JP2010073393A - Medical electronic apparatus - Google Patents

Abstract

A medical electronic device capable of improving safety is provided.
A medical electronic device includes a battery housing part, a battery cover, a battery cover knob, a first locking part, and a second locking part, and the battery cover knob is in an initial position. At some time, the first locking portion 16 and the second locking portion 17 lock each other, and when the battery lid knob 14 slides from the initial position to the predetermined position, the first locking portion 16 and the second locking portion. 17 has a latching means for releasing the latching, an end 15 of the battery lid knob 14 and the housing 11, and has an insertion hole into which an external input terminal can be inserted. When sliding from the initial position to a predetermined position, the end 15 of the battery cover knob 14 protrudes from the housing 11 in the direction opposite to the insertion direction of the external input terminal, and the first locking portion 16 and the second locking portion 17 The battery lid 13 can be opened by releasing the lock.
[Selection] Figure 4

Description

  The present invention relates to a medical electronic device such as a hearing aid that supplements a hearing aid function by amplifying and outputting collected sound, and more particularly to a medical electronic device that inputs an external audio signal through an external input terminal.

As an example of a conventional medical electronic device, a medical electronic device including a safety mechanism that enables an opening / closing operation of an opening / closing operation member only when a power switch is in an off position is known (for example, Patent Documents). 1).
When such a medical electronic device is in the ON position, the battery lid does not open even if the battery lid opening / closing button is pressed, and when the power switch is in the OFF position, the battery lid opening / closing button can be pressed to The lid is open.
Japanese Patent Laid-Open No. 2-56850 (FIG. 1)

By the way, with the diversification of medical electronic devices such as hearing aids in recent years, an external input terminal can be inserted into the medical electronic device, and for example, an audio signal from an external device such as a television or a music sound source is also amplified. It is becoming possible for users to listen.
However, when the medical electronic device disclosed in Patent Document 1 is equipped with an input terminal for connecting an external input terminal and the external input terminal is connected, the battery lid opening / closing button can be pressed when the power switch is in the off position. This opens the battery cover.
Therefore, if the user tries to replace the battery and inserts his / her finger into the open battery cover and touches the battery connection terminal connected to the battery, the battery connection terminal should be connected to the battery connection terminal from an external device. If leakage current is included, it may cause an electric shock to the user.

  The present invention has been made to satisfy the above-described demand, and an object thereof is to provide a medical electronic device that can improve safety.

  A medical electronic device according to the present invention includes a housing including a battery housing portion for housing a battery, a battery lid disposed in the battery housing portion so as to be openable and closable, and sliding on a surface of the housing. A battery lid knob projecting from the housing, a first latching portion provided on the battery lid, and a second latching portion provided on the battery lid knob, wherein the battery lid knob is in an initial position The first locking portion and the second locking portion are locked to each other when the battery lid knob is slid from the initial position to a predetermined position. The battery lid having a latching means for unlocking the latching portion; an insertion hole provided across the end of the battery lid knob and the housing, into which an external input terminal can be inserted; When the knob is slid from the initial position to the predetermined position, The battery lid knob protrudes from the housing in a direction opposite to the insertion direction of the external input terminal, and the first and second locking portions are unlocked to release the battery lid. Is openable.

In the present invention, the insertion hole is provided across the end of the battery cover knob and the housing, and the battery cover knob is released simultaneously with the release of the locking means by sliding the battery cover knob from the initial position to the predetermined position. Project the end of the knob from the housing.
Therefore, for example, when the external input terminal is inserted into the insertion hole, the external input terminal can be pushed out from the insertion hole by the end of the battery cover knob.
That is, when the external input terminal is inserted into the insertion hole, the external input terminal is pushed out in the direction of coming out of the insertion hole as the battery cover knob slides, so that leakage current from the external device is applied to the external input terminal. Even if it is included, the battery can be replaced safely in a state where the electrical connection with the external device is interrupted.

  In the medical electronic device according to the present invention, when the end of the battery lid knob protrudes from the housing, the insertion hole reaches a position where the external input terminal inserted into the insertion hole is disconnected from the electrical connection. It is pushed out to the opposite side.

  In the present invention, as the battery cover knob slides from the initial position to a predetermined position, the electrical connection of the external input terminal can be reliably interrupted.

  In the medical electronic device of the present invention, when the battery lid knob is disposed at the initial position, the entrance of the insertion hole forms substantially the same surface, but when the battery lid knob slides to the predetermined position, The entrance of the insertion hole is formed with two or more surfaces.

  In the present invention, the insertion hole forms an entrance on the substantially same surface at the initial position of the battery lid knob so that the external input terminal can be inserted. Unlike this, two or more surfaces are inserted at a predetermined position of the battery lid knob. An external input terminal can be pushed out by forming an inlet.

  In the medical electronic device of the present invention, the battery lid and the battery lid knob are adjacent to each other.

  In the present invention, the first latching portion of the battery lid and the second latching portion of the battery lid knob are disposed adjacent to each other so that the stress applied to the battery lid knob can be applied to the battery lid without loss. Opening operation can be performed.

  The medical electronic device according to the present invention is provided with a housing including a battery housing portion for housing a battery, a locking means for exposing the battery housing portion, and a surface of the housing, and an external input terminal is inserted therein. When a part of the housing is slid along the surface of the housing until it protrudes from the housing, the peripheral portion of the insertion hole is in a direction opposite to the insertion direction of the external input terminal. The battery housing part can be exposed while projecting.

In the present invention, by sliding a part of the casing along the surface of the casing until it protrudes from the casing, the peripheral portion of the insertion hole is moved in a direction opposite to the insertion direction of the external input terminal along with the sliding of the part of the casing. The battery housing part is exposed by protruding.
Therefore, for example, when the external input terminal is inserted into the insertion hole, the external input terminal includes a leakage current from an external device by pushing the external input terminal in a direction to be extracted from the insertion hole by a part of the housing. However, it is possible to safely replace the battery in a state where the electrical connection with the external device is interrupted.

  The medical electronic device according to the present invention includes a battery lid knob that forms a surface of the housing and slides on the surface so that an end protrudes from the housing, and the insertion hole includes the battery lid knob. Provided over the end and the surface of the housing, the locking means comprises a first locking portion provided on the housing and a second locking portion provided on the battery lid knob, When the battery lid knob is in the initial position, the first locking portion and the second locking portion are locked with each other, and when the battery lid knob slides from the initial position to a predetermined position, the first locking portion is locked. The locking portion and the second locking portion are unlocked.

In the present invention, the housing includes the first locking portion, and the battery lid knob corresponding to a part of the housing includes the second locking portion. When the battery lid knob is in the initial position, the first locking portion and the second locking portion are locked with each other, and when the battery lid knob slides from the initial position to the predetermined position, the first locking portion and the second locking portion. Release the stop.
Therefore, the structure can be simplified by applying the battery lid knob to expose the battery housing portion.

  The medical electronic device according to the present invention is connected to a battery storage unit for storing a battery, a battery connection terminal provided in the battery storage unit, a battery lid for the battery storage unit, and an external input terminal. A receiving side terminal for inputting a signal from an external device, and a blocking portion for cutting off electrical conduction between the receiving side terminal and the battery connection terminal when the battery cover is opened. And

In the present invention, the blocking section blocks electrical continuity between the receiving terminal and the battery connection terminal when the battery cover is opened.
Therefore, for example, when an external input terminal is connected, even if leakage current from an external device is included in the external input terminal by blocking the battery connection terminal from the receiving terminal when the battery cover is opened, Battery replacement can be performed safely.

According to the medical electronic device of the present invention, when the battery lid knob is in the initial position, the first latching portion provided on the battery lid and the second latching portion provided on the battery lid knob are provided. The first locking portion and the second locking portion are locked to each other, and the locking of the first locking portion and the second locking portion is released when the battery cover knob slides from the initial position to the predetermined position. When the battery cover knob is slid from the initial position to the predetermined position, the locking means is provided across the end of the battery cover knob and the housing and has an insertion hole into which the external input terminal can be inserted. The end of the battery lid knob protrudes in the direction opposite to the insertion direction of the external input terminal, and the latching of the first latching portion and the second latching portion is released, and the battery lid can be opened.
This has the effect of improving safety.

  Hereinafter, medical electronic devices according to a plurality of embodiments of the present invention will be described with reference to the drawings.

(First embodiment)
The medical electronic device 10 according to the first embodiment of the present invention includes a housing 11 that includes a battery housing portion 12 for housing the battery 1, a battery lid 13 that can be opened and closed in the battery housing portion 12, and a housing. A battery lid knob 14 whose end 15 projects from the housing 11 by sliding on the surface of the battery 11, a first locking portion 16 provided on the battery lid 13 to form one of the locking means, and the battery lid knob 14 A second locking portion 17 that forms the other of the locking means, and an insertion hole 18 that is provided across the end portion 15 of the battery lid knob 14 and the housing 11 and into which the external input terminal 2 can be inserted. Prepare.

  As shown in FIGS. 1, 2, 3, and 4, the housing 11 includes a lower case 19 and an upper case 20.

  The lower case 19 is formed in a square box shape using a hard resin material as a raw material. The lower case 19 is equipped with a volume dial 21 at the top, and an earphone plug 22 is detachably mounted in the vicinity of the volume dial 21. The earphone plug 22 electrically connects an unillustrated earphone through an earphone electric wire 23. The earphone is worn on the user's ear.

  The lower case 19 has an insertion hole 18 on the side and a switch 25 on the opposite side of the insertion hole 18. The insertion hole 18 is provided across the end 15 of the battery lid knob 14 and the lower case 19, and the external input terminal 2 is attached to the insertion hole 18.

  The insertion hole 18 forms a substantially identical entrance at the initial position A1 of the battery cover knob 14 so that the external input terminal 2 can be inserted. Unlike this, the insertion hole 18 has two or more surfaces at the predetermined position A2 of the battery cover knob 14. And the external input terminal 2 is pushed out.

  The external input terminal 2 has a grounding terminal fitting 3, a left signal terminal fitting 4, and a right signal terminal fitting 5, each of which is a male terminal, and has a diameter larger than those of the terminal fittings 3, 4, 5. The resin-made terminal body 6 and the external input electric wire 7 are included. The external input wire 7 is electrically connected to an external device such as a television or a music sound source (not shown), and an audio signal from the external device is input into the medical electronic device 10 through the terminal fittings 3, 4, and 5.

  The lower case 19 has a battery housing portion 12 in a portion where the battery lid 13 is disposed. The battery housing portion 12 is provided with a pair of battery connection terminals 26 and 27. By storing the battery 1 in the battery housing portion 12, the battery 1 is electrically connected to the battery connection terminals 26 and 27, respectively. To do.

  Similar to the lower case 19, the upper case 20 is molded from a hard resin material, and is assembled to the lower case 19 so as to cover approximately 2/3 of the upper surface of the lower case 19 on the volume dial 21 side.

  The battery cover 13 is assembled to the lower case 19 so as to cover the remaining approximately 1/3 of the upper surface of the lower case 19. The battery cover 13 is connected to the opposite side of the volume dial 21 in the lower case 19 through a hinge member 28 so as to be able to open and close, and is urged in a normally open direction by a return spring (not shown). .

  The battery lid 13 has a first locking portion 16 at the end opposite to the hinge member 28. The battery lid knob 14 is formed in a thin plate shape and is disposed on the insertion hole 18 adjacent to the battery lid 13 of the upper case 20.

  The battery lid knob 14 forms a second locking portion 17 on the side portion on the battery lid 13 side. The battery lid knob 14 has a concave notch 29 that covers the outside of the insertion hole 18 at the end 15 on the distal end side in the sliding direction.

  The battery cover knob 14 is assembled to the upper case 20 so as to be slidable from the initial position A1 to the predetermined position A2 on the upper case 20 on the side perpendicular to the opening / closing direction of the battery cover 13 up to the predetermined position A2. The end 15 is protruded from the lower case 19 by sliding.

  As shown in FIGS. 5 and 6, the lower case 11 houses a circuit board 31 on which a control circuit unit 30 having a sound collecting circuit, an amplifier circuit, and the like (not shown) is mounted. Battery connection terminals 26 and 27 are electrically connected to the circuit board 31, respectively.

  As shown also in FIG. 7, the 1st latching | locking part 16 of the battery cover 13 is formed in the rectangular notch shape.

  As shown in FIG. 8, the battery lid knob 14 projects a pair of slide guide protrusions (the upper case 12 side is not shown) 32 on the side portion on the battery lid 13 side and the side portion on the upper case 20 side. Forming. The second locking portion 17 is formed in a plate shape so as to protrude toward the battery lid 13.

  Next, details and operations of the medical electronic device 10 according to the first embodiment will be described with reference to FIGS. 9, 10, 11, 12, and 13.

  As shown in FIG. 9, the insertion hole 18 is formed in the input terminal 36, and is a female terminal at a position corresponding to each terminal fitting 3, 4, 5 in the insertion hole 18. A side terminal fitting 33, a left signal receiving terminal fitting 34, and a right signal receiving terminal fitting 35 are housed. Each of the receiving side terminal fittings 33, 34, 35 is electrically connected to the circuit board 31.

  The battery cover knob 14 is always urged to the initial position A1 by the return spring 37 because the return spring 37 is assembled with the upper case 20 on the back side. Therefore, when the battery lid knob 14 is positioned at the initial position A1, the second locking portion 17 of the battery lid knob 14 is locked to the first locking portion 16 of the battery lid 13, and the battery lid 13 is opened. do not do.

  When the external input terminal 2 is not mounted in the insertion hole 18 of the input terminal 36, the battery cover knob 14 is slid from the initial position A1 toward the opening position A2 against the return spring 37, thereby the battery cover Since the second locking portion 17 of the knob 14 is detached from the second locking portion 16 of the battery lid 13, the battery lid 13 is opened by the return spring.

  As shown in FIGS. 10 and 11, when the external input terminal 2 is installed in the insertion hole 18 of the input terminal 36, the terminal fittings 3, 4, 5 of the external input terminal 2 are received by the input terminals 36. They are electrically connected to the control circuit unit 30 through the side terminal fittings 33, 34, and 35, respectively.

  The user puts the earphone on the ear, and then turns on the switch 25 and turns the volume dial 21 to the desired volume position, so that the sound of the external device connected to the external input terminal 2 through the earphone can be heard. Amplify and listen.

  Since the second locking portion 17 of the battery lid knob 14 is locked to the first locking portion 16 of the battery lid 13, the battery lid 13 is kept closed without being opened.

As shown in FIGS. 12 and 13, when the external input terminal 2 is mounted in the insertion hole 18 of the input terminal 36, the battery cover knob 14 is moved to the initial position A1 in order to replace the battery 1 by the user. When the slider 15 is slid toward the opening position A2, the end 15 of the battery cover knob 14 pushes the external input terminal 2 in the pulling direction while protruding from the lower case 19.
As a result, the external input terminal 2 is forcibly pushed out from the input terminal 36, and the terminal fittings 3, 4, 5 of the external input terminal 2 are disconnected from the receiving terminal fittings 33, 34, 35 of the input terminal 36. The
Therefore, the power input from the external input terminal 2 is cut off.

Then, when the second locking portion 17 of the battery lid knob 14 is released from the first locking portion 16 of the battery lid 13, the battery lid 13 is opened by the return spring.
Thereby, even if the user tries to replace the battery 1 and touches the battery connection terminals 26 and 27 in the battery housing portion 12, there is no leakage current associated with the power input from the external input terminal 2. Therefore, it is possible to prevent an electric shock from being given to the user.

According to the medical electronic device 10 of the first embodiment described above, the insertion hole 18 is provided across the end 15 of the battery cover knob 14 and the lower case 19, and the battery cover knob 14 is moved from the initial position A1 to a predetermined position. By sliding to A2, the end 15 of the battery lid knob 14 projects from the lower case 19 simultaneously with the release of the engagement between the second locking portion 17 of the battery lid knob 14 and the second locking portion 16 of the battery lid 13.
Thereby, when the external input terminal 2 has been inserted into the insertion hole 18, the external input terminal 2 can be pushed out in the direction to be extracted from the insertion hole 18 by the end 15 of the battery cover knob 14.
Therefore, when the external input terminal 2 is inserted into the insertion hole 18, the external input terminal 2 is pushed out in the direction of coming out of the insertion hole 18 as the battery cover knob 14 slides, so that the external input terminal 2 is connected to the external input terminal 2. Even if leakage current from the device is included, the battery can be replaced safely in a state where the electrical connection with the external device is interrupted.

  Further, according to the medical electronic device 10 of the first embodiment, the electrical connection of the external input terminal 2 can be surely cut off as the battery lid knob 14 slides from the initial position A1 to the predetermined position A2. it can.

  According to the medical electronic device 10 of the first embodiment, the insertion hole 18 forms an entrance on the substantially same surface at the initial position A1 of the battery lid knob 14 so that the external input terminal 2 can be inserted. In contrast, the external input terminal 2 can be pushed out by forming two or more inlets at a predetermined position A2 of the battery lid knob 14.

  Furthermore, according to the medical electronic device 10 of the first embodiment, the first lid 16 of the battery lid 13 and the second latch portion 17 of the battery lid knob 14 are disposed adjacent to each other, so that the battery lid A reliable lid opening operation can be performed by causing the stress applied to the knob 14 to act on the battery lid 13 without loss.

In addition, according to the medical electronic device 10 of the first embodiment, the blocking unit blocks electrical continuity between the receiving terminal and the battery connection terminal when the battery lid is opened.
Therefore, for example, when an external input terminal is connected, even if leakage current from an external device is included in the external input terminal by blocking the battery connection terminal from the receiving terminal when the battery cover is opened, Battery replacement can be performed safely.

(Second Embodiment)
Next, a medical electronic device according to a second embodiment of the present invention will be described. In the following embodiments, components that are the same as those in the first embodiment described above or functionally similar components are simplified or omitted by giving the same reference numerals or equivalent symbols in the drawings. To do.

  As shown in FIG. 14, in the medical electronic device 40 according to the second embodiment of the present invention, an input terminal 36 is arranged at the center of the upper case 12 away from the battery lid 13, and the battery is placed on the external input terminal 2. A lid knob 41 is arranged.

  The battery lid knob 41 is formed with a second locking portion 42 that protrudes from the center portion of the upper case 12 to the first locking portion 16 of the battery lid 13.

  The medical electronic device 40 according to the second embodiment has the same functions and effects as those of the first embodiment. In particular, according to the present embodiment, since the battery lid knob 41 is arranged at a position away from the battery lid 13, the battery lid 13 is opened at a position away from the battery lid knob 41 when the battery lid knob 41 is operated. Since it is covered, the battery lid 13 can be opened without being caught on the finger of the user operating the battery lid knob 41.

(Third embodiment)
Next, a medical electronic device according to a third embodiment of the present invention will be described.

  As shown in FIGS. 15 and 16, the medical electronic device 50 according to the third embodiment of the present invention includes a battery lid 51 integrated with a battery lid knob, and the insertion hole 18 is formed in a side portion of the battery housing portion 12. An input terminal 36 is disposed.

  The battery lid 51 is assembled to the lower case 19 so as to be slidable in the direction of the arrow in FIG. 15 with respect to the upper case 20, and has a concave notch 53 covering the outside of the input terminal 36 at its end 52. The battery lid 51 has a second locking portion (not shown), and can be locked to a first locking portion (not shown) having the second locking portion in the lower case 19.

In such a medical electronic device 50, when the battery input 51 is slid from the initial position A1 toward the opening position A1 when the external input terminal 2 is attached to the input terminal 36, the end of the battery cover 51 is obtained. While projecting the portion 52 from the lower case 19, the end portion 52 is pressed in the direction in which the external input terminal 2 is pulled out.
As a result, the external input terminal 2 is disconnected from the input terminal 36 and the terminal fittings 3, 4, 5 of the external input terminal 2 are blocked from the receiving terminal fittings 33, 34, 35 of the input terminal 36.
Therefore, the power input from the external input terminal 2 is cut off.

When the battery cover 51 moves to the opening position A2, the battery cover 51 moves on the lower case 19 and is opened.
Thereby, even if the user tries to replace the battery 1 and touches the battery connection terminals 26 and 27 in the battery housing portion 12, there is no leakage current associated with the power input from the external input terminal 2. Therefore, it is possible to prevent an electric shock from being given to the user.

  The medical electronic device 50 according to the third embodiment has the same effects as those of the first embodiment. In particular, according to this embodiment, by providing the battery lid 51 with the battery lid knob integrated, the battery lid 51 can be easily opened without performing any operation on the battery lid knob.

Further, according to the medical electronic device 50 of the third embodiment, the battery lid 51 is integrally slid along the surface of the lower case 19 until the battery lid 51 protrudes from the lower case 19, thereby sliding the battery lid 51. Accordingly, the peripheral portion of the insertion hole 18 protrudes in the direction opposite to the insertion direction of the external input terminal 2 to expose the battery storage portion 12.
As a result, when the external input terminal 2 is inserted into the insertion hole 18, the battery input 51 pushes the external input terminal 2 in the direction in which the external input terminal 2 is extracted from the insertion hole 18. Even if it is included, the battery can be replaced safely in a state where the electrical connection with the external device is interrupted.

According to the medical electronic device 50 of the third embodiment, the lower case includes the first locking portion, and the battery lid 51 includes the second locking portion. When the battery lid 51 is at the initial position A1, the first locking portion and the second locking portion are locked together, and when the battery lid 51 is slid from the initial position A1 to the predetermined position A2, the first locking portion and The locking of the second locking part is released.
Thereby, the structure can be simplified by applying the battery lid 51 to cover the battery housing portion 12 and to expose the battery housing portion 12.

  The lower case 19 and the upper case 20 used in each of the embodiments are not limited to those illustrated, and can be appropriately changed.

FIG. 3 is an external perspective view of the medical electronic device according to the first embodiment of the present invention as viewed from the insertion hole side including the external input terminal. Single unit perspective view of the medical electronic device of FIG. 1 is an external perspective view of the medical electronic device of FIG. 1 when the battery cover is opened. FIG. 1 is an external perspective view of the medical electronic device of FIG. 1 viewed from the battery lid side when the battery lid is opened. Plan view of the medical electronic device of FIG. The top view explaining the internal structure of the medical electronic device of FIG. Single unit perspective view of a battery lid applied to the medical electronic device of FIG. Single unit perspective view of a battery lid knob applied to the medical electronic device of FIG. Sectional drawing before mounting | wearing of the external input terminal explaining operation | movement of the medical electronic device of FIG. Sectional drawing after mounting | wearing with the external input terminal explaining operation | movement of the medical electronic device of FIG. Sectional view around the battery lid knob of the medical electronic device of FIG. Sectional drawing at the time of the slide movement of the battery cover knob explaining operation | movement of the medical electronic device of FIG. Sectional drawing around the battery lid knob of the medical electronic device of FIG. The top view of the medical electronic device of 2nd Embodiment which concerns on this invention The top view of the medical electronic device of 3rd Embodiment which concerns on this invention FIG. 15 is an external perspective view of a battery lid applied to the medical electronic device of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Battery 2 External input terminal 10 Medical electronic device 11 Housing 12 Battery storage part 13 Battery cover 14 Battery cover knob 15 End part 16 1st latching | locking part (locking means)
17 Second locking part (locking means)
18 Insertion hole 26 Battery connection terminal 27 Battery connection terminal 33 Grounding receiving terminal fitting (receiving terminal)
34 Receiving terminal fitting for left signal (receiving terminal)
35 Right signal receiving terminal fitting (receiving terminal)
40 medical electronic equipment 42 second locking portion (locking means)
50 Medical electronic equipment 51 Battery cover

Claims (7)

A housing including a battery storage unit for storing a battery;
A battery lid disposed to be openable and closable in the battery housing;
A battery cover knob whose end protrudes from the housing by sliding on the surface of the housing;
A first locking portion provided on the battery lid; and a second locking portion provided on the battery lid knob; and when the battery lid knob is in an initial position, The second locking portion is locked to each other, and the locking of the first locking portion and the second locking portion is released when the battery lid knob slides from the initial position to a predetermined position. Means,
The battery cover knob is provided across the end and the housing, and has an insertion hole into which an external input terminal can be inserted,
When the battery lid knob is slid from the initial position to the predetermined position, the end portion of the battery lid knob protrudes from the housing in a direction opposite to the insertion direction of the external input terminal, and the first locking portion And a medical electronic device in which the second lid is unlocked and the battery lid can be opened.   When the end of the battery cover knob protrudes from the housing, the external input terminal inserted into the insertion hole is pushed out to the side opposite to the insertion hole to a position where electrical connection is cut off. Item 3. A medical electronic device according to Item 2.   When the battery cover knob is disposed at the initial position, the entrance of the insertion hole forms substantially the same surface, but when the battery cover knob slides to the predetermined position, the entrance of the insertion hole has two or more. The medical electronic device according to claim 1, wherein a surface is formed.   The medical electronic device according to claim 1, wherein the battery lid and the battery lid knob are adjacent to each other. A housing including a battery storage unit for storing a battery;
Locking means for exposing the battery compartment;
Provided on the surface of the housing, and having an insertion hole into which an external input terminal can be inserted,
When a part of the casing is slid along the surface of the casing until it protrudes from the casing, the peripheral portion of the insertion hole protrudes in the direction opposite to the insertion direction of the external input terminal, and the battery storage portion Medical electronic devices that can be exposed. The battery cover knob has an end protruding from the casing by forming the surface of the casing and sliding on the surface, and
The insertion hole is provided across the end of the battery lid knob and the surface of the housing;
The locking means includes a first locking portion provided on the housing and a second locking portion provided on the battery lid knob,
When the battery lid knob is in the initial position, the first locking portion and the second locking portion are locked with each other, and when the battery lid knob slides from the initial position to a predetermined position, the first locking portion is locked. The medical electronic device according to claim 5, wherein the latching portion and the second latching portion are unlocked. A battery compartment for housing the battery;
A battery connection terminal provided in the battery housing;
A battery lid for the battery compartment;
A receiving terminal connected to the external input terminal for inputting a signal from an external device;
A medical electronic device having a blocking portion that blocks electrical continuity between the receiving terminal and the battery connection terminal when the battery lid is opened.

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