or 8, wherein [0056] As described above, according to the present invention,
A position that enters the viewing field of the endoscope image or the hand that observes the endoscope image
Position facing the observer's face during observation on the side of the step
Notification means for notifying the remaining battery level
Easily check the battery level immediately before or during use of the endoscope
Can be recognized, and unexpected battery shut down due to forgetting to confirm
This can be prevented.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an external view showing an entire configuration of an endoscope according to a first embodiment of the present invention. FIG. FIG. 3 is an explanatory view showing the internal configuration of the endoscope when the battery-type light source is mounted on the endoscope main body in FIG. 2; FIG. 4 is a circuit block diagram of the battery-type light source; FIG. 6 is an explanatory view showing a switch operation of a battery-type light source. FIG. 6 is an external top view of the endoscope when the lamp is turned on (ie, the state of use of the endoscope). FIG. 8 is an explanatory view illustrating an internal configuration of an endoscope provided with the second embodiment of the present invention. FIG. 9 is an external view of the endoscope when the endoscope of FIG. 8 is used. FIG. 10 is an illustration showing a display element when looking through an observation window provided in an endoscope eyepiece according to a third embodiment of the present invention. FIG. 11 is an external top view of an endoscope according to a fourth embodiment of the present invention. [Description of References] 1... Endoscope 1A... Endoscope body 2... Insertion section 3. Light guide base 5 Operating section 7 Battery type light source 22a Lamp (light source) 23a Battery 30 Liquid crystal panel 45 Light guide 47 Observation window 51 Power switch 52 Voltage detector 53 Drive circuit 55 Indicator 71 ... Display elements 72a, 72b, 72c, 73 ... LED 74 ... Scale

──────────────────────────────────────────────────の Continuing on the front page (72) Inventor Seiichi Hosoda 2-43-2 Hatagaya, Shibuya-ku, Tokyo Within O-Limpus Optical Industry Co., Ltd. (72) Inventor Shoichi Gotanda 2-43-2 Hatagaya, Shibuya-ku, Tokyo No. Olympus Optical Co., Ltd. (72) Inventor Takeaki Nakamura 2-43-2 Hatagaya, Shibuya-ku, Tokyo In Olympus Optical Co., Ltd. (56) References JP-A-9-10173 (JP, A) JP-A-11-56774 (JP, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) G02B 23/24

Claims (1)

(57) Claims 1. An endoscope having a battery unit having a battery for turning on a light source, the battery unit being detachably attached to a main body, wherein the endoscope is provided on the main body and can be observed by an observer. A certain direction
Observation means capable of emitting an endoscope image to the battery unit; and
Indicating and displaying, and attaching / detaching provided on the main body
Means so as to face in substantially the same direction as the predetermined direction.
An endoscope comprising: a notifying unit fixed to the main body .